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2 051 446

(13)

C1

(51)

IPC

(21) (22)

Application

5043938/07, 1992-03-26

(22)

Actual filing date

1992-03-26

(45)

Published

1995-12-27

(72)

Inventor

Judina E.V.Tiunov M.P.Loktev I.I.Sinjavin A.L.Khabarova T.B.Chapaev I.G.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa Zavod Khimkontsentratov"

SEPARATOR FOR CHEMICAL CURRENT SOURCE AND ITS MANUFACTURING PROCESS Russian patent published in 1995 - IPC

Abstract RU 2051446 C1

FIELD: production of chemical current sources. SUBSTANCE: slurry of silicon powder and polytetrafluoroethylene in water is prepared, dried out, rolled into sheet, exposed to 100 C for 50 min, then wetted, rolled again to obtain desired thickness, and dried out. Glycerin may be introduced in slurry or in wetting liquid. Separator obtained has the following composition: 30-80 mass percent of silicon powder and 20-70 mass percent of polytetrafluoroethylene. EFFECT: improved flexibility, strength, composition, impregnability, facilitated production. 3 cl

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RU 2 051 446 C1

Authors

Judina E.V.

Tiunov M.P.

Loktev I.I.

Sinjavin A.L.

Khabarova T.B.

Chapaev I.G.

Dates

1995-12-27—Published

1992-03-26—Filed

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