The technique of give mix way of anionic emulsifiers is used to emulsify t he crude asphalt with Lan No.3 anionic emulsifiers.

• 利用预混法阴离子乳化沥青技术，用兰3号阴离子乳化剂对原沥青进行乳化处理，所得乳化沥青的各项性能指标均合格；