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Methylhexahydrophthalic anhydride


Methylhexahydrophthalic anhydride

Name: Methylhexahydrophthalic anhydride, MHHPA,
Synonyms:Methyl-1,2-cyclohexanedicarboxylic anhydride, mixture of isomers.
CAS No: 25550-51-0
Molecular Formula: C9H12O3
Structural Formula:

Formula Weight: 168.19
Specific Gravity: 1.162.
Properties: Soluble in benzene, acetone and etc. Sensitive to moisture.

Application: MHHPA is a curing agent for epoxy resin mainly used in electric and electronics field. With the many advantages, e.g. low melting point, low viscosity of the resin system; long pot life, high heat-resistance of the cured material and excellent electrical properties at high temperature. MHHPA is widely used in impregnating electrical coils, casting electricity components and sealing semiconductors, e.g. outdoor insulators, capacitors, light emitting diodes and digital displays.
Package: Packed in 25 kg plastic drums or 220kg iron drums.
Cautions: Store in cool, dry places and keep away from fire and moisture.

Appearance          Colorless liquid
Iodine Value          ≤1.0
Viscosity ( 25℃)   50-70mPa·s
Free Acid              ≤1.0 %
Freezing Point       ≤-15℃



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