Spandex with high uniformity

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9279197
APP PUB NO 20120295506A1
SERIAL NO

13521883

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Importance

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Abstract

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Disclosed herein are a highly uniform spandex and process for making such spandex. More particularly, the polyurethaneurea of which such spandex is prepared has both dialkylurea and cycloalkylurea ends, wherein a chain terminator composition includes a dialkylamine such as diethylamine and a cylcoalkylamine such as cyclohexylamine.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
THE LYCRA COMPANY LLC2711 CENTERVILLE ROAD ONE LITTLE FALLS CENTRE SUITE 300 WILMINGTON DE 19808

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pardini, Steven P Harrisonburg, US 5 43

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