Liquid reactive thermosetting compositions and process for their crosslinking

摘要

Liquid reactive thermosetting compositions comprising: A) At least one polyepoxide or a mixture of one or more polyepoxides with at least one monoepoxide, of an aliphatic, cycloaliphatic or mixed nature; B) at least one anhydride of a di- or polycarboxylic acid of an aliphatic, cycloaliphatic or mixed nature; C) at least one catalyst capable of promoting the rapid polymerization of the mixture A+B under microwave irradiation and having general formula (I): N IDENTICAL C-CH2-CH(Z)-(O)r-YN/<+>R1R2R3 X<->