| 发明名称 |
Pigmented ink set and process for alleviating bleed in printed elements using carboxylic acid additives |
| 摘要 |
Bleed between two adjacent pigmented inks on a printing medium is reduced. The first ink has at least one neutralized carboxylic acid group, neutralized amine, or a quaternized amine group; and the second ink contains a polymeric dispersant having at least one sulfonate or phosphonate group, and a carboxylic acid additive having a pKa of up to 3.5.
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| 申请公布号 |
US5713993(A) |
申请公布日期 |
1998.02.03 |
| 申请号 |
US19960706419 |
申请日期 |
1996.08.30 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
GREZZO PAGE, LORETTA ANN;BEDNAREK, MILAN BOHUSLAV;MA, ZEYING;PRASAD, KESHAVA ANAND |
| 分类号 |
B01F17/52;C09D11/00;(IPC1-7):C09D11/02 |
主分类号 |
B01F17/52 |
| 代理机构 |
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