BINDING AGENT FOR COLOURED ASPHALT CONCRETES Russian patent published in 2015 - IPC C08L95/00 C08J11/04 C04B26/26 

FIELD: chemistry.

SUBSTANCE: binding agent for coloured asphalt concretes includes petroleum resin, industrial oil, synthetic polybutadiene rubber and additionally contains secondary polymer, representing mixture of low-density polyethane, particles of aluminium foil and polyethylene with active functional groups. Ratio of components is as follows, wt %: petroleum resin - 45-55, industrial oil - 34-42, synthetic rubber - 3.8-6, secondary polymer - 7.

EFFECT: creation of binding agent for coloured asphalt concretes, providing increased colour brightness and durability of asphalt concrete coating.

2 tbl, 6 ex