发明授权
- 专利标题: Liquid developer compositions with block copolymers
- 专利标题(中): 具有嵌段共聚物的液体显影剂组合物
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申请号: US249916申请日: 1994-05-26
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公开(公告)号: US5459007A公开(公告)日: 1995-10-17
- 发明人: James R. Larson , John W. Spiewak , Joseph Mort , Inan Chen , Martin A. Abkowitz , Homer Antoniadis
- 申请人: James R. Larson , John W. Spiewak , Joseph Mort , Inan Chen , Martin A. Abkowitz , Homer Antoniadis
- 申请人地址: Stamford
- 专利权人: Xerox Corporation
- 当前专利权人: Xerox Corporation
- 当前专利权人地址: Stamford
- 主分类号: G03G9/12
- IPC分类号: G03G9/12 ; G03G9/13 ; G03G9/135
摘要:
A liquid developer comprised of a liquid, thermoplastic resin particles, a nonpolar liquid soluble charge director comprised of an ionic or zwitterionic quaternary ammonium block copolymer ammonium block copolymer, and wherein the number average molecular weight thereof of said charge director is from about 70,000 to about 200,000.
公开/授权文献
- US4918554A Process for making a shielded magnetoresistive sensor 公开/授权日:1990-04-17
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