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2 193 583

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IPC

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Application

99128018/04, 1999-12-31

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Start date

1999-12-31

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Actual filing date

1999-12-31

(45)

Published

2002-11-27

(72)

Inventor

Gol'Farb V.I.Deev L.E.Bil'Dinov I.K.Podsevalov P.V.Nazarenko T.I.Gorban' V.I.Afanas'Eva I.A.Pichkhidze S.Ja.

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Holder

Zao

RUBBER COMPOUND Russian patent published in 2002 - IPC

Abstract RU 2193583 C2

FIELD: rubber industry. SUBSTANCE: invention, in particular, relates to fluororubber compounds and can be used for manufacturing, for example, sealing glands. Compound contains, wt parts: vinylidene fluoride/hexafluoropropylene copolymer (SKF-26) 66-68, low-molecular vinylidene fluoride/hexafluoropropylene copolymer 32-34, magnesium oxide 6-10, barium sulfate 26-30, calcium hydroxide 5-7, carbon black (TG-10) 20-26, low-molecular polyethylene 1-3, bisphenol A 0.8-1.0, catalyst 0.2-0.4. Catalyst is a compound of formula RR′R″R′′′P⁺X^-, in which R = R' = R" = R'" = N(Et)₂, and X = Br^-, BF-4

. EFFECT: increased vulcanization rate and extended source of catalysts. 4 tbl, 2 ex _

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RU 2 193 583 C2

Authors

Gol'Farb V.I.

Deev L.E.

Bil'Dinov I.K.

Podsevalov P.V.

Nazarenko T.I.

Gorban' V.I.

Afanas'Eva I.A.

Pichkhidze S.Ja.

Dates

2002-11-27—Published

1999-12-31—Filed