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2 026 858

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Application

4763830/04, 1989-12-04

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Actual filing date

1989-12-04

(45)

Published

1995-01-20

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Inventor

Moiseev V.V.Guljaeva N.A.Baranov Ju.I.Stepanskij M.L.Kozlov A.P.Shestakov A.S.Kosovtsev V.V.Poluehktov I.T.

(73)

Holder

Voronezhskij Filial Vsesojuznogo Nauchno-Issledovatel'Skogo Instituta Sinteticheskogo Kauchuka Im.Akad.S.V.Lebedeva

(2-N,N-DIETHYLAMINOETHYL)-4′-HYDROXY-3′,5′-DI-TERT-BUTYLBENZYL- SULFIDE AS A COAGULATING AGENT OF EMULSION RUBBERS Russian patent published in 1995 - IPC

Abstract RU 2026858 C1

FIELD: organic chemistry. SUBSTANCE: synthesis is carried out by treatment of Mannich base with 2-diethylaminoethylmercaptan at 120-130 C at 2 mm mercury column with amine excess distillation off. Yield is 98%, mol. mass is 346. New substance is used in the proocess of latex rubber SKS-30 ARKP coagulation at 60% following by acidification with sulfuric acid aqueous solution. Coagulating agent consumption is decreased from 3.7 to 2.9 kg/t. EFFECT: synthesis of compound of class indicated above with enhanced effectiveness. 1 dwg, 5 tbl

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RU 2 026 858 C1

Authors

Moiseev V.V.

Guljaeva N.A.

Baranov Ju.I.

Stepanskij M.L.

Kozlov A.P.

Shestakov A.S.

Kosovtsev V.V.

Poluehktov I.T.

Dates

1995-01-20—Published

1989-12-04—Filed

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