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(19)

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2 029 786

(13)

C1

(51)

IPC

(21) (22)

Application

5054576/12, 1992-07-14

(22)

Actual filing date

1992-07-14

(45)

Published

1995-02-27

(72)

Inventor

Glazyrina L.A.Ivanov V.D.

(73)

Holder

Bashkirskij Zavod Dubil'Nykh Ehkstraktov

PROCESS FOR PREPARING SYNTAN Russian patent published in 1995 - IPC

Abstract RU 2029786 C1

FIELD: chemical industry. SUBSTANCE: polyacrylonitrile is hydrolyzed, mixed with lignosulfonates, condensed with formaldehyde and the resulting product is subsequently neutralized. EFFECT: more efficient process.

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RU 2 029 786 C1

Authors

Glazyrina L.A.

Ivanov V.D.

Dates

1995-02-27—Published

1992-07-14—Filed

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