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Epoxy Curing Agent, DDM-70
Mat no.1000302
DDM-70
4,4'-MDA 70
Epoxy Curing Agent
Mixture of 4,4-MDA and polyamino polyphenyl Methylmethane
Product Details
Appearance: White or light yellow flake solid
Initial melting point, ℃≥ 60
4,4 '- MDA: 65-75%
The structural formula of its main components is:
The molecular weight is 198.26 and it is white or light yellow solid at room temperature.
DDM is an important chemical intermediate, which is mainly used for chain extender of polyurethane elastomer, epoxy resin curing agent, floor paint, battery adhesive, electronic potting adhesive, heavy-duty anti-corrosion coating, especially suitable for potting and pouring of large parts. The products have high crosslinking density and excellent performance. The above products synthesized by DDM have excellent mechanical properties, corrosion resistance, insulation, high temperature resistance, radiation resistance and wear resistance.
25kg / bag, 500kg / bag
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