Chenhua D-400 polyetheramine is characterized by repeating units in the backbone. As shown by the representative structure, Chenhua D-400 polyetheramine is a difunctional, primary amine with average molecular weight of about 400.The primary amine groups are located on secondadry carbon atoms at the end of the aliphatic polyether chains.
Physical properties:
Appearance: Colorless to pale yellow with slight haze
Color, Pt-Co: ≤100
Total acetyl, m mog/g:4.20-4.90
Total amine, m mog/g:4.10-4.70
Water(%):≤0.25
Applications:
Chenhua D-400 polyoxypropylenediamine undergoes reactions typical of primary amines.As an epoxy curing agent,Chenhua D-400 amines leads to tough, clear, flexible, impact-resistant coatings,castings,and adhesives. In many cases,Chenhua D-400 amine is used in conjunction with other curing agents,conjunction with other curing agents, contributing flexibility to the finished product.As for nonepoxy applications Chenhua D-400 Aming finds use in polyurethane RIM, thermoplastic polyamide adhesives and ,as salts, in cutting fluids and fire retardants.
