Powder paint composition using modified bibasic carboxylic (poly) anhydride as base material
Polyisocyanate-modified dicarboxylic acid (poly)anhydrides (I), which are solid at below 40 degrees C but liq. at above 120 degrees C, are prods. obtd. by reacting org. polyisocyanates with an excess (relative to the NCO/COOH reaction) of free COOH gp.-contg. dicarboxylic acid (poly)anhydrides and o...
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