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2 067 102

(13)

C1

(51)

IPC

(21) (22)

Application

93036115/04, 1993-07-12

(22)

Actual filing date

1993-07-12

(45)

Published

1996-09-27

(72)

Inventor

Barash A.N.

(73)

Holder

Nauchno-Proizvodstvennoe Ob"Edinenie

PROCESS FOR PREPARING CHEMOSORPTION FIBER Russian patent published in 1996 - IPC

Abstract RU 2067102 C1

FIELD: various industries. SUBSTANCE: starting fiber composed of polyacrylonitrile, copolymer or polyvinylchloride thereof is treated with modifying agent during circulation at 20-90 C. The whole is squeezed out to obtain increased amount of working solution of 50-200 wt% and heated at 100-140 C for 10-120 min. EFFECT: more efficient preparation process. 4 cl

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RU 2 067 102 C1

Authors

Barash A.N.

Dates

1996-09-27—Published

1993-07-12—Filed

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