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2 131 896

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C1

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IPC

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Application

97113986/04, 1997-07-31

(22)

Actual filing date

1997-07-31

(45)

Published

1999-06-20

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Inventor

Kemalov A.F.Fakhrutdinov R.Z.Ganieva T.F.Dijarov I.N.Ibragimov R.A.Shafikov R.Kh.Lutfullin R.A.Dubkova F.G.Abzalin Z.A.Kurochkin L.M.Gil'Mutdinov N.R.

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennost'Ju

BINDING AGENT FOR ROAD BUILDING AND METHOD OF ITS PRODUCING Russian patent published in 1999 - IPC

Abstract RU 2131896 C1

FIELD: road-building materials. SUBSTANCE: binding agent for road building has bitumen and resin obtained in dimethylformamide regeneration. Binding agent has additionally a copolymer of ethylene with propylene or a copolymer of ethylene with propylene and diene or copolymer of ethylene with vinyl acetate. Solvent - the spent motor oil or heavy gas oil, or transformer oil, or black solar oil from bitumen production and lignin taken at the definite ratio of components. Invention can be used in road and airdrome building. EFFECT: simplified method of administration of additions to bitumen, decreased fragility point, increased adhesion and elasticity of the binding agent. 3 cl, 1 tbl, 7 ex

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RU 2 131 896 C1

Authors

Kemalov A.F.

Fakhrutdinov R.Z.

Ganieva T.F.

Dijarov I.N.

Ibragimov R.A.

Shafikov R.Kh.

Lutfullin R.A.

Dubkova F.G.

Abzalin Z.A.

Kurochkin L.M.

Gil'Mutdinov N.R.

Dates

1999-06-20—Published

1997-07-31—Filed

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