Method for the production of aqueous formulations, aqueous formulations, and the use thereof

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United States of America Patent

PATENT NO 8822589
APP PUB NO 20100199439A1
SERIAL NO

12676242

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Abstract

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Process for the preparation of aqueous formulations, wherein

    (A) at least one ethylenically unsaturated carboxylic acid,(B) at least one heterocyclic comonomer having at least one permanent cationic charge per molecule and(C-P1) at least one ethylenically unsaturated dicarboxylic acid or its anhydride are subjected to free radical copolymerization with one another in an aqueous medium and, shortly before the end or after the end of the copolymerization, further ethylenically unsaturated dicarboxylic acid (C-P2) or its anhydride is added.

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Patent Owner(s)

Patent OwnerAddress
BASF SELUDWIGSHAFEN GERMANY LUDWIGSHAFEN RHINELAND-PALATINATE

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bruhn, Alexandra Otterberg, DE 1 2
Brym, Markus Mannheim, DE 23 102
Glocknitzer, Franz Edenkoben, DE 2 3
Hueffer, Stephan Ludwigshafen, DE 66 181
Mahn, Ulrike Mannheim, DE 12 13
Renoncourt, Audrey Ludwigshafen, DE 6 17

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