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:
Jun. 03, 1980
Filed:
Jun. 12, 1978
Applicant:
Inventors:
Herbert Talsma, East Cleveland, OH (US);
Thomas J Bond, Chardon, OH (US);
Daniel W Feldman, Beachwood, OH (US);
Assignee:
Standand Oil Company, , OH (US);
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
528483 ; 528502 ; 528503 ;
Abstract
Reduction of yellowing and improvement of impact strength are obtained during the processing of nitrile polymers when said polymers are heated to a plastic state in the presence of an inert gas, thereby excluding oxygen.