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Application

5020419/05, 1992-01-04

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Actual filing date

1992-01-04

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Published

1994-10-15

(72)

Inventor

Rakhimov A.I.Krjukova E.G.Bogach E.V.Sergeev S.A.Kostyrja V.I.Ar'Kova L.I.Gida V.M.Pozderskij Ju.A.

(73)

Holder

Institut Khimicheskikh Problem Ehkologii Akademii Estestvennykh Nauk Rossijskoj Federatsii

METHOD OF SYNTHESIS OF THERMOSTABILIZED POLYVINYL CHLORIDE Russian patent published in 1994 - IPC

Abstract RU 2021286 C1

FIELD: chemical technology. SUBSTANCE: thermostabilized polyvinyl chloride is prepared by emulsion polymerization of vinyl chloride in the presence of emulsifier - a mixture of sodium alkylsulfonate and fluorinated surface-active substance of amine type of the general formula RF=C2F5-; ; n = 1-2; RFA-MeF+ where A - A=SO3, MeF - K, Na, NH4 taken at the ratio (21-230):1 at concentration 2.1-2.4 mas. p. per 100 mas. p. emulsion water. EFFECT: improved method of synthesis. 5 tbl

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RU 2 021 286 C1

Authors

Rakhimov A.I.

Krjukova E.G.

Bogach E.V.

Sergeev S.A.

Kostyrja V.I.

Ar'Kova L.I.

Gida V.M.

Pozderskij Ju.A.

Dates

1994-10-15—Published

1992-01-04—Filed

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