We take it as our mission to become an excellent national brand. Through continuous development, we will surely become an internationally competitive Pyromellitic dianhydride PMDA, 99 5 PMDA for PET, bpda chemical manufacturer and brand operator.Over the past ten years, the company has been struggling with hardships and hardships, and has transformed from an unknown township enterprise into a modern 4 4 Biphthalic dianhydride company that has begun to take shape. Our team is comprised of experts in their respective fields and dedicated to excellence. We are constantly looking for ways to improve our business and provide even better products and services to our customers. Our team spirit is that individual ability determines the foundation and teamwork determines development. Under the leadership of the company, the overall strength has been improved, and it is facing the challenges of the market with a new posture and a new image. With years of experience in international trade, our team is dedicated to providing the best service to our customers. Our team is dedicated to providing superior quality, reliability, and prompt delivery.
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![3,3’,4,4’-Biphenyl Tetracarboxylic Diandhydride]()
3,3’,4,4’-Biphenyl Tetracarboxylic Diandhydride3,3 ',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, pharmaceuticalread more -
![N-Methylol Acrylamide]()
N-Methylol AcrylamideN-Methylol Acrylamide (CAS:924-42-5) is also known as N-(Hydroxymethyl)acrylamide,It is white crystals,it is soluble in water and hydrophilic solvents,soluble in fatty acid lipids,almost insolubleread more -
![Acrylamide Crystal 98%]()
Acrylamide Crystal 98%Acrylamide Crystal 98% (CAS 79-06-1 ), also known as AM, the molecule of it has two active centers,both weak acidic and weak alkaline, so it is easy to self-polymerize.It is soluble inread more -
![99.8% Recrystallization 4,4’-OXYDIANILINE]()
99.8% Recrystallization 4,4’-OXYDIANILINE4,4'-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 imideread more -
![99.5% Recrystallization PMDA]()
99.5% Recrystallization PMDAPyromellitic 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.read more -
![Polymeric MDI]()
Polymeric MDIPoly[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 brownread more -
![1,3-Bis(4-aMinophenoxy)benzene]()
1,3-Bis(4-aMinophenoxy)benzene1, 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 benzeneread more -
![Diphenylmethane]()
DiphenylmethaneDiphenylmethane (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 variousread more -
![2-Nitropropane]()
2-Nitropropane2-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 organicread more -
![Maleic Anhydride]()
Maleic AnhydrideMaleic anhydride (CAS 108-31-6), Purity 99.%min, we can supply Reach certificate.In stock.read more -
![Phthalic Anhydride]()
Phthalic AnhydridePhthalic 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.read more -
![Pyromellitic Acid]()
Pyromellitic AcidPyromellitic acid (CAS 89-05-4), Purity 99.0% min. It is obtained by hydrolyzing the crude pyromellitic dianhydride and it is the main raw material used in the production of the curing agent B68 forread more
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4,4'-Biphthalic anhydride (CAS 2420-87-3) - Cheméo...
Feb 4, 2010 · Chemical and physical properties of 4,4'-Biphthalic anhydride....
4,4'-Biphthalic Anhydride 98.0+%, TCI America™...
TCI America™-4,4'-Biphthalic Anhydride 98.0+% Shop 4,4'-Biphthalic Anhydride 98.0+%, TCI America™ at Fishersci.com Test. Back to Help Desk Admin...
4,4'-Biphthalic anhydride - NIST Chemistry WebBook...
Feb 4, 2010 · Use this link for bookmarking this species for future reference. The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the...
4,4'-Biphthalic Anhydride 2420-87-3 | TCI AMERICA...
4,4'-Biphthalic Anhydride (purified by sublimation) Product # B4262: CAS RN: 2420-87-3: Purity / Analysis Method: >98.0%(HPLC) ... Naphthalene-1,4,5,8-tetracarboxylic Dianhydride. Product...
4,4'-Biphthalic anhydride - NIST Chemistry WebBook...
Feb 4, 2010 · Other names: [5,5'-Biisobenzofuran]-1,1',3,3'-tetrone; 3,3',4,4'-Biphenyltetracarboxylic acid dianhydride; 4,4'-biphthalic dianhydride Permanent link for this species. Use this link for...
4,4'-Biphthalic Anhydride 2420-87-3 | Tokyo Chemical Industry …...
Poly (ester imide)s Possessing Low Coefficients of Thermal Expansion and Low Water Absorption (V). Effects of Ester-linked Diamines with Different Lengths and Substituents. • Please Check...
Our products are greatly acknowledged and reliable by users and may fulfill repeatedly shifting financial and social wants for long lasting quaternary ammonium, Polyol R 245, propylene glycol alcohol . As one of the leading 4 4 Biphthalic dianhydride manufacturers and suppliers in China, we warmly welcome you to buy high purity 4 4 Biphthalic dianhydride made in China here from our factory. All chemical products are with high quality and competitive price.
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