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UV Curable compositions and substrates treated therewith

  • US 4,367,251 A
  • Filed: 11/12/1981
  • Issued: 01/04/1983
  • Est. Priority Date: 04/21/1980
  • Status: Expired due to Fees
First Claim
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1. A paper substrate having at least a major portion of its surface treated with a cured mixture of 100 to 19% by weight of a C.sub.(8-28) α

  • -olefin oxide and correspondingly from 0 to 81% by weight of a polyfunctional epoxy resin based on the use of an effective amount of an arylonium salt of the formula,
    
    
    space="preserve" listing-type="equation">[Y].sup.+ [MQ.sub.n ].sup.-where Y is a member selected from
    
    
    space="preserve" listing-type="equation">[(R).sub.a (R.sup.1).sub.b I] and
    
    
    space="preserve" listing-type="equation">[(R).sub.c (R.sup.2).sub.d (R.sup.3).sub.e S],where R is a monovalent aromatic organic radical, R1 is a divalent aromatic organic radical, R2 is a monovalent organic aliphatic radical selected from alkyl, cyclo alkyl and substituted alkyl, R3 is a polyvalent organic radical forming a heterocyclic or fused ring structure, M is a metal or metalloid, Q is a halogen radical, a is a whole number equal to 0 or 2, b is a whole number equal to 0 or 1, and the sum of a+b is equal to 1 or 2, c is a whole number equal to 0 to 3 inclusive, d is a whole number equal to 0 or 1, e is a whole number equal to 0 to 1, and the sum of c, d and e is equal to 1 to 3 inclusive, and n is an integer equal to 4-6 inclusive.

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