{"id":1307,"date":"2026-03-23T06:37:17","date_gmt":"2026-03-23T06:37:17","guid":{"rendered":"https:\/\/zhiweichem.com\/?page_id=1307"},"modified":"2026-03-23T06:38:02","modified_gmt":"2026-03-23T06:38:02","slug":"hec-para-fluidos-de-producao-de-petroleo","status":"publish","type":"page","link":"https:\/\/zhiweichem.com\/pt\/hec\/hec-para-fluidos-de-producao-de-petroleo\/","title":{"rendered":"HEC para fluidos de produ\u00e7\u00e3o de petr\u00f3leo"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1307\" class=\"elementor elementor-1307\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5676180a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5676180a\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1a7aac36\" data-id=\"1a7aac36\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4f72c86 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"4f72c86\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">HEC for Oil Production Fluids<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-505b655d elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"505b655d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Hydroxyethyl Cellulose (HEC) is a non-ionic polymer used to viscosify clear brine production fluids.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-adec99d elementor-widget__width-initial elementor-widget-mobile__width-inherit elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"adec99d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>It supports pseudoplastic flow, low gel build, stable handling in the field.<br \/>Share your brine type and target viscosity. We will suggest a simple test plan.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-653e521 elementor-widget elementor-widget-button\" data-id=\"653e521\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/wa.me\/8618366163707?text=Hello%2C+I+am+interested+in+Daily+Chemical+Grade+HEC+for+Shampoo+and+Body+Wash.\" target=\"_blank\" rel=\"noopener\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Contact Sales<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5960d99 elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5960d99\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-89c7d39\" data-id=\"89c7d39\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5d34786 elementor-widget elementor-widget-image\" data-id=\"5d34786\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" data-src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-for-Oil-Production-Fluids-Sample-Pouring.webp\" data-srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-for-Oil-Production-Fluids-Sample-Pouring.webp 853w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-for-Oil-Production-Fluids-Sample-Pouring-300x200.webp 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-for-Oil-Production-Fluids-Sample-Pouring-768x513.webp 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-for-Oil-Production-Fluids-Sample-Pouring-18x12.webp 18w\" width=\"800\" height=\"535\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" class=\"attachment-large size-large wp-image-1309 lazyload\" alt=\"Amber oil production fluid being poured into a red container\"  sizes=\"(max-width: 800px) 100vw, 800px\" \/><noscript><img decoding=\"async\" width=\"800\" height=\"535\" src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-for-Oil-Production-Fluids-Sample-Pouring.webp\" class=\"attachment-large size-large wp-image-1309\" alt=\"Amber oil production fluid being poured into a red container\" srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-for-Oil-Production-Fluids-Sample-Pouring.webp 853w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-for-Oil-Production-Fluids-Sample-Pouring-300x200.webp 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-for-Oil-Production-Fluids-Sample-Pouring-768x513.webp 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-for-Oil-Production-Fluids-Sample-Pouring-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/noscript>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-57bc030\" data-id=\"57bc030\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-59e3b03 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"59e3b03\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What HEC Brings to Oil Production Fluids<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d0e8a19 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"d0e8a19\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li>Viscosity build in clear brines<\/li><li>Pseudoplastic flow for smoother circulation<\/li><li>Low gel strength during static periods<\/li><li>Clean-up support in many systems<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bd5ff45 elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bd5ff45\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-4b3c0425\" data-id=\"4b3c0425\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7921c8e5 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"7921c8e5\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Product Overview<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1999e590 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"1999e590\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>HEC is used in oil production fluids to build viscosity in brines without relying on suspended solids. It helps shape flow behavior during mixing, pumping, displacement, intervention, and fluid handling around producing wells. It can support solids transport where needed while keeping gel build low during static conditions. Results depend on brine type, density, temperature, solids content, plus shear history. Some systems also value clean-up options after the job. A short lab test usually confirms the best approach. Send your brine type, target viscosity, temperature, and process details. We will recommend evaluation options.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-261045d8\" data-id=\"261045d8\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e8699dc elementor-widget elementor-widget-image\" data-id=\"e8699dc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" data-src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1024x683.jpg\" data-srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1024x683.jpg 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-300x200.jpg 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-768x512.jpg 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1536x1024.jpg 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1.jpg 1752w\" width=\"800\" height=\"534\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" class=\"attachment-large size-large wp-image-585 lazyload\" alt=\"HEC powder sample with product packaging and lab glassware.\"  sizes=\"(max-width: 800px) 100vw, 800px\" \/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1024x683.jpg\" class=\"attachment-large size-large wp-image-585\" alt=\"HEC powder sample with product packaging and lab glassware.\" srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1024x683.jpg 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-300x200.jpg 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-768x512.jpg 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1536x1024.jpg 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1.jpg 1752w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/noscript>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-557d423b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"557d423b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-51d587bb\" data-id=\"51d587bb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-754507ef elementor-widget elementor-widget-elementskit-heading\" data-id=\"754507ef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_center   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title \">Where HEC Fits<\/h2><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-4417b358 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4417b358\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-5abd7576\" data-id=\"5abd7576\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7136e03e elementor-widget elementor-widget-image\" data-id=\"7136e03e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" data-src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines.webp\" data-srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines.webp 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines-300x200.webp 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines-1024x683.webp 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines-768x512.webp 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines-18x12.webp 18w\" width=\"1536\" height=\"1024\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" class=\"attachment-full size-full wp-image-1312 lazyload\" alt=\"Diagram showing HEC viscosity in sodium potassium and calcium brines\"  sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines.webp\" class=\"attachment-full size-full wp-image-1312\" alt=\"Diagram showing HEC viscosity in sodium potassium and calcium brines\" srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines.webp 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines-300x200.webp 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines-1024x683.webp 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines-768x512.webp 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Viscosity-in-Production-Brines-18x12.webp 18w\" sizes=\"(max-width: 1536px) 100vw, 1536px\"><\/noscript>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7ac0be2 elementor-widget elementor-widget-image-box\" data-id=\"7ac0be2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Brine Viscosifier<\/h3><p class=\"elementor-image-box-description\">Builds viscosity in sodium, potassium, calcium, bromide brines.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-c8867bc\" data-id=\"c8867bc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-de744c6 elementor-widget elementor-widget-image\" data-id=\"de744c6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" data-src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids.webp\" data-srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids.webp 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids-300x200.webp 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids-1024x683.webp 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids-768x512.webp 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids-18x12.webp 18w\" width=\"1536\" height=\"1024\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" class=\"attachment-full size-full wp-image-1310 lazyload\" alt=\"Realistic technical image illustrating smooth shear response and controlled fluid behavior for HEC in oil production fluid applications.\"  sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids.webp\" class=\"attachment-full size-full wp-image-1310\" alt=\"Realistic technical image illustrating smooth shear response and controlled fluid behavior for HEC in oil production fluid applications.\" srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids.webp 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids-300x200.webp 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids-1024x683.webp 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids-768x512.webp 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Smooth-Shear-Response-in-Oil-Production-Fluids-18x12.webp 18w\" sizes=\"(max-width: 1536px) 100vw, 1536px\"><\/noscript>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52700c7 elementor-widget elementor-widget-image-box\" data-id=\"52700c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Controlled Flow<\/h3><p class=\"elementor-image-box-description\">Supports smooth shear response with limited gel build.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-477218c\" data-id=\"477218c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fb33c1a elementor-widget elementor-widget-image\" data-id=\"fb33c1a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" data-src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1.webp\" data-srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1.webp 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1-300x200.webp 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1-1024x683.webp 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1-768x512.webp 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1-18x12.webp 18w\" width=\"1536\" height=\"1024\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" class=\"attachment-full size-full wp-image-1311 lazyload\" alt=\"Diagram showing HEC vertical hold and storage stability in oil production fluids\"  sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1.webp\" class=\"attachment-full size-full wp-image-1311\" alt=\"Diagram showing HEC vertical hold and storage stability in oil production fluids\" srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1.webp 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1-300x200.webp 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1-1024x683.webp 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1-768x512.webp 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/03\/HEC-Vertical-Hold-and-Storage-Stability-1-18x12.webp 18w\" sizes=\"(max-width: 1536px) 100vw, 1536px\"><\/noscript>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cddcefd elementor-widget elementor-widget-image-box\" data-id=\"cddcefd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-box.default\">\n\t\t\t\t\t<div class=\"elementor-image-box-wrapper\"><div class=\"elementor-image-box-content\"><h3 class=\"elementor-image-box-title\">Production Support<\/h3><p class=\"elementor-image-box-description\">Helps fluid handling in packer, intervention, and clear brine systems.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a0b6be7 elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a0b6be7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-89ca33a\" data-id=\"89ca33a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-86a3336 elementor-widget elementor-widget-image\" data-id=\"86a3336\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" data-src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501-1024x683.jpg\" data-srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501-1024x683.jpg 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501-300x200.jpg 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501-768x512.jpg 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501-1536x1024.jpg 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501.jpg 1752w\" width=\"800\" height=\"534\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" class=\"attachment-large size-large wp-image-580 lazyload\" alt=\"Modern cellulose ether production base with stable manufacturing capacity\"  sizes=\"(max-width: 800px) 100vw, 800px\" \/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501-1024x683.jpg\" class=\"attachment-large size-large wp-image-580\" alt=\"Modern cellulose ether production base with stable manufacturing capacity\" srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501-1024x683.jpg 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501-300x200.jpg 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501-768x512.jpg 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501-1536x1024.jpg 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/DSC013501.jpg 1752w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/noscript>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-287c5c9\" data-id=\"287c5c9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e476c4a elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"e476c4a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Mixing Tips<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5ca1073 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"5ca1073\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li>Add powder slowly into moving brine. Avoid dumping.<\/li><li>Maintain steady agitation during addition.<\/li><li>Allow full hydration before final adjustment.<\/li><li>Record temperature and brine density during testing.<\/li><li>Check viscosity after rest. Confirm repeatability.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-dbb6734 elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"dbb6734\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-e410f44\" data-id=\"e410f44\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9727d02 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"9727d02\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Send These Details<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-687b377 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"687b377\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li>Fluid type: production support brine, packer fluid, intervention pill, clear brine system<\/li><li>Brine composition: NaCl, KCl, CaCl2, CaBr2, mixed halide brine<\/li><li>Target viscosity range and temperature<\/li><li>Fluid density<\/li><li>Solids present, if any<\/li><li>Required transport or suspension function<\/li><li>Other additives in the system<\/li><li>Mixing method and equipment<\/li><li>Clean-up requirement after the job<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a4089f1 elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"a4089f1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjY3MyIsInRvZ2dsZSI6ZmFsc2V9\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Downloads<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-204d8a5 elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"204d8a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjY3MyIsInRvZ2dsZSI6ZmFsc2V9\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get a Quote<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-46386ef\" data-id=\"46386ef\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e1a43a0 elementor-widget elementor-widget-image\" data-id=\"e1a43a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" data-src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1024x683.jpg\" data-srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1024x683.jpg 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-300x200.jpg 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-768x512.jpg 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1536x1024.jpg 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1.jpg 1752w\" width=\"800\" height=\"534\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" class=\"attachment-large size-large wp-image-585 lazyload\" alt=\"HEC powder sample with product packaging and lab glassware.\"  sizes=\"(max-width: 800px) 100vw, 800px\" \/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1024x683.jpg\" class=\"attachment-large size-large wp-image-585\" alt=\"HEC powder sample with product packaging and lab glassware.\" srcset=\"https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1024x683.jpg 1024w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-300x200.jpg 300w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-768x512.jpg 768w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1-1536x1024.jpg 1536w, https:\/\/zhiweichem.com\/wp-content\/uploads\/2026\/02\/HEC1.jpg 1752w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/noscript>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7c87e28f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7c87e28f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-46412461\" data-id=\"46412461\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6003abfc elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"6003abfc\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Frequently Asked Questions<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-4d413a1b\" data-id=\"4d413a1b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-73895d4b elementor-invisible elementor-widget elementor-widget-elementskit-accordion\" data-id=\"73895d4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"elementskit-accordion.default\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" >\n        <div class=\"elementskit-accordion accoedion-primary\" id=\"accordion-6a84c0b2f20a4\">\n\n            \n                <div class=\"elementskit-card active\">\n                    <div class=\"elementskit-card-header\" id=\"primaryHeading-0-73895d4b\" role=\"heading\" aria-level=\"3\">\n                        <a href=\"#collapse-32290886a84c0b2f20a4\" class=\"ekit-accordion--toggler elementskit-btn-link collapsed\" role=\"button\" data-ekit-toggle=\"collapse\" data-target=\"#Collapse-32290886a84c0b2f20a4\" aria-expanded=\"true\" aria-controls=\"Collapse-32290886a84c0b2f20a4\">\n                            \n                            <span class=\"ekit-accordion-title\">Is HEC suitable for oil production fluids?<\/span>\n\n                            \n                                <div class=\"ekit_accordion_icon_group\">\n                                    <div class=\"ekit_accordion_normal_icon\">\n                                        <!-- Normal Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-plus\"><\/i>                                    <\/div>\n\n                                    <div class=\"ekit_accordion_active_icon\">\n                                        <!-- Active Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-minus\"><\/i>                                    <\/div>\n                                <\/div>\n\n                            \n                                                    <\/a>\n                    <\/div>\n\n                    <div id=\"Collapse-32290886a84c0b2f20a4\" class=\" show collapse\" role=\"region\" aria-labelledby=\"primaryHeading-0-73895d4b\" data-parent=\"#accordion-6a84c0b2f20a4\">\n\n                        <div class=\"elementskit-card-body ekit-accordion--content\">\n                            <p>Yes. HEC is widely used as a viscosifier in clear brine oilfield systems.<\/p>                        <\/div>\n\n                    <\/div>\n\n                <\/div><!-- .elementskit-card END -->\n\n                \n                <div class=\"elementskit-card \">\n                    <div class=\"elementskit-card-header\" id=\"primaryHeading-1-73895d4b\" role=\"heading\" aria-level=\"3\">\n                        <a href=\"#collapse-328be546a84c0b2f20a4\" class=\"ekit-accordion--toggler elementskit-btn-link collapsed\" role=\"button\" data-ekit-toggle=\"collapse\" data-target=\"#Collapse-328be546a84c0b2f20a4\" aria-expanded=\"false\" aria-controls=\"Collapse-328be546a84c0b2f20a4\">\n                            \n                            <span class=\"ekit-accordion-title\">Can HEC work in high-salinity brines?<\/span>\n\n                            \n                                <div class=\"ekit_accordion_icon_group\">\n                                    <div class=\"ekit_accordion_normal_icon\">\n                                        <!-- Normal Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-plus\"><\/i>                                    <\/div>\n\n                                    <div class=\"ekit_accordion_active_icon\">\n                                        <!-- Active Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-minus\"><\/i>                                    <\/div>\n                                <\/div>\n\n                            \n                                                    <\/a>\n                    <\/div>\n\n                    <div id=\"Collapse-328be546a84c0b2f20a4\" class=\" collapse\" role=\"region\" aria-labelledby=\"primaryHeading-1-73895d4b\" data-parent=\"#accordion-6a84c0b2f20a4\">\n\n                        <div class=\"elementskit-card-body ekit-accordion--content\">\n                            <p>Many HEC systems show good brine compatibility. Share your brine type for better matching.<\/p>                        <\/div>\n\n                    <\/div>\n\n                <\/div><!-- .elementskit-card END -->\n\n                \n                <div class=\"elementskit-card \">\n                    <div class=\"elementskit-card-header\" id=\"primaryHeading-2-73895d4b\" role=\"heading\" aria-level=\"3\">\n                        <a href=\"#collapse-a34c3b46a84c0b2f20a4\" class=\"ekit-accordion--toggler elementskit-btn-link collapsed\" role=\"button\" data-ekit-toggle=\"collapse\" data-target=\"#Collapse-a34c3b46a84c0b2f20a4\" aria-expanded=\"false\" aria-controls=\"Collapse-a34c3b46a84c0b2f20a4\">\n                            \n                            <span class=\"ekit-accordion-title\">Does HEC build high gel strength?<\/span>\n\n                            \n                                <div class=\"ekit_accordion_icon_group\">\n                                    <div class=\"ekit_accordion_normal_icon\">\n                                        <!-- Normal Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-plus\"><\/i>                                    <\/div>\n\n                                    <div class=\"ekit_accordion_active_icon\">\n                                        <!-- Active Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-minus\"><\/i>                                    <\/div>\n                                <\/div>\n\n                            \n                                                    <\/a>\n                    <\/div>\n\n                    <div id=\"Collapse-a34c3b46a84c0b2f20a4\" class=\" collapse\" role=\"region\" aria-labelledby=\"primaryHeading-2-73895d4b\" data-parent=\"#accordion-6a84c0b2f20a4\">\n\n                        <div class=\"elementskit-card-body ekit-accordion--content\">\n                            <p>HEC typically gives pseudoplastic flow with limited gel build.<\/p>                        <\/div>\n\n                    <\/div>\n\n                <\/div><!-- .elementskit-card END -->\n\n                \n                <div class=\"elementskit-card \">\n                    <div class=\"elementskit-card-header\" id=\"primaryHeading-3-73895d4b\" role=\"heading\" aria-level=\"3\">\n                        <a href=\"#collapse-bf0e4026a84c0b2f20a4\" class=\"ekit-accordion--toggler elementskit-btn-link collapsed\" role=\"button\" data-ekit-toggle=\"collapse\" data-target=\"#Collapse-bf0e4026a84c0b2f20a4\" aria-expanded=\"false\" aria-controls=\"Collapse-bf0e4026a84c0b2f20a4\">\n                            \n                            <span class=\"ekit-accordion-title\">Is HEC mainly a fluid-loss additive?<\/span>\n\n                            \n                                <div class=\"ekit_accordion_icon_group\">\n                                    <div class=\"ekit_accordion_normal_icon\">\n                                        <!-- Normal Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-plus\"><\/i>                                    <\/div>\n\n                                    <div class=\"ekit_accordion_active_icon\">\n                                        <!-- Active Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-minus\"><\/i>                                    <\/div>\n                                <\/div>\n\n                            \n                                                    <\/a>\n                    <\/div>\n\n                    <div id=\"Collapse-bf0e4026a84c0b2f20a4\" class=\" collapse\" role=\"region\" aria-labelledby=\"primaryHeading-3-73895d4b\" data-parent=\"#accordion-6a84c0b2f20a4\">\n\n                        <div class=\"elementskit-card-body ekit-accordion--content\">\n                            <p>HEC mainly changes rheology. Fluid-loss control often needs a separate approach.<\/p>                        <\/div>\n\n                    <\/div>\n\n                <\/div><!-- .elementskit-card END -->\n\n                \n                <div class=\"elementskit-card \">\n                    <div class=\"elementskit-card-header\" id=\"primaryHeading-4-73895d4b\" role=\"heading\" aria-level=\"3\">\n                        <a href=\"#collapse-964b7316a84c0b2f20a4\" class=\"ekit-accordion--toggler elementskit-btn-link collapsed\" role=\"button\" data-ekit-toggle=\"collapse\" data-target=\"#Collapse-964b7316a84c0b2f20a4\" aria-expanded=\"false\" aria-controls=\"Collapse-964b7316a84c0b2f20a4\">\n                            \n                            <span class=\"ekit-accordion-title\">Can HEC support clean-up after the job?<\/span>\n\n                            \n                                <div class=\"ekit_accordion_icon_group\">\n                                    <div class=\"ekit_accordion_normal_icon\">\n                                        <!-- Normal Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-plus\"><\/i>                                    <\/div>\n\n                                    <div class=\"ekit_accordion_active_icon\">\n                                        <!-- Active Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-minus\"><\/i>                                    <\/div>\n                                <\/div>\n\n                            \n                                                    <\/a>\n                    <\/div>\n\n                    <div id=\"Collapse-964b7316a84c0b2f20a4\" class=\" collapse\" role=\"region\" aria-labelledby=\"primaryHeading-4-73895d4b\" data-parent=\"#accordion-6a84c0b2f20a4\">\n\n                        <div class=\"elementskit-card-body ekit-accordion--content\">\n                            <p>Some systems value acid-soluble clean-up behavior. Confirm with your fluid design.<\/p>                        <\/div>\n\n                    <\/div>\n\n                <\/div><!-- .elementskit-card END -->\n\n                \n                <div class=\"elementskit-card \">\n                    <div class=\"elementskit-card-header\" id=\"primaryHeading-5-73895d4b\" role=\"heading\" aria-level=\"3\">\n                        <a href=\"#collapse-1dd082d6a84c0b2f20a4\" class=\"ekit-accordion--toggler elementskit-btn-link collapsed\" role=\"button\" data-ekit-toggle=\"collapse\" data-target=\"#Collapse-1dd082d6a84c0b2f20a4\" aria-expanded=\"false\" aria-controls=\"Collapse-1dd082d6a84c0b2f20a4\">\n                            \n                            <span class=\"ekit-accordion-title\">What documents are available?<\/span>\n\n                            \n                                <div class=\"ekit_accordion_icon_group\">\n                                    <div class=\"ekit_accordion_normal_icon\">\n                                        <!-- Normal Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-plus\"><\/i>                                    <\/div>\n\n                                    <div class=\"ekit_accordion_active_icon\">\n                                        <!-- Active Icon -->\n\t\t\t\t\t\t\t\t\t\t<i class=\"icon icon-minus\"><\/i>                                    <\/div>\n                                <\/div>\n\n                            \n                                                    <\/a>\n                    <\/div>\n\n                    <div id=\"Collapse-1dd082d6a84c0b2f20a4\" class=\" collapse\" role=\"region\" aria-labelledby=\"primaryHeading-5-73895d4b\" data-parent=\"#accordion-6a84c0b2f20a4\">\n\n                        <div class=\"elementskit-card-body ekit-accordion--content\">\n                            <p>TDS and SDS. COA is available by batch on request.<\/p>                        <\/div>\n\n                    <\/div>\n\n                <\/div><!-- .elementskit-card END -->\n\n                                        <\/div>\n    <\/div>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-1d893983 e-flex e-con-boxed e-con e-parent\" data-id=\"1d893983\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-43cc47a7 e-con-full e-flex e-con e-child\" data-id=\"43cc47a7\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1e5e8ecc elementor-widget elementor-widget-heading\" data-id=\"1e5e8ecc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Ready to Test HEC in Your Oil Production Fluid?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7dc32967 elementor-widget elementor-widget-heading\" data-id=\"7dc32967\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Send your brine type and targets. Get a clear sample plan.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4d3a1e83 e-con-full e-flex e-con e-child\" data-id=\"4d3a1e83\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-25686fec elementor-button-align-start elementor-tablet-button-align-center elementor-widget elementor-widget-form\" data-id=\"25686fec\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;button_width&quot;:&quot;100&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"Contact Form\" aria-label=\"Contact Form\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"1307\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"25686fec\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"HEC for Oil Production Fluids | Hydroxyethyl Cellulose\" \/>\n\n\t\t\t\t\t\t\t<input type=\"hidden\" name=\"queried_id\" value=\"1307\"\/>\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-50 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tYour Name\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Your Name*\" required=\"required\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-field_b743cd7 elementor-col-50\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[field_b743cd7]\" id=\"form-field-field_b743cd7\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Country\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-tel elementor-field-group elementor-column elementor-field-group-field_6c180a9 elementor-col-50 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_6c180a9\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tPhone Number\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<input size=\"1\" type=\"tel\" name=\"form_fields[field_6c180a9]\" id=\"form-field-field_6c180a9\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Phone Number*\" required=\"required\" pattern=\"[0-9()#&amp;+*-=.]+\" title=\"Only numbers and phone characters (#, -, *, etc) are accepted.\">\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-50 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tEmail\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Email*\" required=\"required\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-message elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-message\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tMessage\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[message]\" id=\"form-field-message\" rows=\"4\" placeholder=\"Message\"><\/textarea>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-100 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Submit<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>HEC for Oil Production Fluids Hydroxyethyl Cellulose (HEC) is a non-ionic polymer used to viscosify clear brine production fluids. It supports pseudoplastic flow, low gel build, stable handling in the field.Share your brine type and target viscosity. We will suggest a simple test plan. Contact Sales What HEC Brings to Oil Production Fluids Viscosity build [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":342,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-1307","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/zhiweichem.com\/pt\/wp-json\/wp\/v2\/pages\/1307","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zhiweichem.com\/pt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/zhiweichem.com\/pt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/zhiweichem.com\/pt\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zhiweichem.com\/pt\/wp-json\/wp\/v2\/comments?post=1307"}],"version-history":[{"count":0,"href":"https:\/\/zhiweichem.com\/pt\/wp-json\/wp\/v2\/pages\/1307\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/zhiweichem.com\/pt\/wp-json\/wp\/v2\/pages\/342"}],"wp:attachment":[{"href":"https:\/\/zhiweichem.com\/pt\/wp-json\/wp\/v2\/media?parent=1307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}