US Patent 7144946 Cationic polyvinyl alcohol-containing compositions
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Patent Inventor Names
Hugh McIntyre Smith0
William Clary Floyd0
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Patent abstract
Compositions including from about 1% to about 30% by weight of cationic polyvinyl alcohol graft copolymer in an aqueous solution, pigment, and other binding agents are useful in coatings for ink jet printing of paper, textile and plastic substrates, and also as wet end additives for papermaking. The polyvinyl alcohol has a weight average molecular weight between about 13,000 and about 140,000 and is between about 86 and 100 mole % hydrolyzed.
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US Patent 07144946 Cationic polyvinyl alcohol-containing compositions US Patent 7144946 Cationic polyvinyl alcohol-containing compositions
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Patent Number
07144946
Patent Number
7144946
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US Patent 07144946 Cationic polyvinyl alcohol-containing compositions
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Is a
Patent jurisdiction
Patent number
07144946
Date of patent
December 5, 2006
Patent application number
10324715
Date Filed
December 19, 2002
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