Asphalt emulsion, cold mix containing it and process for surface treatment.

摘要

The invention relates to a bitumen emulsion for the production of a cold mix or coatings for streets or paths having a bitumen content and a flux component and, where appropriate, aggregates, adhesive agents, agents and the like. emulsifiers, drying agents, elastomers, crosslinking materials and the like, the flux component being a vegetable oil such as rapeseed oil or a derivative thereof. BR/ According to the invention, 50 to 99% by weight of bitumen is provided and, as a flow component, 1 to 50% by weight of a vegetable oil such as rapeseed oil or an oil derivative. of rapeseed as its fatty acid part or a mixture of fatty acids, a transesterification product such as rapeseed methyl ester or a derivative of alkyd resin of rapeseed oil and emulsified this phase of the binding agent in an aqueous phase. BR/ The invention is particularly applicable to the construction of roads, roads and embankments.