PTMEG, Polytetrahydrofuran, also called poly(tetramethylene ether) glycol or poly(tetramethylene oxide), is a linear diols with formula (C4H8O)nH2O. It can be viewed as a polymer of tetrahydrofuran, or as the polyether derived from 1,4-butanediol. The product is commercially available as polymers of low average molecular weights, between 250 and 3000 daltons. In this form it is […]
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BisPhenol A
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BisPhenol A (BPA)
Cas: 80-05-7
BisPhenol A (BPA) is a colorless solid with a molecular formula C15H16O2 that is soluble in organic solvents, but not in water.
BisPhenol A Chemical Structure Composition.
Production
BisPhenol A is produced with phenol and acetone in reaction catalysed by chloridric acid.
There are 2 grades of bisphenol A, for epoxy resin and for polycarbonate production (higher purity).
Uses
Bisphenol A is mainly used in the manufacture of Epoxy Resins, Polycarbonate (baby bottle, sunglasses, CD, DVD), Vinyl Ester Resins, Epoxy-copolymer Resins, Composite resins, Can Coatings (for upscaling epoxy), and PVC additives.
Arpadis is one of the largest chemical distributor in Europe.
Arpadis is handling the storage, transport, export & import formalities of BisPhenol A globally.
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Methyl Ethyl Ketone
Methyl Ethyl Ketone CAS: 78-93-3 Methyl Ethyl Ketone also known as MEK, butanone, 2-butanone, butan-2-one, oxobutane, or methyl acetone is a clear volatile liquid that is soluble in water and has a mild, acetone odour and has the molecular formula C4H8O, CAS: 78-93-3. It has a flash point of -9°C and a specific gravity of […]