发明授权
- 专利标题: Non-aqueous pigment dispersions using dispersion synergists
- 专利标题(中): 使用分散增效剂的非水性颜料分散体
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申请号: US12094689申请日: 2006-11-28
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公开(公告)号: US07648571B2公开(公告)日: 2010-01-19
- 发明人: Geert Deroover
- 申请人: Geert Deroover
- 申请人地址: BE Mortsel
- 专利权人: Agfa Graphics NV
- 当前专利权人: Agfa Graphics NV
- 当前专利权人地址: BE Mortsel
- 代理机构: Keating & Bennett, LLP
- 优先权: EP05111358 20051128
- 国际申请: PCT/EP2006/069014 WO 20061128
- 国际公布: WO2007/060259 WO 20070531
- 主分类号: C09D11/02
- IPC分类号: C09D11/02 ; C09B48/00 ; C09B67/20 ; C08K5/07
摘要:
A non-aqueous pigment dispersion includes a diketopyrrolo-pyrrole pigment, a polymeric dispersant, and a dispersion synergist in a dispersion medium wherein the dispersion synergist is a quinacridone derivative containing at least one acid group or a salt thereof.
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