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2 076 878

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IPC

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Application

4777048/04, 1989-12-04

(22)

Actual filing date

1989-12-04

(45)

Published

1997-04-10

(72)

Inventor

Kostrichkin Aleksandr Vladimirovich[Ru]Kotov Vjacheslav Dmitrievich[Ru]Kokorev Vladimir Aleksandrovich[Ru]Levinskij Nikolaj Nikolaevich[Ru]Kochetov Dmitrij Petrovich[Ua]Grishchenko Vladimir Konstantinovich[Ua]Barantsova Antonina Viktorovna[Ua]

(73)

Holder

Vserossijskij Nauchno-Issledovatel'Skij Institut Khimicheskoj TekhnologiiInstitut Khimii Vysokomolekuljarnykh Soedinenij An Ukrainy

PROCESS FOR PREPARING ELASTOMERS BASED ON OLIGOBUTADIENE DIHYDRAZONE OR OLIGOISOPRENE DIHYDRAZONE Russian patent published in 1997 - IPC

Abstract RU 2076878 C1

FIELD: manufacture of coatings, castings and sealants. SUBSTANCE: elastomer based on oligobutadiene dihydrazone or oligoisoprene dihydrazone and compounds containing isocyanate groups is hardened at 100-180 C in boiling water or steam for 40-120 min. Elastomer properties: rupture resistance is 4.4-25.2 MPa. EFFECT: more efficient preparation process. 1 tbl

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RU 2 076 878 C1

Authors

Kostrichkin Aleksandr Vladimirovich[Ru]

Kotov Vjacheslav Dmitrievich[Ru]

Kokorev Vladimir Aleksandrovich[Ru]

Levinskij Nikolaj Nikolaevich[Ru]

Kochetov Dmitrij Petrovich[Ua]

Grishchenko Vladimir Konstantinovich[Ua]

Barantsova Antonina Viktorovna[Ua]

Dates

1997-04-10—Published

1989-12-04—Filed

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