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Electrophotographic photoconductor

  • US 6,451,493 B1
  • Filed: 11/17/2000
  • Issued: 09/17/2002
  • Est. Priority Date: 11/17/1999
  • Status: Expired due to Term
First Claim
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1. An electrophotographic photoconductor which is a positive charging, single layer type organic photoconductor, comprising:

  • a conductive substrate; and

    a photosensitive layer which is provided on the conductive substrate, which is a positive charging, single layer type, and which is comprised of;

    at least one charge generation substance that contains a phthalocyanine pigment;

    a positive hole transport substance;

    an electron transport substance; and

    a binder that contains a polycarbonate resin with a polydialkylsiloxane constructed of a repeated unit represented by formula (1) as follows;

    embedded imagewhereinR is one of (a) an alkyl group having 1 to 6 carbon atoms which may be the same as or different from each other, or (b) an aromatic hydrocarbon group having 6 to 12 carbon atoms which is substituted or unsubstituted, B is (CH2)x with x being an integer ranging from 1 to 6, n is an integer ranging from 0 to 200, and m is an integer ranging from 1 to 50.

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