Fast cure epoxy resin coating powders containing adducts of trimellitic anhydride and polyols
专利汇可以提供Fast cure epoxy resin coating powders containing adducts of trimellitic anhydride and polyols专利检索，专利查询，专利分析的服务。并且POWERED EPOXY RESIN COATING COMPOSITIONS CONSISTING ESSENTIALLY OF A SOLID, ESSENTIALLY LINEAR, EPOXY RESIN HAVING A MOLECULAR WEIGHT OF 2000 TO 6000 AND AN EPOXIDE EQUIVALENCY OF ABOUT 2, A POLYOL-TRIMELLITIC ANHYDRIDE HARDENER SELECTED FROM THE GROUP CONSISTING OF ADDUCTS OF TRIMELLITIC ANHYDRIDE WITH A POLYOL CONTAINING AT LEAST 3 ALCOHOL GROUPS WHICH HAS BEEN INCREASED IN MOLECULAR WEIGHT TO 400-1500 BY ADDITION OF A LOWER ALKYLENE OXIDE, AND POLYOLS CONTAINING AT LEAST SIX ALCOHOL GROUPS, SAID HARDENER PROVIDING TWO ACIDS GROUPS FOR EACH ALCOHOL GROUP OF THE STARTING POLYOL, SAID COMPOSITION CONTAINING APPROXIMATELY ONE EPOXIDE EQUIVALENT OF RESIN TO EACH ACID EQUIVALENT OF ADDUCT, AND A RAPID CURE CATALYST IN THE PROPORTION OF ABOUT 0.2% TO 1.0% BY WEIGHT OF SAID COMPOSITION. WHILE VARIOUS CATALYSTS CAN BE EMPLOYED, THE PREFERRED CATALYST IS TRIPHENYL PHOSPHINE IN THE PROPORTION OF ABOUT 0.2% TO 0.3%.，下面是Fast cure epoxy resin coating powders containing adducts of trimellitic anhydride and polyols专利的具体信息内容。
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