ASPHALT CONCRETE MIX Russian patent published in 2012 - IPC C04B26/26 C08L95/00 

FIELD: chemistry.

SUBSTANCE: invention relates to compositions of asphalt concrete mixes and can be used for paving and bottoming roads, aerodromes, urban streets and squares, as well as repair thereof. The asphalt concrete mix contains mineral filler and modified asphalt binder, which is a mixture of asphalt with a product of reacting boric acid, diethanolamine and a mixture of plant oil fatty acids of the C₆-C₂₀ fraction with molar ratio of reactants equal to 1:3:(0.5-2.5), respectively, in amount of 0.5-2.0 wt %, with the following ratio of components of the asphalt concrete mix in wt %: modified asphalt binder 4.53-7.60, mineral filler - the balance.

EFFECT: improved physical and mechanical properties and fungus resistance of the obtained asphalt concrete mix.

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