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US 7,976,586 B2Granted
1-phenoxy-2-propanol as a formulating aid for dyes
AssigneeBASF SE
InventorsHolger Lautenbach, Adolf Käser
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Abstract
The invention relates to an aqueous dye solution comprising a) 5 to 30% by weight of an anionic or cationic direct dye, b) 0.1 to 10% by weight of 1-phenoxy-2-propanol, c) 0 to 20% by weight of an inorganic or an organic acid, d) 0 to 20% by weight of further additives and e) water to complete to 100%, a process for the preparation of the solution and the use thereof for dyeing paper.
Claims11
An aqueous dye solution comprising:
- a) 10 to 25% by weight of an anionic or cationic direct dye,
- b) 0.1 to 5% by weight of 1-phenoxy-2-propanol,
- c) 0 to 20% by weight of an inorganic or an organic acid,
- d) 0 to 20% by weight of further additives and
- e) water to complete to 100%.
2 more elements
Dependencies are inferred from the claim text.