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:
Dec. 29, 1981
Filed:
Oct. 23, 1978
Applicant:
Inventor:
Robert Buning, Troisdorf-Sieglar, DE;
Assignee:
Dynamit Nobel AG, Troisdorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
525276 ;
Abstract
A graft polymer of polyvinylidene fluoride wherein the polyvinylidene fluoride has grafted thereon a polymer of an ethylenically unsaturated compound and a process for preparing such graft polymer by contacting polyvinylidene fluoride with a monomer of an ethylenically unsaturated compound in the presence of a radical forming catalyst while the polyvinylidene fluoride is maintained in the solid phase under conditions for polymerization of the ethylenically unsaturated compound.