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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
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Pyromellitic DianhydridePyromellitic 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 polyimideread 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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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
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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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Polyester Polyols For PolyurethanesPolyester 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, andread more
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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
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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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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
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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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Maleic AnhydrideMaleic anhydride (CAS 108-31-6), Purity 99.%min, we can supply Reach certificate.In stock.read more
20 rows · Phthalic anhydride (PA) is the dominant saturated dibasic acid used in the manufacture of ......
Acid Anhydrides. Acid anhydrides are used in a variety of chemical processes but particularly in epoxy resins. Phthalic anhydride and maleic anhydride are commonly used in paints, varnishes...
A) Phthalic acid anhydride may be irritating to the eyes, skin, and mucous membranes. Signs and symptoms of exposure may include: lacrimation, conjunctivitis, bloody nasal discharge, atrophy...
Phthalic anhydride is the principal commercial form of phthalic acid and it is presently manufactured by catalytic air oxidation of o-xylene or naphthalene. Kirk-Othmer Encyclopedia...
Phthalic anhydride is an anhydride of phthalic acid and a key intermediate in the production of plasticizers, dyes, polyesters resins, modifiers for rubber, and polymers. Application Phthalic...
May 30, 2022 · Phthalic acid is produced by the catalytic oxidation of naphthalene or ortho-xylene directly to phthalic anhydride and a subsequent hydrolysis of the anhydride. Phthalic acid was...
