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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 5672704 B1

PDFFull Text
Date of Patent:
Sep. 30, 1997

Filed:

Sep. 28, 1995

2-hydroxyphenyl-s-triazines substituted with ethylenically unsaturated

Applicant:
Inventors:

Vien Van Toan, Lentigny, CH;

David George Leppard, Marly, CH;

Gerhard Rytz, Bern, CH;

Norbert Wurms, St. Ursen, CH;

Pascal Hayoz, Villars-sur-Glane, CH;

Assignee:

Ciba-Geigy Corporation, , US;

Attorney:

Hall; Luther A. R.

Primary Examiner:

Yogendra N Gupta

Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
544215 ; 544216 ;
Abstract

s-Triazine UV absorbers of formula I ##STR1## where R.sub.1 is ##STR2## --CH.sub.2 --C(.dbd.CH.sub.2)--R.sub.10, --(CH.sub.2).sub.p --SiR.sub.11 R.sub.11 '--CH.dbd.CH.sub.2, --C(.dbd.O)--(CH.sub.2).sub.q --CH.dbd.CH.sub.2 or --C(.dbd.O)--O--CH.sub.2 --C(.dbd.CH.sub.2)--R.sub.10 ; and E.sub.1 and E.sub.2 are phenyl groups which may be unsubstituted or substituted with a variety of substituents including inter alia alkyl, OH and R.sub.1 ; are polymerizable and are effective stabilizers for a variety of polymeric and other organic substrates.

Find Patent Forward Citations

Toan, Vien. (1997). 2-hydroxyphenyl-s-triazines substituted with ethylenically unsaturated (U.S. Patent No. 5672704). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5672704

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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