Mixtures of sterically hindered amines for the stabilisation of polymers

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May 11, 2010
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Oct 29, 2009
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Jun 13, 2008
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Apr 24, 2008

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Abstract

This invention relates to mixtures of new polypiperidine compounds of general formula (I) with other known polypiperidine compounds which impart to polymer materials of different kinds, in particular polyolefins, high stability towards oxidative action and photodegradation.

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3V SIGMA S P A	VIA FATEBENEFRATELLLI 20 MILANO (MI) 20121

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Inventor Name	Address	# of filed Patents	Total Citations
Berte', Ferruccio	Bergamo, IT	17	55
Malanchini, Claudio	Bergamo, IT	2	2

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Mixtures of sterically hindered amines for the stabilisation of polymers

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United States of America Patent

12138777

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PATENT NO	7713444
APP PUB NO	20090270535A1
SERIAL NO	12138777
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
May 11, 2010	US,7713444,B2 US7713444B2	GRANTED PATENT AS SECOND PUBLICATION
October 29, 2009	US,20090270535,A1 US20090270535A1	FIRST PUBLISHED PATENT APPLICATION

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12138777

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