Raw Material White or Light Yellow Crystal Pyromellitic Dianhydride
China Raw Material White or Light Yellow Crystal Pyromellitic Dianhydride, Find details about China Pyromellitic Dianhydride, Crude Pmda from Raw Material White or Light Yellow Crystal Pyromellitic Dianhydride
Basic Info.
Model NO.
CAS No. 89-32-7
Colour
White or Light Yellow
Molecular Weight
218.12
Other Name
1 2 4 5-Benzenetetracarboxylic Dianhydride
Supply Capacity
100 Metric Tons /Month
Trademark
AQ
Transport Package
25kg/Bag or 25kg/Drum or as Your Requirements
Specification
98% min.
Origin
China
HS Code
2917399090
Model NO.
CAS No. 89-32-7
Colour
White or Light Yellow
Molecular Weight
218.12
Other Name
1 2 4 5-Benzenetetracarboxylic Dianhydride
Supply Capacity
100 Metric Tons /Month
Trademark
AQ
Transport Package
25kg/Bag or 25kg/Drum or as Your Requirements
Specification
98% min.
Origin
China
HS Code
2917399090
Product Desciption
98% White Or light yellow Crystal Crude Pyromellitic Dianhydride (PMDA)
PRODUCT
Product Name:Pyromellitic dianhydride; 1,2,4,5-Benzenetetracarboxylic dianhydride,PMDA
CAS No.:89-32-7
EINECS No.:201-898-9
Molecular Formula: C10H2O6
Molecular weight:218.12
Supply capacity:100 metric tons/month
STRUCTURAL FORMULA
SOLUBILITY
Soluble in dimethyl sulfoxide, dimethylformamide, acetone, methyl ethyl ketone, methyl
isobutyl ketone, ethyl acetate, insoluble in chloroform, ether and benzene.
TECHNICAL INDICATOR
| Item | Standard |
| Appearance | White or Light yellow Crystal |
| Assay | ≥98% |
| Melting Point | 282~286ºC |
This product is mainly used as a raw material for polyimide, a curing matting agent for
epoxy resin and a crosslinking agent for polyester resin.
Used in the manufacture of polyimide film, polyimide resin, powder coating matting agent,
advanced electrical insulation material.
Used in the manufacture of polyimide resin, high temperature resistant electrical insulating
varnish, PVC plasticizer, synthetic resin crosslinking agent and epoxy resin curing agent,
also used in the preparation of phthalocyanine blue dyes.
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