Hyperbranched polymeric dispersants and non-aqueous pigment dispersions
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United States of America Patent
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Oct 29, 2013
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Sep 8, 2010
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Sep 9, 2009
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Abstract
A polymeric dispersant having a hyperbranched polyurethane architecture obtained by reacting a polyisocyanate core with a mixture of:
- a) 40 to 65 mol % of an anchor represented by Formula (I) and/or (II):
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