CURABLE EPOXY RESIN COMPOSITION

PURPOSE: The titled composition which has excellent storage stability and a long pot life and quickly cures when heated, prepared by mixing an epoxy resin with a polycarboxylic acid anhydride curing agent and a specified cure accelerator.

CONSTITUTION: An epoxy resin having at least two epoxy groups in the molecule is mixed with a polycarboxylic acid anhydride curing agent (e.g., maleic anhydride) and a quat. ammonium triazolate compound of the formula [wherein R_1W4 are each a 1W18C (un)substituted alkyl or benzyl, and R₅ is H or methyl] as a cure accelerator.

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