Method and catalyst for making bisphenol

Details Method and catalyst for making bisphenol Method and catalyst for making bisphenol

1981-07-24

1982-08-24

Trousof, Natalie

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

521 32, 568727, C07C 3700, C08F11208

Patent

active

043462472

ABSTRACT:
A sulfonated polystyrene ion-exchange resin is provided having organo mercaptan groups attached to backbone sulfone radicals by covalent nitrogen-sulfur linkages. The ion-exchange resin can be used to effect phenol-ketone condensation in the synthesis of bisphenols.

REFERENCES:
patent: 2923744 (1960-02-01), Scriabine et al.
patent: 3394089 (1968-07-01), McNutt et al.
patent: 4053522 (1977-10-01), McClure et al.
patent: 4191843 (1980-03-01), Kwantes et al.
patent: 4294995 (1981-10-01), Faler et al.
patent: 4308404 (1981-12-01), Kwantes et al.
patent: 4308405 (1981-12-01), Kwantes
patent: 4319053 (1982-03-01), Heuser et al.

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