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:
Jul. 13, 1982
Filed:
Aug. 28, 1980
Applicant:
Inventors:
Vincent F D'Agostino, Huntington, NY (US);
Joseph Y Lee, Lake Grove, NY (US);
Assignee:
Rai Research Corporation, Hauppauge, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427 44 ; 20415919 ; 429254 ;
Abstract
This invention relates to an irradiation grafting process for preparing separator membranes for use in electrochemical cells, comprising contacting a polymeric base film with an aqueous solution of a hypophilic monomer and a polymerization retardant; and irradiating, said contacted film to form a graft membrane having low electrical resistivity and having monomer molecules uniformly grafted thereon.