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2 141 981

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C1

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IPC

(21) (22)

Application

97111365/04, 1997-07-02

(24)

Start date

1997-07-02

(22)

Actual filing date

1997-07-02

(45)

Published

1999-11-27

(72)

Inventor

Masaaki SejaDzun Khosoda

(73)

Holder

Mitsubisi Rehjon Ko., Ltd.

STABILIZER FOR POLYACRYLAMIDE AND POLYACRYLAMIDE COMPOSITION Russian patent published in 1999 - IPC

Abstract RU 2141981 C1

FIELD: chemical industry. SUBSTANCE: stabilizer for polyacrylamide comprises at least one compound selected from group consisting of salicylic acid and salts thereof and anthranilic acid and salts thereof. Also described is polyacrylamide. EFFECT: prevention of thermal destruction of polyacrylamide under various conditions and polyacrylamide composition is stable within wide temperature range. 5 cl, 30 ex, 6 tbl

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RU 2 141 981 C1

Authors

Masaaki Seja

Dzun Khosoda

Dates

1999-11-27—Published

1997-07-02—Filed

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