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:
Aug. 25, 1992
Filed:
Jun. 23, 1989
Applicant:
Inventors:
Dominique Ranceze, Lescar, FR;
Jean Boussely, Paris, FR;
Assignee:
Elf Atochem North America, Inc., Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524399 ; 2524003 ; 524437 ; 524436 ; 524450 ;
Abstract
The invention relates to a composition which is usable for the stabilization of thermoplastic resin against the effects of heat and/or light. This composition comprises a hydrotalcite, a zinc zeolite and a zinc carboxylate. It is applied, more especially, to thermoplastic resins containing halogens, and in particular to PVC.