Consolidated nonwoven

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United States of America

PATENT NO 12104052
SERIAL NO

17471478

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Abstract

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The present invention relates to a consolidated nonwoven consolidated by treatment with an aqueous binder composition comprising:

    a polymer P,a polyvinyl alcohol,optional a starch compound S andoptional at least one metal compound M selected from the group consisting of magnesium, calcium and zinc, in the form of an oxide, hydroxide, carbonate or bicarbonate,wherein the polymer P is obtainable by free radical aqueous emulsion polymerization of a monomer mixture of75 to 99% by weight of one or more monomers a) selected from the group consisting of esters of acrylic and/or methacrylic acid with alkanols of 1 to 12 carbon atoms, aliphatic conjugated diene and aromatic vinyl compound1 to 25% by weight of one or more monomers b) selected from the group consisting of N-methylolacrylamide, N-methylolmethacrylamide, glycidyl methacrylate and carboxylic acid-functional ethylenically unsaturated monomers≥0 to 15% by weight of one or more further ethylenically unsaturated monomer c) different from any of monomers a) and b)wherein the amounts of monomers a) to c) sum to 100 wt %,the water-based binder composition, the process of for producing the consolidated nonwoven and its use as reinforcing insert for bituminized roofing membranes.

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Patent Owner(s)

Patent OwnerAddress
BASF SE67056 LUDWIGSHAFEN AM RHEIN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Habeck, Thorsten Ludwigshafen am Rhein, DE 31 441
Jesberger, Stefan Ludwigshafen am Rhein, DE 1 0
Schmidt, Henrik Ludwigshafen am Rhein, DE 6 156

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