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Poly(arylene ether sulphones) by polyetherification: 1. Synthesis of halogenophenols

โœ Scribed by T.E Attwood; D.A Barr; G.G Feasey; V.J Leslie; A.B Newton; J.B Rose


Publisher
Elsevier Science
Year
1977
Tongue
English
Weight
559 KB
Volume
18
Category
Article
ISSN
0032-3861

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โœ Francesco A. Bottino; Giovanna Di Pasquale; Antonino Pollicino ๐Ÿ“‚ Article ๐Ÿ“… 1999 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 60 KB ๐Ÿ‘ 2 views

Starting from some new 2,5-disubstituted-1,3,4-oxadiazole difluorides, synthesized by cyclocondensation of dihydrazides with 4-fluorobenzoic acid, novel poly(arylene ether)s were prepared by halo displacement polymerizations with bisphenol A in the presence of potassium carbonate. Model reactions de