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2 068 410

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Application

94025757/04, 1994-07-11

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Actual filing date

1994-07-11

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Published

1996-10-27

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Inventor

Liakumovich A.G.Samuilov Ja.D.Bukharov S.V.Konoshenko L.V.Solov'Eva S.E.Mannafov T.G.Gajnullin V.I.Chugunov Ju.V.Zgadzaj O.Eh.Safina N.P.Petrov A.G.

(73)

Holder

Tatarskij Tekhnologicheskij Nauchnyj Tsentr Kgtu Pri Kabinete Ministrov Respubliki Tatarstan

PROCESS FOR PREPARING 4,4-POLYTHIOBIS(2,6-DI-TERT- BUTYLPHENOLS) Russian patent published in 1996 - IPC

Abstract RU 2068410 C1

FIELD: chemical industry. SUBSTANCE: product: 4,4I-polythiobis (2,6-di-tert-butylphenols) of empirical formula: BF C28H4202S(1-9). Yield: 99.5%. Reagent 1: 2,6-di-tert-butylphenol. Reagent 2: sulfur. Reaction conditions: solvent-dimethylformamide or dimethylacetamide, temperature is higher or equal to 130 C, and air or inert gas is fed. EFFECT: more efficient preparation process.

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RU 2 068 410 C1

Authors

Liakumovich A.G.

Samuilov Ja.D.

Bukharov S.V.

Konoshenko L.V.

Solov'Eva S.E.

Mannafov T.G.

Gajnullin V.I.

Chugunov Ju.V.

Zgadzaj O.Eh.

Safina N.P.

Petrov A.G.

Dates

1996-10-27—Published

1994-07-11—Filed

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