1, 2, 4, 5- Benzenetetracarboxylic Dianhydride Raw Material of Polyimide Pyromellitic Dianhydride

Model NO.
AQ-jinggan03
Colour
White
Molecular Weight
218.12
Partical Size
80-150 Um
Supply Capacity
100 Metric Tons/Month
Transport Package
25kg/Drum or 135kg/Drum with Pallets
Specification
95%min
Trademark
AQ
Origin
China
HS Code
2917399090
Production Capacity
1000 Metric Tons/Year
Reference Price
$ 5.78 - 6.43
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Product Description

High purity white crystal Pyromellitic dainhydride(PMDA) for polyimide
1, 2, 4, 5-Benzenetetracarboxylic Dianhydride Raw Material of Polyimide Pyromellitic Dianhydride

1, 2, 4, 5-Benzenetetracarboxylic Dianhydride Raw Material of Polyimide Pyromellitic Dianhydride

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

1, 2, 4, 5-Benzenetetracarboxylic Dianhydride Raw Material of Polyimide Pyromellitic Dianhydride
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 crystalline powder
Assay ≥ 99.8%
Melting Point 286~288 ºC
Free acid content ≤ 0.5%



1, 2, 4, 5-Benzenetetracarboxylic Dianhydride Raw Material of Polyimide Pyromellitic Dianhydride

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.

1, 2, 4, 5-Benzenetetracarboxylic Dianhydride Raw Material of Polyimide Pyromellitic Dianhydride


1, 2, 4, 5-Benzenetetracarboxylic Dianhydride Raw Material of Polyimide Pyromellitic Dianhydride

1, 2, 4, 5-Benzenetetracarboxylic Dianhydride Raw Material of Polyimide Pyromellitic Dianhydride
1, 2, 4, 5-Benzenetetracarboxylic Dianhydride Raw Material of Polyimide Pyromellitic Dianhydride


















 

 

Organic Intermediate