摘要 |
<p>Aqueous resinous binders comprising graft copolymers, water-dilutable urethane polyols, epoxy-phosphorus acid reaction products, and an aqueous dispersion comprising the reaction product of trimellitic anhydride and a polyol, wherein the molar ratio of trimellitic anhydride to the polyol in the reaction product ranges from 1:2 to 1:4, and wherein the reaction product is further reacted with an anhydride to form another reaction product are disclosed. The binders are useful in primer formulations for automotive applications.</p> |
申请人 |
PPG INDUSTRIES OHIO, INC. |
发明人 |
LAMERS, PAUL H.;VERARDI, CHRISTOPHER A.;MELI, MICHELE L.;NOVAK, CAROLYN A.K. |