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Water and oil repellent composition

  • US 20050267241A1
  • Filed: 04/15/2005
  • Published: 12/01/2005
  • Est. Priority Date: 10/15/2002
  • Status: Abandoned Application
First Claim
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1. A water and oil repellent composition, which comprises, as an essential component, a copolymer containing at least 80 mass % of polymerization units of the following monomer (a) and polymerization units of the following monomer (b):

  • Monomer (a);

    a monomer having a polyfluoroalkyl group, which forms a homopolymer having no melting point or a melting point of at most 55°

    C. attributable to fine crystals derived from the polyfluoroalkyl group, and having a glass transition point of at least 20°

    C., Monomer (b);

    a monomer having no polyfluoroalkyl group and having a cross-linkable functional group.

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