Chemistry: electrical and wave energy – Processes and products – Processes of treating materials by wave energy
Patent
1978-07-21
1980-05-06
Turer, Richard B.
Chemistry: electrical and wave energy
Processes and products
Processes of treating materials by wave energy
429254, 525244, 525301, C08F 800
Patent
active
042016410
ABSTRACT:
A process is, herein, disclosed for preparing a membrane used for prevention of short-circuiting between the anode and the cathode of a battery comprising contacting a polyethylene film with an aqueous solution of acrylic acid, water, ethylene dichloride and ferrous salt or cupric salt and irradiating with ionizing radiation to obtain a polyethylene film with acrylic acid molecules grafted uniformly thereon.
REFERENCES:
patent: 3180908 (1965-04-01), van Essen et al.
patent: 3427206 (1969-02-01), Scardaville et al.
patent: 3839172 (1974-10-01), Chapiro et al.
patent: 3939049 (1976-02-01), Ratner et al.
patent: 4122133 (1978-10-01), Bernstein et al.
Gotoda Masao
Murata Kazuo
Okada Toshio
Takahashi Kusuhiko
Japan Atomic Energy Research Institute
Toshiba Ray-O-Vak K.K.
Turer Richard B.
Yuasa Battery Co. Ltd.
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