We will continue to overcome more technological difficulties and form a number of core technologies and key technology CAS 123 76 2, 4 4 Oxydianiline, isocyanuric acid powder .We aim to find out high quality disfigurement in the generation and provide the most effective services to domestic and abroad clients wholeheartedly for Sublimation ODA. The company is engaged in product research, development, manufacturing, sales and service. We have many years of experience, always adhere to the technology, service oriented business philosophy, and constantly meet customer needs. Targeted salary system is very important for the company to establish a high standard corporate culture. Our company actively adopts the modern enterprise management mode, strictly controls every link in production, constantly improves the function and performance of products, constantly improves the quality of employees, and constantly expands and improves the sales network and service network. Our company always takes quality and reputation as the foundation of factory management, takes reasonable sales price as the principle and exquisite technology, and is highly praised by customers all over the world. Our company specializes in exporting premium quality products to global markets. Companies adhering to the customer-centric, people-oriented, quality as the premise, and constantly forge ahead. We adhere to the market orientation, strive to make first-class products and first-class services, and constantly improve customer satisfaction is our goal.
  • 4,4 Diaminodiphenyl Ether
    4,4'-Diaminodiphenyl Ether, also known as ODA (4,4'-Diaminodiphenyl Ether), is an important organic compound with the formula C12H12N2O and a molecular weight of 200.24.
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  • Pyromellitic Dianhydride
    Pyromellitic Dianhydride (CAS 89-32-7),We offer two grades of content: 98% and 99.5% .99.5% grade is the primary product for exporting. It is mainly used as a monomer for the synthesis of polyimide
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  • Cyanuric Acid
    Cyanuric acid (CAS 108-80-5), is also known as Isocyanuric acid and tricyanuric acid, it is white crystal that precipitates from water and contains two molecules of water of crystallization. It has a
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  • 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 in
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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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  • Toluene Diisocyanate
    Toluene Diisocyanate (TDI 80/20) (CAS 26471-62-5) is a mixture of 80% 2,4-toluene diisocyanate (CAS: 584-84-9) and 20% 2,6-toluene diisocyanate(CAS: 91-08-7). It is used in the production of flexible
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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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  • 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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  • Pyromellitic Acid
    Pyromellitic 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 for
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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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  • Levulinic Acid
    Levulinic acid (CAS 123-76-2), with a purity of 99.0% min, is also known as fructosic acid. This product is primarily used as a raw material in the manufacture of resins, medicines, fragrances, and
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Crystallization and Purification of 4,4′-Diaminodiphenyl …...

Mar 12, 2020 · ODA, which contained impurities, was sublimated and anti-solvent (ethanol)-crystallized in N-dimethylformamide (DMF). Fourier transform infrared (FTIR) results revealed that the...

Revealing the High-Modulus Mechanism of Polyimide Films …...

Sep 18, 2021 · According to the results, the experimental modulus of the synthesized PIs, in descending order, is PMDA/3,4′-ODA (3.00 GPa) > BPDA/3,4′-ODA (2.80 GPa) > BPDA/4,4′...

Solved You may want to reference (ODA 466-46D Section 12.6...

The heat of sublimation for carbon dioxide is 32.3k/mol. Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on....

The study on imidization degree of polyamic acid in solution and ......

Oct 4, 2007 · Pyromellitic dianhydride (PMDA) and 4,4′-oxydianiline (ODA) were supplied by Synthetic Resin Research Institute, Shanghai, China. PMDA was purified by sublimation and...

Synthesis and properties of polyimides derived from isomeric ......

Sep 1, 2000 · p-Phenylenediamine (PDA) and m-phenylenediamine (MDA, both from Wako Chemicals) were purified by sublimation. 4,4′-Oxydianiline (ODA, from Mitsui Chemicals), 2,2′...

(PDF) Revealing the High-Modulus Mechanism of …...

Sep 18, 2021 · The results indicate that PIs with 3,4-ODA have higher internal rotation energy and smaller deformation with the same stress, consistent with the high modulus....

In the spirit of being highly responsible for consumers, all crown ether for drug delivery, EINECS 202 977 0 we produce and sell implement a third-party inspection system, and all jewelry has been tested by inspection agencies. As one of the leading Sublimation ODA manufacturers and suppliers in China, we warmly welcome you to buy high purity Sublimation ODA made in China here from our factory. All chemical products are with high quality and competitive price.
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