BITUMEN COMPOSITION Russian patent published in 1998 - IPC

Abstract RU 2120951 C1

FIELD: polymer processing. SUBSTANCE: composition has bitumen, ethylenepropylene(diene) rubber, polyolefin and plasticizing agent - extract of selective treatment of petroleum oily fractions at kinematic viscosity 35-40 mm²/s at 100 C and density 0.96-0.98 g/sm² at 20 C at the following ratio of components, mas. p.: bitumen, 70000-97000; ethylenepropylene(diene) rubber, 0.480-11.760; polyolefin, 0.012-2.400; and plasticizing agent, 1.800-24.000. Composition can be used for road coating making. EFFECT: increased stretchability and elasticity of coatings. 3 cl, 2 tbl, 7 ex

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RU 2 120 951 C1

Authors

Pozdnjaeva L.V.

Masagutova L.V.

Levitskij M.B.

Kretov V.A.

Dates

1998-10-27—Published

1997-10-22—Filed