Hydroxyethyl Methyl Cellulose (HEMC) is a non-ionic cellulose ether used in general waterborne coating systems.
It supports viscosity profile control, storage stability, and more consistent application behavior. Share your coating type and targets. We will suggest a simple test plan.
– Viscosity profile control from storage to application
– Better pigment and extender suspension in many systems
– More stable in-can appearance during storage
– More consistent brush, roller, or spread feel
HEMC can be used in general waterborne coatings to adjust viscosity and shape rheology during production, filling, storage, and application. It helps the coating keep enough in-can body while still allowing smoother transfer during brushing, rolling, or spreading. In many systems, it can support pigment and extender suspension, which helps reduce settling and improves storage stability. Results depend on binder type, pigment volume concentration, extender package, pH, temperature, and mixing method. Some processes need careful dispersion to avoid fisheyes during incorporation. A short bench test usually confirms the best approach. Send your coating type, target viscosity range, and process details. We will recommend evaluation options.
Helps balance in-can structure with smoother application flow.
Supports pigment and extender hold for more stable storage behavior.
Helps deliver steadier brush, roller, and spread feel during use.
1) Add powder slowly into moving water. Avoid dumping.
2) Maintain steady agitation during addition.
3) Allow enough hydration time before final viscosity adjustment.
4) Add sensitive ingredients later when possible.
5) Check viscosity after rest. Confirm repeatability.
– Coating type: interior, exterior, primer, topcoat, general purpose waterborne coating
– Binder type and solids level
– Pigment and extender package
– Target viscosity range and temperature
– Application method: brush, roller, spray
– Storage stability target
– Suspension target for pigment or extender package
– Existing thickener package, if any
– Mixing equipment and process order
– Main issue: settling, poor consistency, low body, unstable storage, fisheyes
Yes. HEMC can be used as a rheology modifier in many waterborne coating systems.
Yes. Many coating systems use cellulose ether to build in-can structure while keeping workable application viscosity.
In many systems, better low-shear structure supports reduced settling during storage.
Yes. More stable rheology can help improve transfer and handling consistency during use.
Use controlled addition, steady agitation, and allow enough hydration time before final adjustment.
TDS and SDS. COA is available by batch on request.
Send your targets. Get a clear sample plan.
