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Nadic anhydride, Carbic anhydride


Nadic anhydride, Carbic anhydride

Product Name: Nadic anhydride, Carbic anhydride
Synonyms: 5-Norbornene-2,3-dicarboxylic anhydride, 3,6-Endomethylene-1,2,3,6-tetrahydrophthalic anhydride
CAS No: 826-62-0
Molecular Formula: C9H8O3
Structural Formula:

Formula Weight: 164.16
Specific gravity: 1.417.
Properties: Soluble in benzene, toluene, acetone and chloroform, etc. Sensitive to moisture.

1. Used for unsaturated polyester resin to impart better air drying performance, heat resistance, smoothness, electrical property, corrosion resistance and mechanical strength than phthalic anhydride and THPA.
2. Used as curing agents for epoxy resin in casting, laminating and powder moulding and etc. to provide good chemical, heat resistance and electrical property.
3. Used as modifying agents for alkyd resin, urea formaldehyde resin and melamine resin.
4. Used in insecticides, sulfuration regulators, plasticisers, surfactants, textile tiding up penetrants and etc.

Cautions: Store in cool, dry places and keep away from fire and moisture.
Appearance      white crystal
Purity               ≥99%
Melting Point    162-165℃
Chromaticity     ≤90# (APHA)         



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