- Functions:Thickener, Rheology Modifier
- Chemical Family:Polyurethanes (PU)
- End Uses:Waterborne Coating
- Labeling Claims:APEO-Free, VOC-free, Tin-free
- Physical Form:Liquid
CLiQFLOW® 681 is a VOC-, APE and tin-free associative thickener for aqueous systems. The polyurethane thickener improves the viscosity at high shear rates providinga nearly Newtonian flow behavior in pigmented as well as clear systems.