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358 927

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IPC

(21) (22)

Application

1272722/04, 1968-10-01

(22)

Actual filing date

1968-10-01

(45)

Published

1996-09-27

(72)

Inventor

Pavlov S.Ju.Zaikina T.G.Kofman L.S.Bushin A.N.Sobolev V.M.Troitskij A.P.Plechev B.A.Bogdanova O.V.Galata L.A.Eratov L.K.Gorshkov V.A.Marov N.N.

PROCESS FOR RECOVERY AND PURIFICATION OF DIVINYL Russian patent published in 1996 - IPC

Abstract SU 358927 A1

FIELD: organic chemistry. SUBSTANCE: process for recovery and purification of divinyl from divinyl containing hydrocarbon mixtures comprises extractive distillation using acetonitrile as solvent in the presence of polymerization inhibitors and subsequent desorption divinyl form the solvent. The solvent comprises organic and inorganic basic-type substances such as ammonia. The process in carried out in the presence of cyclohexane. EFFECT: more efficient recovery and purification process.

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SU 358 927 A1

Authors

Pavlov S.Ju.

Zaikina T.G.

Kofman L.S.

Bushin A.N.

Sobolev V.M.

Troitskij A.P.

Plechev B.A.

Bogdanova O.V.

Galata L.A.

Eratov L.K.

Gorshkov V.A.

Marov N.N.

Dates

1996-09-27—Published

1968-10-01—Filed