| 摘要 |
PROBLEM TO BE SOLVED: To provide a compound for curing catalysts capable of accelerating curing of an epoxy resin, having good flowability during molding and high curing strength, and being curable even in short curing periods of time.SOLUTION: The invention provides a phosphonium compound represented by formula 1. (Rto Rare each independently an aliphatic hydrocarbon group, an aromatic hydrocarbon group, or the like; Xand Xare each independently an arylene group, a cycloalkylene group, or an alkylene group; Rand Rare each independently hydrogen, a hydroxyl group, an alkyl group, an aryl group, a heteroaryl group, a cycloalkyl group, a heterocycloalkyl group, an arylalkyl group, or a heteroalkyl group; and m is an integer from 0 to 5.SELECTED DRAWING: None |
