Method for the preparation of a soil-penetrating bituminous emulsion of the kind having a continuous aqueous phase, a dispersed bituminous phase, and a cationic emulsifier for said bituminous phase, characterized in that a penetrating agent of said emulsion is introduced into said emulsion. soil which comprises a trivalent metal salt soluble in water, said trivalent metal salt being dissolved in said aqueous phase. (Machine-translation by Google Translate, not legally binding)
展开▼