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.:
Date of Patent:
Dec. 16, 1980
Filed:
Nov. 20, 1979
Applicant:
Inventors:
Charles Pigerol, Saint-Ouen, FR;
Marie-Madeleine Chandavoine, Sisteron, FR;
Paul de de Fillain, Sisteron, FR;
Assignee:
Labaz, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
546321 ; 260 / ; 260 / ;
Abstract
The instant invention relates to compounds of the general formula: ##STR1## wherein R.sub.1 represents an alkyl, alkenyl, phenylalkyl radical, R.sub.2 represents a straight-chain alkyl, a straight- or branched-chain alkenyl or alkynyl radical, a .omega.-halogenoethyl radical, an optionally substituted benzyl radical, or a radical of the formula R.sub.4 --O--(CH.sub.2).sub.n --wherein n is 2, 3 or 4 and R.sub.4 represents a substituted alkyl radical. The compounds of the foregoing formula have been found to be useful as stabilizers for vinyl resins.