Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hendrik Jan Willem Van Den Haak0
Jamie MacLiver Roy0
Roger Francis Graham Brown0
Date of Patent
November 30, 2010
0Patent Application Number
120893560
Date Filed
October 3, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention relates to a solid pigment preparation comprising a pigment and a dispersant resin, wherein the composition comprises at least 35% by weight of at least one pigment and at most 65% by weight of dispersant resin, calculated on the combined weight of pigment and dispersant resin, wherein the dispersant resin comprises a polymer backbone produced by chain-reaction polymerization having pendent hydrophilic polyalkylene oxide side groups, and wherein the pigment particles within the preparation have average particle sizes in the range of 50 nm to 5,000 nm.
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