Perfluoropolyether silanes and use thereof

Perfluoropolyether silanes and use thereof

  • CN 101,501,046 B
  • Filed: 08/06/2007
  • Issued: 06/03/2015
  • Est. Priority Date: 08/28/2006
  • Status: Active Grant
First Claim
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1. a Perfluoropolyether silanes, chemical formula is:

  • R f[-R 1-C 2h 4-S-R 2-Si (Y) x(R 3) 3-x] y, wherein R fmonovalence or divalent perfluoropolyether group, R 1be covalent linkage ,-O-or divalent alkyl or arylidene or their combination, described alkylidene group optionally comprises Sauerstoffatom in one or more chain;

    R 2be divalent alkyl or arylidene or their combination, described alkylidene group optionally comprises Sauerstoffatom in one or more chain;

    Y is hydrolysable group, andR 3be univalent alkyl or aryl, x is 1,2 or 3;

    And Y is 1 or 2.

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