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2 101 303

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C1

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IPC

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Application

95104586/04, 1995-03-29

(22)

Actual filing date

1995-03-29

(45)

Published

1998-01-10

(72)

Inventor

Shcherban' G.T.Konovalenko N.A.Savel'Ev V.S.Vlasov G.Ja.Zelenova V.N.

(73)

Holder

Shcherban' Georgij Trofimovich

METHOD OF PRODUCING AN VULCANIZING AGENT FOR RUBBER Russian patent published in 1998 - IPC

Abstract RU 2101303 C1

FIELD: rubber industry. SUBSTANCE: vulcanizing agent is produced by interaction of sulfur with unsaturated hydrocarbon at mole ratio = (25:1)-(10: 1), respectively, in the presence of polycondensation product of diphenylolpropane with maleic anhydride in solution followed by product heating at 160-170 C. EFFECT: improved method of producing. 3 cl, 2 tbl, 1 dwg

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RU 2 101 303 C1

Authors

Shcherban' G.T.

Konovalenko N.A.

Savel'Ev V.S.

Vlasov G.Ja.

Zelenova V.N.

Dates

1998-01-10—Published

1995-03-29—Filed

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