The water based repair adhesive has the advanta ges of safety,environmental protection and rapid curing at room temperature(dry within 48 hours).It is used to repair adhesive gaps in the coating workshop of automobile manufacturers,achieving anti-corrosion and stone impact resistance.Different types of lotion and their proportions have a great impact on the adhesion.By adjusting the types and proportions of lotion in the water-based repair adhesive,the adhesion of water-based repair adhesive to electrophoretic paint can be improved,and the required performance of the product can be met under the condition of curing at room temperature.