Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Carsten Schaefer0
Alexander Woerndle0
Bjoern Fechner0
Date of Patent
March 15, 2011
Patent Application Number
12451403
Date Filed
April 29, 2008
Patent Primary Examiner
Patent abstract
The invention relates to aqueous pigment preparations containing (A) at least one organic and/or inorganic pigment, (B) a dispersant of formula (I) or (II), or mixtures of the dispersants of formulas (I) and (II), (C) optionally wetting agents, (D) optionally other surfactants and/or dispersants, (E) optionally one or more organic solvents or one or more hydrotropic substances, (F) optionally other additives used conventionally for the production of aqueous pigment dispersions and (G) water.
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