The material selection platform
Coatings Ingredients
The material selection platform
Coatings Ingredients
by SpecialChem
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BYK® -425

Technical Datasheet | Supplied by Byk (Altana Group)
Solution of an urea modified polyurethane. Acts as a liquid, VOC-free, rheology control additive for aqueous coatings. Designed for adjusting the low shear viscosity of water soluble resin systems providing pseudoplastic flow behavior. Offers improved sag resistance. Exhibits improved anti-settling properties. Increases in-can viscosity. It does not require pH-value adjustment for rheology effect and does not lower gloss. Adjusts flow properties of pigment pastes. Used in architectural coatings, wood & furniture coatings, industrial coatings and overprint varnishes.
Product Type
Rheology Modifiers / Thickeners
Chemical Composition
Solution of an urea modified polyurethane
Physical Form
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