Pluracol® 637

Pluracol® 637 by BASF is a grafted polyether triol containing copolymerized styrene and acrylonitrile. It has secondary hydroxyl-terminated polyol contains approximately 20% solids. It shows low viscosity. It may be used alone or in combination with conventional polyols to increase load-bearing properties of flexible foams. Pluracol® 637 is a stable heterogeneous dispersion which does not separate under normal storage conditions.