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2 186 795

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IPC

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Application

2000103592/04, 2000-02-14

(24)

Start date

2000-02-14

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Actual filing date

2000-02-14

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Published

2002-08-10

(72)

Inventor

Kuznetsov A.A.Kulikova O.A.Bogach E.V.Mil'Gotin I.M.Poddubnyj I.S.Inzhinova L.M.Chebotareva L.S.

(73)

Holder

Volgogradskoe Otkrytoe Aktsionernoe Obshchestvo

METHOD OF PREPARING FINE DISPERSION OF SULFUR IN RUBBER COMPOUND Russian patent published in 2002 - IPC

Abstract RU 2186795 C2

FIELD: rubber industry. SUBSTANCE: preliminarily prepared mother rubber compound is combined with polymeric sulfur in metastable state prepared by thermal polymerization of sulfur for 2 h at 220-240 C in presence of stabilizer (hexachloro-p-xylene or chlorocyclohexane) followed by tempering in 0.2-0.5% aqueous solution of polyvinyl alcohol at temperature below 10 C for 1 h. EFFECT: simplified technology of preparing fine dispersion. 2 cl, 3 ex

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RU 2 186 795 C2

Authors

Kuznetsov A.A.

Kulikova O.A.

Bogach E.V.

Mil'Gotin I.M.

Poddubnyj I.S.

Inzhinova L.M.

Chebotareva L.S.

Dates

2002-08-10—Published

2000-02-14—Filed

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