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Primer composition

  • US 4,634,602 A
  • Filed: 01/02/1986
  • Issued: 01/06/1987
  • Est. Priority Date: 01/02/1986
  • Status: Expired due to Fees
First Claim
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1. A composition comprising:

  • (a) a radiation sensitive compound having ethylenic unsaturation and at least one moiety selected from the group consisting of a urea moiety, a urethane moiety and mixtures thereof;

    (b) a radiation insensitive compound having a number average molecular weight of at least about 400, comprising at least about 40 percent, by weight, based on the weight of said radiation insensitive compound, of aromatic ring moieties and having a hydroxyl group equivalent weight of between about 200 and about 1500; and

    (c) a crosslinking agent reactive with the hydroxyl groups present in said radiation insensitive compound, said crosslinking agent being selected from the group consisting of an aminoplast resin, a blocked isocyanate and mixtures thereof,such that said composition is capable of being cured using heat and either ultraviolet light or ionizing radiation.

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