Title:
GAMMA RAY GRAFTING METHOD FOR PRODUCING SEPARATOR FILM FOR ELECTROCHEMICAL BATTERY
Document Type and Number:
Japanese Patent JPS5774967
Kind Code:
A
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.
Inventors:
BINSENTO EFU DAGOSUCHINO
JIYOZEFU WAI RII
JIYOZEFU WAI RII
Application Number:
JP13479481A
Publication Date:
May 11, 1982
Filing Date:
August 27, 1981
Export Citation:
Assignee:
RAI RES CORP
International Classes:
B01D67/00; C08F255/02; C08F259/08; C08J7/18; H01M50/417; H01M50/426; H01M50/449; H01M50/489; (IPC1-7): C08J7/18; H01M2/16
Domestic Patent References:
| JPS5425432A | 1979-02-26 |
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