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2 049 773

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C1

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IPC

(21) (22)

Application

5062044/04, 1992-09-10

(22)

Actual filing date

1992-09-10

(45)

Published

1995-12-10

(72)

Inventor

Bondarev A.N.Bedina Zh.A.Solov'Eva E.A.Shuljakovskij G.M.

(73)

Holder

Moskovskoe Nauchno-Proizvodstvennoe Ob"Edinenie

METHOD OF PREPARING MODIFYING AGENT FOR PRODUCTION OF VISCOUS TECHNICAL THREADS AND VISCOSE FIBER HAVING HIGH MODULUS Russian patent published in 1995 - IPC

Abstract RU 2049773 C1

FIELD: production of viscous technical threads and viscous fiber. SUBSTANCE: ethylene oxide is used as reagent 1, mixture which contains aliphatic amines of C8-C16 fraction or C10-C13 fraction and technical triethanolamine being used as reagent 2. Their interaction is carried out at 120-160 C in autoclave in the presence of alkali, mass ratio of aliphatic amine of C8-C16 fraction or C10-C13 fraction, triethanolamine and ethylene oxide being (1.4-10): (4-10):(83:93) respectively. EFFECT: improves efficiency of method. 3 tbl

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RU 2 049 773 C1

Authors

Bondarev A.N.

Bedina Zh.A.

Solov'Eva E.A.

Shuljakovskij G.M.

Dates

1995-12-10—Published

1992-09-10—Filed

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