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Alkylated fluorochemical oligomers and use thereof

  • US 6,288,157 B1
  • Filed: 05/11/1999
  • Issued: 09/11/2001
  • Est. Priority Date: 05/11/1999
  • Status: Expired due to Term
First Claim
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1. Fluorochemical oligomeric compounds of the formula:

  • whereineach L independently comprises a linking group;

    R is a linear, monovalent alkyl group of 12 to 75 carbon atoms;

    a is an integer such that A is oligomeric and comprises a plurality of Rf groups;

    each R1 is independently a hydrogen, halogen, or straight chain or branched chain alkyl containing 1 to about 4 carbon atoms;

    each R2 is independently hydrogen or straight chain or branched chain alkyl containing 1 to about 4 carbon atoms;

    each Q is a covalent bond or an organic linking group;

    Rf is a fluoroaliphatic group;

    X is a hydrogen atom or a group derived from a free radical initiator.

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