With advanced technology in the field and strict quality control system, we ensure the excellent performance and outstanding quality of our 4 4 1 3 PHENEDIOXY DIANILINE, EINECS 219 342 9, C18H16N2O2 .We have a scientific and standardized management model and a strict and effective quality assurance system, adhere to the "diligence, rigorous, pragmatic and innovative" work style, and concentrate on the development, production and application of high-quality CAS 2420 87 3. We invite talents from all parties to join our big family to inject new impetus into the company's development. Our team is dedicated to building trust with our customers through our actions and communication. We always adhere to the concept of 'quality is life, customer is God'. Our products have won many honorary titles. In line with the enterprise development spirit of 'design first, keep improving', we will further strengthen management. Nowadays, with the increasingly fierce market competition, customer demand for products is increasingly showing a trend of diversification and individualization. Our skilled workforce is committed to delivering products that meet or exceed our customers' expectations. Our factory puts forward the slogan of "excellent quality, pragmatic innovation", and strives to improve the quality of the enterprise itself. We warmly welcome new and old customers at home and abroad to visit us, call us to discuss business, customize products, and establish long-term friendly cooperative relations with us to seek common development. We will strive to create a safe working environment and a healthy public environment for our employees.
  • 3,3’,4,4’-Biphenyl Tetracarboxylic Diandhydride
    3,3 ',4,4 '-Biphenyl tetracarboxylic diandhydride, also known as BPDA, CAS 2420-87-3, molecular formula C16H6O6, used in the production of polyimide products and composites, pharmaceutical
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  • N,N-Methylenebisacrylamide
    N,N'-Methylenebisacrylamide (MBA) (CAS 110-26-9) ,is also known as methylene bis-acrylamide.It is white powder,odorless,minimal hygroscopicity.It is easy to self-crosslink in case of high
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  • 99.8% Recrystallization 4,4’-OXYDIANILINE
    4,4'-Oxydianiline, is also known as 4,4'-ODA and 4,4'-Diaminodiphenylether, due to its structure containing two active amine groups, it can efficiently react with acid anhydrides to form stable imide
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  • 99.5% Recrystallization PMDA
    Pyromellitic Dianhydride (PMDA), due to its rigid benzene ring structure and the highly reactive anhydride groups, can effectively participate in polymerization reactions to form stable imide bonds.
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  • Polyester Polyols For Polyurethanes
    Polyester polyols are an important material for the manufacture of polyurethane hard foam insulation, soft foam, adhesives, elastomers, paints, inks, sealants, leather resins, shoe resins, TPU, and
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  • Polyether Polyols For Polyurethanes
    Polyether polyols (PPG)are a class of macromolecular compounds formed by alkali-catalyzed polymerization of ethylene oxide, propylene oxide, or other epoxides.
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  • Polymeric MDI
    Poly[methylene(polyphenyl) isocyanate] is a diisocyanate-diphenylmethane(MDI)-based composition containing some higher functionality isocyanates. The functionality is about 2.6-2.7. It is a brown
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  • 1,3-Bis(4-aMinophenoxy)benzene
    1, 3-bis (4-aMinophenoxy)benzene, TPE-R, CAS 2479-46-1, molecular formula C18H16N2O2, molecular weight 292.3318. It is a kind of chemical intermediate, containing two ether bonds and three benzene
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  • Diphenylmethane
    Diphenylmethane (CAS 101-81-5), with a purity of 99.0% minimum, has aromatic properties and serves as an important intermediate in organic synthesis. It and its derivatives are widely used in various
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  • 2-Nitropropane
    2-Nitropropane also known as dimethylnitromethane or isonitropropane is a colourless, oily liquid with a mild and sweet odour. It is flammable and soluble in water. It is also soluble in many organic
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  • Phthalic Anhydride
    Phthalic anhydride (CAS 85-44-9), purity 99.5%. We can provide both OX-BASE PA and NP-BASE PA. Our OX-BASE PA exceeds the national standard for superior grade.
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  • Fumaric Acid
    Fumaric acid (CAS 110-17-8). We can provide industrial grade, feed grade, and food grade. Feed and food grades are white crystalline powders that are non-adhesive, have good fluidity, and possess an
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2420-87-3 | CAS DataBase - ChemicalBook...

3,3′,4,4′-Biphenyltetracarboxylic dianhydride (s-BPDA,2420-87-3) is a rigid symmetric polyamide with a diamine having a long distance between amine groups and reactive endgaps....

Cas 2420-87-3,3,3',4,4'-Biphenyltetracarboxylic dianhydride...

Lookchem Provide Cas No.2420-87-3 Basic information: Properties,Safety Data,Sds and Other Datebase. We also Provide Trading Suppliers & Manufacture for 2420-87-3 3,3',4,4'-Biphenyltetracarboxylic...

S BPDA | CAS 2420-87-3 | Tsaker...

Chemical name: 3,3',4,4'-Biphenyltetracarboxylic dianhydride. CAS No.: 2420-87-3. MF: C 16 H 6 O 6. MW: 294.2. Chemical Structure. Technical indicators. s-BPDA or biphenyl tetracarboxylic acid...

4,4'-Biphthalic Anhydride 2420-87-3 | Tokyo Chemical Industry …...

It is 4-5 alphanumeric characters before the hyphen. In particular, please check O (letter) or 0 (number) and I (letter) or 1 (number). • If your information is correct and you are still not able to...

3,3',4,4'-Biphenyltetracarboxylic dianhydride | 2420-87 …...

Dec 18, 2024 · 3,3',4,4'-Biphenyltetracarboxylic dianhydride | 2420-87-3 - chemical and physical properties, structure, melting point, boiling point, density, molecular formula, molecular weight,...

CAS: 2420-87-3 - 3,3′,4,4′-Biphenyltetracarboxylic dianhydride...

Apr 2, 2010 · 2420-87-3: 1,1′-Biphenyl-3,3′,4,4′-tetracarboxylic acid dianhydride, 1,1′-Biphenyl-3,3′,4,4′-tetracarboxylic dianhydride, 2,3,3',4-Biphenyl ......

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