- Chemical Family:Polyurethanes (PU)
- Labeling Claims:Alkylphenol Ethoxylate (APEO)-free, Volatile Organic Compound (VOC)-free
RHEOBYK 425 is a liquid, VOC-free rheology additive for aqueous systems, designed to adjust in-can viscosity and enhance anti-sagging and anti-settling properties. It provides pseudoplastic rheology, excellent sag resistance, and good pigment dispersion. This product is APEO-free, offers wide pH compatibility, and is ideal for waterborne coatings, inks, adhesives, and fabric softeners. It is part of the polyurethanes (PU) chemical family and is suitable for applications using spray methods, ensuring good gloss retention.