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2 404 215

(13)

(51)

IPC

C08L75/04(2006-01-01)

C08L75/08(2006-01-01)

C08G18/10(2006-01-01)

C08G18/48(2006-01-01)

B29C39/00(2006-01-01)

(21) (22)

Application

2009120121/04, 2009-05-28

(24)

Start date

2009-05-28

(22)

Actual filing date

2009-05-28

(45)

Published

2010-11-20

(72)

Inventor

Panova Natal'Ja ValentinovnaKraev Aleksandr Vasil'EvichKireeva Svetlana StepanovnaBelan Sergej NikolaevichSemenov Vladimir Igorevich

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Zheleznye Dorogi"

POLYURETHANE COMPOSITION Russian patent published in 2010 - IPC C08L75/04 C08L75/08 C08G18/10 C08G18/48 B29C39/00

Abstract RU 2404215 C1

FIELD: chemistry.

SUBSTANCE: polyurethane composition contains the following in pts. wt: 100 - polyether having molecular weight of 1000-2000; 150-350 2,3-toluene diisocyanate, 1-95 amine hardener, 10-35 plasticiser, 1-20 fluorooligomeric alcohol with molecular weight of 1000-5000 and 5-100 polyol with molecular weight of 1200-3500. Content of NCO- groups in the composition equals 4.09-6.5%.

EFFECT: elastomers obtained from said composition have high durability, good strength properties and high frost resistance, which enables use of articles made from the said composition under heavy loads, in conditions with large differential temperature and in aggressive media.

8 cl, 1 tbl

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RU 2 404 215 C1

Authors

Panova Natal'Ja Valentinovna

Kraev Aleksandr Vasil'Evich

Kireeva Svetlana Stepanovna

Belan Sergej Nikolaevich

Semenov Vladimir Igorevich

Dates

2010-11-20—Published

2009-05-28—Filed