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Copolymer for surface processing or modification

  • US 8,658,586 B2
  • Filed: 08/21/2009
  • Issued: 02/25/2014
  • Est. Priority Date: 08/26/2008
  • Status: Active Grant
First Claim
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1. A process comprising treating or modifying a hard surface with a composition comprising a copolymer comprising cationic units A and other units B, wherein:

  • the units A comprise at least one quaternary ammonium group or one inium group, andthe units B are units deriving from a monomer of formula;


    CH2

    CR1

    CO—

    X—

    R2

    OHwhereinR1 comprises a hydrogen atom or a methyl group;

    X comprises —

    O—

    or —

    NH—

    ; and

    R2 comprises a divalent C1-C4 group;

    and wherein said copolymer is devoid of anionic and potentially anionic units, wherein said treating or modifying the hard surface comprises contacting the hard surface with the composition.

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