Hydroxy-functional poly(ether sulfonamides) as thermoplastic...

C - Chemistry – Metallurgy – 08 – G

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C08G 75/30 (2006.01) C08G 59/40 (2006.01) C08G 59/44 (2006.01)

Patent

CA 2099864

2099864 9300387 PCTABS00019 Hydroxy-functional poly(ether sulfonamides) prepared by polymerizing an N,N'-dialkyl or N,N'-diaryldisulfonamide with a diepoxide in the presence of a suitable catalyst exhibit high barrier properties. These are suitable for use in the manufacture of articles such as rigid containers and flexible films exhibiting high barrier to oxygen.

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