Graft copolymer and compositions thereof
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United States of America Patent
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Sep 18, 2012
Grant Date -
Jun 17, 2010
app pub date -
May 23, 2008
filing date -
May 25, 2007
priority date (Note) -
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Abstract
The invention relates to a graft copolymer with a polyester side chain and at least one quaternised tertiary amine group. The tertiary amine may be aliphatic, aromatic or heterocyclic. The invention further relates to the use of the compound as a dispersant, particularly for pigments.
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