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2 047 578

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IPC

(21) (22)

Application

4944206/33, 1991-06-13

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Actual filing date

1991-06-13

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Published

1995-11-10

(72)

Inventor

Babaev V.I.Vinokurova T.I.Ovanesova V.I.Chistjakov B.E.Korolev I.V.Safronova A.B.Bezgodkova E.V.Zinchenko V.F.Solomentsev A.B.Voronin Ju.L.Shukhov V.I.Babaev B.V.Voloshin V.S.Maljutin S.A.

(73)

Holder

Nauchno-Proizvodstvennoe Ob"EdinenieAktsionernoe Obshchestvo

ASPHALT CONCRETE MIXTURE Russian patent published in 1995 - IPC

Abstract RU 2047578 C1

FIELD: building industry. SUBSTANCE: asphalt concrete mixture has modified bitumen binder 5.66-7.40 wt.-% and mineral filler the rest. Modified bitumen binder has bitumen mixture with 1.5-3 wt.-% addition obtained by condensation of higher fatty acids or their vat residues with technical triethanolamine at 140-180 C at the ratio 4-7:1. Technical triethanolamine has the following composition, monoethanolamine 2-10; diethanolamine 20-60; triethanolamine 30-60. Compression strength is 20.2-41.3 and 11.8-15.4 MPa at 20 C and 50 C, respectively, water resistance coefficient is 1.07-1.15. Mixture is used for car road, airdrome coating. EFFECT: enhanced quality of mixture. 2 tbl

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RU 2 047 578 C1

Authors

Babaev V.I.

Vinokurova T.I.

Ovanesova V.I.

Chistjakov B.E.

Korolev I.V.

Safronova A.B.

Bezgodkova E.V.

Zinchenko V.F.

Solomentsev A.B.

Voronin Ju.L.

Shukhov V.I.

Babaev B.V.

Voloshin V.S.

Maljutin S.A.

Dates

1995-11-10—Published

1991-06-13—Filed