发明名称 |
AQUEOUS DIRECT DYE FORMULATIONS |
摘要 |
The present invention relates to an aqueous direct dye formulation, comprising (a) 5 to 25 % by weight of a dye composition comprising (a1) 50-99 % by weight of one or more dyes obtainable by reduction or thermal treatment of Direct Yellow 11, and (a2) 1 -50 % by weight of a blue, black and/or red direct dye, (all based on the dye composition); (b) up to 0.9 % by weight of a saturated, cyclic or acyclic water-soluble amine comprising a primary, secondary or tertiary amino group and at least one further functional group selected from primary, secondary and tertiary amino groups, OH groups and ether groups; and (c) up to 0.9 % by weight of urea; and (d) water, wherein the percentages for (a), (b), and (c) relate to the total weight of the aqueous direct dye formulation. The invention moreover relates to a process for their preparation and the use thereof for the dyeing, in particular of paper, as well as paper which has been dyed with this aqueous direct dye formulation. |
申请公布号 |
WO2010103087(A2) |
申请公布日期 |
2010.09.16 |
申请号 |
WO2010EP53136 |
申请日期 |
2010.03.11 |
申请人 |
BASF SE;CUNNINGHAM, ALLAN, FRANCIS;HOSSENLOPP, CELINE;SCHNEIDER, HEINZ;TRABER, RAINER, HANS;HERRMANN, HORST;JACQUIER, MICHAEL |
发明人 |
CUNNINGHAM, ALLAN, FRANCIS;HOSSENLOPP, CELINE;SCHNEIDER, HEINZ;TRABER, RAINER, HANS;HERRMANN, HORST;JACQUIER, MICHAEL |
分类号 |
C09B67/22;C09B67/26;D21H21/28 |
主分类号 |
C09B67/22 |
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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