Solvent-free primer for

August 11, 2005

Solvent-free primer for
plastics from bayer
Patent No.Europe 1,283,230 A
Bayer AG has been granted a patent for a solvent-free primer for use on plastics, giving good adhesion and high gloss. The primer is comprised of an aqueous dispersion of hydrophilic polyurethane resin comprising aromatic diol initiated polyether diol component, low-MW polyol component, ethylene oxide, polyisocyanate, aliphatic polyamines or hydrazine and hydrophilic aliphatic diamine.