发明名称 |
Water soluble colorants for ink jet printing |
摘要 |
In accordance with one embodiment of the present invention, a colorant in an ink jet ink formulation is disclosed. The colorant comprises an organic dye chromophore with at least one functional group Y containing one or more primary, secondary or tertiary amino groups, which in the presence of an acid provides a water soluble, cationic ink jet ink colorant with increased water fastness when applied to paper. |
申请公布号 |
EP1541645(A1) |
申请公布日期 |
2005.06.15 |
申请号 |
EP20040029293 |
申请日期 |
2004.12.10 |
申请人 |
PITNEY BOWES INC. |
发明人 |
AUSLANDER, JUDITH, D.;GRIFFITHS, JOHN;MAMA, JOHN |
分类号 |
C09D11/00;(IPC1-7):C09D11/00 |
主分类号 |
C09D11/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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