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:
Jan. 16, 1979
Filed:
Jun. 29, 1977
Applicant:
Inventors:
Charles Pigerol, Saint-Ouen, FR;
Paul DE Cointet de Fillain, Sisteron, FR;
Yves Bazile, Sisteron, FR;
Michel Chignac, Sisteron, FR;
Claude Grain, Volonne, FR;
Assignee:
Labaz, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C08K / ;
U.S. Cl.
CPC ...
2604 / ; 260 / ; 26032616 ;
Abstract
The invention relates to new compounds of the general formula : ##STR1## wherein X represents a hydrogen or halogen atom, R.sub.1 and R.sub.2, which are the same or different, each represent a hydrogen atom or a methoxy radical and R.sub.3 represents an alkyl or aryl radical, with the proviso that at least one of the substituents R.sub.1 and R.sub.2 is not a hydrogen atom. The compounds of formula I are useful for preparing stabilizers for thermoplastic resins.