BPDA 3,3',4,4'-Biphenyltetracarboxylic Dianhydride CAS 2420-87-3 C16H6O6

2420-87-3 3,3 ', 4,4' - biphenyltetracarboxylic anhydride; Biphenyl anhydride, BPDA electronic grade ≥ 99.0%; Industrial grade ≥ 98.0%

Chinese name: 3,3 ', 4,4' - biphenyltetracarboxylic anhydride

English name: 3,3 ', 4,4' - Biphenyltetracarboxylic diamond

Product testing: biphenyl anhydride, BPDA

CAS number: 2420-87-3

Molecular formula: C16H6O6

Molecular weight: 294.22

EINECS number: 219-342-9

Purity: Electronic grade ≥ 99.0%; Industrial grade ≥ 98.0%

Appearance: White powder

Application areas: Polyimide composite materials, PI films, PSPSI, etc.

Packaging specifications: 1kg/bag, 20kg/barrel

Polyimide monomer

1107-00-2 4,4 '- (hexafluoroisopropenyl) phthalic anhydride; Hexafluorodianhydride, 6FDA electronic grade ≥ 99.5%

341-58-24,4 '- diamino-2,2' - bis trifluoromethyl biphenyl; TFDB/TFMB electronic grade ≥ 99.0%; Industrial grade ≥ 98.0%

69563-88-8 2,2-bis [4- (4-aminooxy) phenyl] hexafluoropropane; HFBAPP electronic grade ≥ 99.0%; Industrial grade ≥ 98.0%

2421-28-5/3,3 ', 4,4' - Diphenylketone tetraacetic anhydride; Ketone anhydride, BTDA electronic grade ≥ 99.0%

1823-59-2 4,4 '- Diphenylethertetracarboxylic anhydride; etheranhydride, ODPA electronic grade ≥ 99.0%; Industrial grade ≥ 98.0%

To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.

Company Profile

Chemfine established in 2003 at Jiangsu province of China. Join Alibaba platform at 2005, up to now, we already have 15 years experience online trading. In 2020, Chemfine join the SKA (Super KeyAccount) on alibaba, to provide better service for customer. Over the years, we win thousands of customers favor, Annual export grown to $30 million by our efforts.

FAQ

1. who are we?
We are based in Jiangsu, China, start from 2003,sell to Eastern Asia(64.00%),North America(13.00%),Southern Europe(12.00%),Western Europe(6.00%),Southeast Asia(2.00%),South America(00.00%),Eastern Europe(00.00%),Domestic Market(00.00%). There are total about 11-50 people in our office.
 

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
 

3. what can you buy from us?
Antioxidants / Thickener / Colorant / Enzyme / Film Agent / Leaving Agent / Preservative / Sweetener / Acidity / Fine Chemicals
 

4. why should you buy from us not from other suppliers?
Chemfine established in 2003 at Jiangsu province of China. Join Alibaba platform at 2005, up to now, we already have 15 years experience online trading. In 2020, Chemfine join the SKA (Super KeyAccount) on alibaba, to provide better service for customer
 

5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,CPT,DDP,DDU,Express Delivery；
Accepted Payment Currency:USD,EUR,JPY,GBP,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Escrow;
Language Spoken:English,Chinese,Japanese,Russian