China (Mainland)
Pyromellitic Dianhydride (PDMA) for producing polyimide resin CAS NO.89-32-7
- FOB Price: USD: 20.00-28.00 /Kilogram Get Latest Price
- Min.Order: 20 Kilogram
- Payment Terms: L/C,T/T,Other
- Available Specifications:
Industrial grade(20-100)KilogramIndustrial grade(101-300)KilogramIndustrial grade(300-600)Kilogram
- Product Details
Keywords
- 1,2,4,5-Benzenetetracarboxylic anhydride
- PDMA with 99.5% purity manufacturer in China
- Pyromellitic Dianhydride with high purity and best price
Quick Details
- ProName: Pyromellitic Dianhydride (PDMA) for pr...
- CasNo: 89-32-7
- Molecular Formula: C10H2O6
- Appearance: White or light yellow crystal granule
- Application: Polyimide resin and polyimide film are...
- DeliveryTime: 5-7 working days after advanced paymen...
- PackAge: 20-25kg fiber drum/bag; Special packag...
- Port: Wu Han port
- ProductionCapacity: 200 Metric Ton/Month
- Purity: 99.5%
- Storage: Stored in shaded, cool and dry places
- Transportation: Stored in shaded, cool and dry places....
- LimitNum: 20 Kilogram
- Grade: Industrial Grade
- Main content: 99.5%min
- Free acid: 0.5%max
- Apprance: White crystal granule
- Melting Point: 283.0～287 ℃
Superiority
Superiority:
Quality&Price&Delivery:
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High and reliable quality with factory directly;
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Competitive price in China market ;
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More than 12 years exporting experience;
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Stable supply capacity and prompt delivery; profeesional team to deal with it;
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Professional technical support; Strict quality control;
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Various payment terms and factoring business
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Local warehousing for small batch customers;
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Professional logistic support;
Service:
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Free sample can be available per your request before order;
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Special packing also can be available according to your requirement; photos available before shipment;
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Fast response,any inquiries or claims will be replied within 24 hours;
Details
Wuhan Xinru Chemical Industry Co.,Ltd founded in 2006, engaged in R&D, producing and marketing barium salts, sodium salts, fertilizer and medical intermediates.
We have several stock-holding factories, based on strong R&D ability, advanced production technology and experienced team; pluses international trade office in Wuhan, we can offer high and stable quality products with quick response and service.
Since 2006,we have already developed and established a very good relationship with different reputed customers in EU, Egypt, Canada, Korea, USA, Chile, Turkey, Thailand etc.Our products widely used in water purification,magnet material, rubber, ceramic,glass,painting, powder coating, plastic industry, pharmacy and so on.
OUR MISSION: satisfy customers needs ,serve wholeheartedly and sincerely.
OUR SERVICE: supply excellent quality product with competitive price and fast
shipment and timely delivery.
In the light of customer first, excellent quality, competitive price, good service, the principle of mutual benefit , to serve our new and old customers.
All we want is win-win busines.
Welcome to our company and warm welcome to inquiry me about all of our products, we will provide the competitive price for it.
We are sincerely responsible for the “Product quality and “After service.
Details of Pyromellitic Dianhydride:
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Product Name: |
Pyromellitic Dianhydride | |
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Synonyms: |
1,2,4,5-Benzenetetracarboxylic anhydride;Benzene-1,2,4,5-tetracarboxylic dianhydride; PMDA;
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CAS: |
89-32-7 |
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Molecular formula: |
C10H2O6 |
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Molecular weight: |
218.11900 |
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283-287 °C(lit.) |
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Boiling point |
397-400℃
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Density |
1,68 g/cm3 |
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Refractive index |
1.708 |
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380℃ |
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Solubility |
Slightly soluble in water, insoluble in ether, chloroform, soluble in ethanol, acetone, ethyl acetate. |
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Stability: |
hygroscopic |
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Fp |
176-178°C |
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Appearance and character |
White powder or acicular knot |
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Application:
1.Used as material for polyamide, polyimide film, polyimide resin, high temperature-resistant electrical insulating enamel as well as high temperature-resistant coatings;
2.Utilized as the curing agent of epoxy resin, the stabilizer of bakelite and the auxiliary agent of powder coating;
Analysis Specifications :
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Pyromellitic dianhydride(PDMA) Testing date:2019-02-18 |
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NO. |
ITEMS |
STANDARD |
RESULTS OF ANALYSIS |
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1 |
Purity |
≥99.5% |
99.91% |
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2 |
PMA% |
≤ 0.5 |
0.073 |
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3 |
Acid Value ( mgKOH/g) |
≥1010 |
1035 |
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4 |
Melting Point |
283～ 287℃ |
286.8℃ |
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5 |
Appearance |
White powder crystals |
White powder crystals |
Packing:
Net weight 20kg in aluminum foil bags filled with nitrogen gas, and then wrapped with paper bags; or Net weight 120kg in aluminum foil bags filled with nitrogen gas, and then wrapped in cardboard drum; or according to customers’requirements.
Storgae:
Stored in dry and airy places;
Products transport:
Loaded and unloaded gently to avoid damaging the package;
Stored and transported by laws and regulations about hazardous chemicals.
