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1 757 408

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IPC

(21) (22)

Application

4861383/07, 1990-08-22

(22)

Actual filing date

1990-08-22

(45)

Published

1994-08-30

(72)

Inventor

Konjukhova S.V.Kashanova N.V.Puzanova N.V.Barkovskij V.I.Sukhanova G.V.Musatova L.A.Sulima S.B.Kal'Dina M.Ju.Karyshevskaja L.N.

UNWOVEN CLOTH FOR SEPARATORS OF LEAD-ACID STORAGE BATTERY Russian patent published in 1994 - IPC

Abstract SU 1757408 A1

FIELD: manufacture of lead-acid storage batteries. SUBSTANCE: unwoven cloth is composed of three layers each being mixture of two kinds of twisted fibres. One of them is synthetic hydrophobic. Hydrophilic fibre with mass relation of hydrophobic and hydrophilic fibres as 0.8 to 0.2 is used as second kind. In this case specified fibres have linear density 0.17-0.33 and capacity to thermal shrinkage at 190-220 C. EFFECT: facilitated manufacture.

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SU 1 757 408 A1

Authors

Konjukhova S.V.

Kashanova N.V.

Puzanova N.V.

Barkovskij V.I.

Sukhanova G.V.

Musatova L.A.

Sulima S.B.

Kal'Dina M.Ju.

Karyshevskaja L.N.

Dates

1994-08-30—Published

1990-08-22—Filed