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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
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Cyanuric AcidCyanuric 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 aread more
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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
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Acrylamide SolutionAcrylamide aqueous solution is a solution containing acrylamide,It is generally obtained by directly dissolving acrylamide in an aqueous solution.read more
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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
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Polyether Polyols For PolyurethanesPolyether polyols (PPG)are a class of macromolecular compounds formed by alkali-catalyzed polymerization of ethylene oxide, propylene oxide, or other epoxides.read more
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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
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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
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2-amino-2-methyl-1-propanol2-amino-2-methyl-1-propanol (AMP):is a high-performance additive and organic synthetic raw material that can be applied in electronics, new energy, cos-metics, coatings and inks, metal cutting,read more
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Trimellitic AnhydrideTrimellitic Anhydride (CAS 552-30-7), Purity 97% min, is a white, flaky solid and primarily used to produce the PVC plasticizer dioctyl trimeric acid (TOTM).read more
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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
Jul 23, 2014 · (b) Condensation of the extended dianhydride, pyromellitic dianhydride (PMDA) and the extended triamine tris (4-aminophenyl)amine (TAPA) gives a 2D crystalline polyimide COF...
Apr 19, 2021 · New, water soluble, polyampholyte CD polymer was prepared by crosslinking amino-β-cyclodextrin with pyromellitic dianhydride. The 1 H NMR and ESI-MS studies...
Apr 19, 2021 · New water soluble amino β-cyclodextrin-based polymer was synthesized by reaction between amino cyclodextrin derivatives and pyromellitic anhydride....
Jul 10, 1995 · Pyromellitic dianhydride (PMDA) has been deposited on an amino-terminated surface, which was prepared by chemical vapor deposition of 4,4'-diaminodiphenyldisulfide (DAPS) on Cu(100)....
Feb 28, 2023 · The β-cyclodextrin polymer (PβCD) cross-linked with pyromellitic dianhydride (PD) and functionalized with an amino group (PAβCD) was introduced into a matrix made of sodium...
New, water soluble, polyampholyte CD polymer was prepared by crosslinking amino-β-cyclodextrin with pyromellitic dianhydride. The 1 H NMR and ESI-MS studies confirmed the...
