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2 583 010

(13)

(51)

IPC

C08L9/02(2006-01-01)

C08K3/04(2006-01-01)

C08K3/22(2006-01-01)

C08K3/36(2006-01-01)

C08K5/14(2006-01-01)

(21) (22)

Application

2014154386/05, 2014-12-30

(24)

Start date

2014-12-30

(22)

Actual filing date

2014-12-30

(45)

Published

2016-04-27

(72)

Inventor

Ushmarin Nikolaj FilippovichSandalov Sergej IvanovichSpiridonov Ivan SergeevichEgorov Evgenij NikolaevichKoltsov Nikolaj Ivanovich

(73)

Holder

Federalnoe Gosudarstvennoe Bjudzhetnoe Obrazovatelnoe Uchrezhdenie Vysshego Professionalnogo Obrazovanija Gosudarstvennyj Universitet Imeni I.N. Uljanova"

RUBBER MIXTURE Russian patent published in 2016 - IPC C08L9/02 C08K3/04 C08K3/22 C08K3/36 C08K5/14

Abstract RU 2583010 C1

FIELD: oil and gas industry.

SUBSTANCE: invention relates to heat-resistant rubber mixture for making rubber articles which can be used in oil and gas industry. Rubber mixture contains a combination of hydrogenated butadiene-nitrile rubber and butadiene-nitrile rubber, percadox BC-FF, maleide F, zinc methacrylate, MGF-9 and TGM-3 oligoester acrylates, naugard 445, irganox 1010, nickel dibutyldithiocarbamate, zincolet VV-222, colophony, stearic acid, burnt magnesium, thauri TS-D, technical carbon N 220, technical carbon P 514, rosil 175, fibre filler - aramid fibre or glass fibre.

EFFECT: improved properties of rubber such as tear resistance, resistance to thermal ageing in aggressive hydrocarbon media at high temperatures of up to 150 °C, stabilisation and hardness of vulcanisate at level of 90 Shore A units.

1 cl, 2 tbl

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RU 2 583 010 C1

Authors

Ushmarin Nikolaj Filippovich

Sandalov Sergej Ivanovich

Spiridonov Ivan Sergeevich

Egorov Evgenij Nikolaevich

Koltsov Nikolaj Ivanovich

Dates

2016-04-27—Published

2014-12-30—Filed