Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Holger Lautenbach0
Adolf Käser0
Date of Patent
July 12, 2011
Patent Application Number
11919102
Date Filed
May 8, 2006
Patent Primary Examiner
Patent 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.
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