Thermally expandable compositions comprising urea derivatives

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United States of America Patent

PATENT NO 11505669
APP PUB NO 20180215888A1
SERIAL NO

15935196

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Abstract

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The present application relates to a thermally expandable composition containing at least one peroxide cross-linking polymer, at least one peroxide and at least one endothermic, chemical blowing agent, the blowing agent comprising at least one solid, optionally functionalized, polycarboxylic acid or the salt thereof and at least one urea derivative according to the formula (I) as defined herein; as well as shaped bodies containing the composition and to a method for sealing and filling voids in components, for strengthening or reinforcing components, in particular hollow components, and for bonding mobile components using shaped bodies of this type.

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Patent Owner(s)

Patent OwnerAddress
HENKEL AG & CO KGAAHENKELSTRASSE 67 DUESSELDORF 40589

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kohlstrung, Rainer Plankstadt, DE 15 74
Poeller, Sascha Bochum, DE 6 3
Rappmann, Klaus Weinheim-Rittenweier, DE 10 27

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