Polyphosphate modifier for warm asphalt applications

Details Polyphosphate modifier for warm asphalt applications Polyphosphate modifier for warm asphalt applications

C - Chemistry, Metallurgy

08

L

C08L 95/00 (2006.01) C08K 3/32 (2006.01) C08K 9/08 (2006.01) E01C 5/12 (2006.01)

Patent

CA 2704982

The present invention is directed to an 'warm' asphalt paving composition that contains an modified asphalt binder and aggregate, wherein the asphalt binder is modified, at least in part, by the addition of a hydrated phosphate modifier to the as-phalt.

Linvention concerne une composition de pavement en asphalte « chaud » qui contient un liant dasphalte modifié et un agrégat, le liant dasphalte étant modifié, au moins en partie, par laddition dun modificateur de polyphosphate hydraté à lasphalte.

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