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:
Apr. 06, 1976
Filed:
Nov. 19, 1973
Applicant:
Inventors:
Elias Agouri, Pau, FR;
Philippe Mornet, Pau, FR;
Claude Parlant, Arthez-de-Bearn, FR;
Jacques Rideau, Pau, FR;
Assignee:
Societe Nationale des Petroles d'Aquitaine, Courbevoie, FR;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ; C08F / ;
U.S. Cl.
CPC ...
2608 / ; 260879 ; 260886 ;
Abstract
The present invention relates to a new manner of grafting various organic groups or polymers; it is concerned particularly with the grafting of vinyl, acryl, vinylidene or other chains on polymers of olefines, diolefines, aromatic vinyl compounds and similar compounds; a new catalytic system is used for effecting such a grafting, wherein a deactivated polymer is brought into contact with at least one organometallic compound and at least one generator of free radicals out of the presence of air.