CATALYST FOR DISSOCIATION OF BLOCKING AGENT FOR BLOCKED ISOCYANATES, AND THERMOSETTING COMPOSITION CONTAINING SAID CATALYST FOR DISSOCIATION OF BLOCKING AGENT

摘要

A catalyst for dissociation of a blocking agent for blocked isocyanates, which contains a nitrogen-containing compound represented by formula (1a).Formula (1a) (In the formula, D is a moiety represented by formula (2) (wherein R¹, R², R³, R⁴ and a are as defined in the description).)