发明授权
- 专利标题: Ink compositions
- 专利标题(中): 油墨组合物
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申请号: US272175申请日: 1999-03-18
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公开(公告)号: US6028180A公开(公告)日: 2000-02-22
- 发明人: Andrew Paul Shawcross , Gavin Wright , Barry Huston Meyrick , Mark Holbrook
- 申请人: Andrew Paul Shawcross , Gavin Wright , Barry Huston Meyrick , Mark Holbrook
- 申请人地址: GBX London
- 专利权人: Zeneca Limited
- 当前专利权人: Zeneca Limited
- 当前专利权人地址: GBX London
- 优先权: GBX9805782 19980319
- 主分类号: C09B33/24
- IPC分类号: C09B33/24 ; C09B67/22 ; C09D11/00
摘要:
An ink comprising water, a water-dissipatable polymer and one or more dyes having a benzene ring carrying a hydroxy group at each of the 1-, 3- and 5-positions and an azo group at each of the 2-, 4- and 6-positions or a tautomer thereof.Also claimed are certain dyes, compositions printer cartridges and ink jet printers.
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