Process for the preparation of epoxy (meth) acrylates reacting epoxy compounds with anhydride and oh-functional (meth)acrylic-polyetherpolyol
1. Field of the Invention The present invention relates to a process for the preparation of epoxy(meth)acrylates by simultaneously reacting 1 equivalent of organic compounds containing epoxide groups withA) 0.8 to 1.2 moles of organic dicarboxylic anhydrides having a molecular weight from 98 to 166...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | 1. Field of the Invention
The present invention relates to a process for the preparation of epoxy(meth)acrylates by simultaneously reacting 1 equivalent of organic compounds containing epoxide groups withA) 0.8 to 1.2 moles of organic dicarboxylic anhydrides having a molecular weight from 98 to 166 andB) 0.8 to 1.2 OH equivalents of OH group-containing reaction products, which are prepared at a COOH/OH equivalent ratio of 0.6:1 to 0.95:1, ofa) (meth)acrylic acid andb) tri- or tetrahydric ether alcohols having a molecular weight of 180 to 1000 and containing at least two ethylene and/or propylene oxide units as part of an ether structure. |
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