Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Rienk Hettema0
Roelof Buter0
Bart Bouma0
Geertje Marte Kuiken0
Hendrik Meijer0
Jamie MacLiver Roy0
Josephina Johanna Hendrika Maria Raben-Schlief0
Date of Patent
September 13, 2011
0Patent Application Number
120645620
Date Filed
August 21, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention relates to a polyurethane dispersant resin having a polyurethane backbone having pendant hydrophilic polyalkylene oxide based side groups, the pendant side groups being linked to the polyurethane backbone via covalent bonds, and wherein the content of polyalkylene oxide in the polyurethane dispersant resin is at least 45% by weight, characterized in that the polyurethane additionally has pendant hydrophobic side groups which are linked to the polyurethane backbone via covalent bonds.
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