Bis(4-hydroxyphenyl sulfonylphenyl) bisphenyl disulfones and use

Details Bis(4-hydroxyphenyl sulfonylphenyl) bisphenyl disulfones and use Bis(4-hydroxyphenyl sulfonylphenyl) bisphenyl disulfones and use

1978-09-18

1981-12-01

Cockeram, H. S.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528 85, 528173, 528174, 528175, 568 33, C07C14710, C08G 7520

Patent

active

043037763

ABSTRACT:
The present invention relates to the novel monomers generically identified as bis(4-hydroxyphenyl sulfonylphenyl) biphenyl disulfones, to a process for their production and to their use in the preparation of polycarbonates, polyurethanes, polyesters, polysulfones and polyethers.

REFERENCES:
patent: 2288282 (1942-06-01), Huismann
patent: 3269986 (1966-08-01), Goldberg
patent: 3579591 (1971-05-01), Schnell et al.
patent: 3647751 (1972-03-01), Darsow
patent: 3719714 (1973-03-01), Leslie et al.
patent: 3726927 (1973-04-01), Leslie et al.
patent: 3729447 (1973-04-01), Haberland et al.
patent: 3809682 (1974-05-01), Studinka et al.
patent: 3862990 (1975-01-01), Newton et al.
patent: 4075119 (1978-02-01), Schmidt et al.

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