is the emulsified asphalt in which the asphalt globules
are electronegatively charged. Common grades of anionic asphalt are: RS
asphalt — anionic rapid-setting emulsified asphalt; MS asphalt — anionic
medium-setting emulsified asphalt; SS asphalt — anionic slow-setting
emulsified asphalt.
Also see
emulsified cationic asphalt.