Process for the manufacture of polyethers from bisphenates and s

Details Process for the manufacture of polyethers from bisphenates and s Process for the manufacture of polyethers from bisphenates and s

1975-10-14

1977-08-02

Lee, Lester L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 50, C08G 6540

Patent

active

040395111

ABSTRACT:
Process for the manufacture of polyethers, particularly sulfonyl group-containing aromatic polyethers. Alkali metal bisphenolates are reacted with arylsulfonyl halides and polycondensed. The polyethers are plastics which are resistant to high temperatures and may be used for making electrical appliances and circuits, household articles and sheeting.

REFERENCES:
patent: 3658757 (1972-04-01), Conix et al.
patent: 3832331 (1974-08-01), Newton

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