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Cure rate control in epoxy resin compositions

  • US 4,668,758 A
  • Filed: 09/30/1985
  • Issued: 05/26/1987
  • Est. Priority Date: 09/30/1985
  • Status: Expired due to Fees
First Claim
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1. A composition comprising:

  • (a) an epoxy resin;

    (b) a cationic curing agent for the epoxy resin selected from the group consisting of protonic acids having anions of low nucleophilicity and metal salts of such protonic acids; and

    (c) a diarylamine present in an amount effective to retard cure of the epoxy resin by the curing agent.

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