FIELD: chemistry.
SUBSTANCE: invention relates to road construction and repair, and can be used in making coating layers. The dense organomineeral mixture contains mineral material - granite macadam, grinding screenings, mineral powder, cement, basalt fibre and class 3 slow-decomposing cationic bitumen emulsion, which contains bitumen BND 90/130, cationic emulsifying agent KADEM-VT, stabilising additive OXYPAV-A.30, water, with the following ratio of components, wt %: mineral material 87.00 - 92.00, cement 1,50 - 2,35, basalt fibre 0.20 - 0.55, bitumen BND 90/130 3.40-5.50, cationic emulsifying agent KADEM-VT 0.40 - 0.50, stabilising additive OXYPAV-A.30 0.20 - 0.40, water 2.30 - 3.70.
EFFECT: high quality of road surfaces owing to improved strength characteristics at 20 and 50°C, and high water resistance.
1 ex, 8 tbl
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RU2559508C1 |
Authors
Dates
2012-04-10—Published
2010-10-20—Filed