... polyether, polyurethane...... Aluminate coupling agentTypical Physical Properties: Color and Appearance:white to light yellow ceroid soild.Melting time( ... Al(OH)3, French chalk, mica powder, crypton, titanium dioxide,wollastonite in powder, pyrophyllite in powder,sepiolite powder,charcoal black ... strength, impact strength, elongation at break and reduce system viscosity. Aluminate coupling agent HW-988