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2 145 967

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C1

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IPC

(21) (22)

Application

98114530/04, 1998-07-15

(24)

Start date

1998-07-15

(22)

Actual filing date

1998-07-15

(45)

Published

2000-02-27

(72)

Inventor

Prut Eh.V.Novikov D.D.Erina N.A.Kuznetsova O.P.

(73)

Holder

Institut Khimicheskoj Fiziki Im.N.N.Semenova Ran

METHOD OF MANUFACTURE OF MODIFIED RUBBER CRUMB Russian patent published in 2000 - IPC

Abstract RU 2145967 C1

FIELD: rubber industry. SUBSTANCE: modification of rubber crumb is effected in the course of grinding. Used as chemically active modifying agent is nitrol-N (2-methyl-2-nitrosopropyl)-n-4 nitrosoaniline, metaphenylene bismaleinimide or rescorcinol urotropin. Modifying agent is introduced within period of time equal to 0.15 to 0.35 of total time of grinding in the amount of from 0.5 part by mass to 2.5 parts by mass per 100 parts by mass of ground rubber. EFFECT: improved physicomechanical properties of rubber stock with modified crumb. 2 cl, 1 tbl, 12 ex

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RU 2 145 967 C1

Authors

Prut Eh.V.

Novikov D.D.

Erina N.A.

Kuznetsova O.P.

Dates

2000-02-27—Published

1998-07-15—Filed

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