发明授权
- 专利标题： Liquid developer for developing electrostatic latent image
- 专利标题（中）： 用于开发静电图像的液体开发者
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申请号： US3770637D申请日： 1971-09-16
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公开(公告)号： US3770637A公开(公告)日： 1973-11-06
- 发明人: OKUNO Z , MIZUNO A , KONDOH I
- 申请人： RICOH KK
- 专利权人： Ricoh Kk
- 当前专利权人： Ricoh Kk
- 优先权： JP3851668 1968-06-05; JP6875368 1968-09-25
- 主分类号： G03G9/08
- IPC分类号： G03G9/08 ; G03G9/13 ; G03G9/04
摘要：
A LIQUID DEVELOPER FOR USE IN DEVELOPING AN ELECTROSTATIC LATENT IMAGE FORMED ON AN ELECTRONSTATIC RECORDING MATERIAL OR AN ELECTROPHOTOGRAPHIC COPYING MATERIAL WHICH IS PREPARED BY DISPERSING, IN A SUITABLE CARRIER LIQUID, IN TONER CONSISTING ESSENTIALLY OF PIGMENT PARTICLES WHOSE SURFACES ARE COATED WITH A COATING AGENT, SAID COATING AGENT CONSISTING OF A FIRST RESIN HAVING A HIGH SOLUBILITY IN SAID CARRIER LIQUID AND A SECOND RESIN HAVING A LOW SOLUBILITY IN SAID CARRIER LIQUID.
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