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:
May. 10, 1994
Filed:
Apr. 23, 1992
Applicant:
Inventor:
John P Walters, Greer, SC (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524100 ; 524102 ; 524103 ; 524131 ;
Abstract
Homopolymers and copolymers of 1-olefins are stabilized against the effects of ultraviolet light degradation by contacting a polyolefin, a hindered amine, and a metal phosphonate. Optionally the stabilizing system contains a phenolic antioxidant, an organic phosphite, and a colorant.
Walters, John. (1994). Polyolefin stabilization (U.S. Patent No. 5310771). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5310771
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile