THERMOPLASTIC FOR MARKING AUTOMOBILE ROADS AND AERODROMES Russian patent published in 2010 - IPC C09D167/02 E01F9/04 

FIELD: chemistry.

SUBSTANCE: thermoplastic for marking automobile roads and aerodromes contains polyester resin with melting point of 70-85°C and acid number 35-40 mg KOH/g, obtained based on phthalic anhydride and glycerin in amount of 20-30 wt %, rutile titanium dioxide in amount of 3-10 wt %, white quartz sand 21-37 wt %, glass microspheres in amount of 4-24 wt %, Laprol 3003 - polyether with molecular weight of 3000 based on propylene and ethylene oxides in amount of 1-10 wt % and 10-30 wt % crushed marble.

EFFECT: thermoplastic is characterised by high wear resistance, does not cause skidding, dries fast when deposited on the road surface, has good adhesion to the road surface and can be used in different climatic regions under the temperature of -40°C - +40°C.

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