Developing roller and image forming method using the same

Developing roller and image forming method using the same

  • CN 101,261,473 A
  • Filed: 03/06/2008
  • Published: 09/10/2008
  • Est. Priority Date: 03/09/2007
  • Status: Active Grant
First Claim
Patent Images

1. developer roll, it comprises conductive shaft and is positioned at resin bed on the conductive shaft that described resin bed contains resin particle and inorganic oxide particle;

  • The mean grain size of resin particle is 5 μ

    m~

    30 μ

    m, and its content in resin bed is 10 quality %~

    50 quality %,The mean grain size of inorganic oxide particle is 5nm~

    100nm, and its content in resin bed is 1 quality %~

    40 quality %.

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