The DDM-1 curing agent contains a mixture of salicylic acid, diaminodiphenylmethane and some polyamino-polyphenylmethane.

The structural formula is as follows:

DDM-1, as the liquid DDM containing 8%-10% salicylic acid, saves the process of adding additional promoter and heating and melting in the actual application process, greatly facilitating the downstream use.Customers can add solvent dilution directly for use, or with other curing agents.The product is widely used in preparing curing agent and electronic sealing adhesive for epoxy floor.

Typical Properties

Appearance: red/dark red liquid or semisolid

Viscosity (40℃) : 1000-2000mpas

Mixed MDA content, %(A/A) ≥40%

Package:  200kg/Galvanizing drum net weight

Warehouse and Storage:: Products should be dry, ventilated and protected from light. It is strictly forbidden to be heated to prevent oxidation. Leakage, sun and rain are strictly prohibited during transportation.

Shelf life: Under the prescribed storage conditions, the shelf life is 12 months. The shelf life exceed the time limit can still be used after the inspection in accordance with this technical index.