| 摘要 |
The present invention relates to aqueous liquid formulations comprising 5-25% by weight of a dye composition comprising 70-95% by weight of a dye obtainable by reduction or thermal treatment of Direct Yellow 11 1-30% by weight of a blue direct dye and 0-20% by weight of a red direct dye (all based on the dye composition) 1-15% 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 1-30% by weight of urea based on the total weight of the aqueous liquid formulation, wherein the total amount of water-soluble amine and urea does not exceed 40% by weight, and also their use for dyeing cellulose material especially paper.
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