公开(公告)号：US20030002132A1

公开(公告)日：2003-01-02

申请号：US09864902

申请日：2001-05-24

Applicant: Xerox Corporation

Inventor： Daniel A. Foucher ,  Raj D. Patel ,  Naveen Chopra ,  Peter M. Kazmaier ,  James Wojtyk ,  Erwin Buncel

IPC: G02B026/00

CPC classification number: C09D11/50 ,  G02F2001/1678

Abstract: Disclosed is an electrophoretic ink comprising a suspending fluid and, suspended in the suspending fluid, a plurality of particles comprising a mixture of a chelating agent and a spiropyran material of the formula 1 wherein n is an integer representing the number of repeat nullCH2null units and R is nullH or nullCHnullCH2, the particles being free to migrate within the suspending fluid under the influence of an electric field.

Abstract translation: 公开了一种电泳墨水，其包含悬浮液，并悬浮在悬浮液中，多个颗粒包含螯合剂和下式的螺吡喃材料的混合物，其中n是表示重复-CH 2 - 单元数的整数， R是-H或-CH = CH 2，颗粒在电场的影响下在悬浮液中自由迁移。

公开(公告)号：US20020187414A1

公开(公告)日：2002-12-12

申请号：US10042341

申请日：2002-01-11

Applicant: Xerox Corporation

Inventor： Daniel A. Foucher ,  Raj D. Patel ,  Naveen Chopra ,  Peter M. Kazmaier

IPC: G03G009/09

CPC classification number: G03G9/0914 ,  G03G9/0906 ,  G03G9/0916 ,  G03G9/0922 ,  Y10T428/25 ,  Y10T428/254 ,  Y10T428/2982 ,  Y10T428/2989

Abstract: Disclosed are marking particles comprising a resin, a chelating agent, and a spiropyran material which is of the formula 1 The marking particles are prepared by an emulsion aggregation process.

Abstract translation: 公开了包含树脂，螯合剂和下式的螺吡喃材料的标记颗粒：通过乳液聚集方法制备标记颗粒。