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Electrophotographic photosensitive member, electrophotographic apparatus, and process cartridge

  • US 7,078,140 B2
  • Filed: 07/15/2003
  • Issued: 07/18/2006
  • Est. Priority Date: 07/15/2002
  • Status: Active Grant
First Claim
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1. An electrophotographic photosensitive member comprising a photosensitive layer on a support,wherein a surface layer of the electrophotographic photosensitive member comprises an acrylic polymer having(a) a polyfluoroolefin unit and an alkylene oxide unit,(b) a number-average molecular weight in a range of 2,000 to 20,000, and(c) a molar ratio of the polyfluoroolefin unit to the alkylene oxide unit of 0.1:

  • 1 to 2;

    1.

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