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|Molecular Weight:||166.17||Color (Pt-Co):||200# Max|
|Density (g/cm3 , 20℃):||1.21±0.05||Freezing Point (℃):||-15 Max|
Methyl tetrahydrophthalic anhydride-MTHPA LIQUID ANHYDRIDE HARDENER FACTORY QUALITY GUARANTEE CAS:11070-44-3
Chemical Name: Methyl tetrahydrophthalic anhydride(MTHPA)
Molecular formula: C9H10O3
Molecular weight: 166.17
CAS No.: 26590-20-5 11070-44-3
It has many excellent properties:
1. high purity
2. light color
3. low viscosity
4. good processing properties
5. low volatility
6. low toxicity
7. low solidifying point
8. durable at room temperature and so on.
Technical Data Sheet:
|Appearance||Slightly yellow transparent liquid, no impurity|
|Color (Pt-Co)||300# Max||200# Max|
|Density (g/cm3 , 20℃)||1.21±0.05|
|Freezing Point (℃)||-15 Max||0 Max|
|Viscosity (Pa.s, 25℃)||0.060 Max||0.045 Max||0.040 Max|
|Anhydride content||41.5% Min|
|Volatile matter (120℃)||2.00% Max|
|Free acid||0.50% Max|
Above are standard grades, anhydride mixtures and different isomer structures can be offered(Mixture of 3- and 4- Isomers)
WNY-1001: suitable for white encapsulation.
WNY-1002: suitable for moulding, pultrusion, interwining.
WNY-1008: suitable for pipelining.
MTHPA, Methyl tetrahydrophthalic anhydride, is a curing agent for Epoxy resins; used in epoxy paints and adhesives; MTHPA is also used in reinforced plastic application, for filament wound products (glass fiber reinforced plastics, pipelines for oilfield, poles and sport goods), printed circuit boards, laminated boards, switchgears.
Storage, Packing & Transportation:
220kg iron drum or 1150kg IBC or as per customer’s request. Storage period: at least 12 months.
To protect from fire and water during storage and transportation. Keep upright.