METHOD OF PREPARING OF MICROPOROUS POLYURETHANE ELASTOMER Russian patent published in 1994 - IPC

Abstract RU 2010809 C1

FIELD: polymers. SUBSTANCE: method involves interaction of polyisocyanate excess with polyethylenebutylenediethylene glycol adipinate (mol. mass is 1800-25000) containing links of ethylene glycol, butylene glycol and diethylene glycol at mole ratio 1.0: 0.3-2.8: 0.2-1.8, respectively, following by addition of polyol in the presence of catalyst, emulsifier and water and heating. Prepared elastomer is used for making of shock absorbers. EFFECT: improved method of making. 1 tbl

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RU 2 010 809 C1

Authors

Krygin E.N.

Gommen R.A.

Okuneva A.G.

Sonina A.N.

Knjazev A.F.

Gus'Kov A.V.

Simonov V.F.

Novikov A.N.

Ljubavin V.I.

Dates

1994-04-15Published

1991-11-14Filed