SO.sub.3 /Imide adducts, process for their preparation and their

Details SO.sub.3 /Imide adducts, process for their preparation and their SO.sub.3 /Imide adducts, process for their preparation and their

1983-12-06

1984-12-25

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521139, 521146, C08J 936

Patent

active

044904878

ABSTRACT:
The invention relates to SO.sub.3 adducts with imides, which are sparingly soluble or insoluble in water, of the formula ##STR1## in which R.sub.1, R.sub.2 and R have the meaning indicated in the description, a process for the preparation of the adducts and their use as sulphonating agents.

REFERENCES:
patent: 3948821 (1976-04-01), de Benneville
patent: 4246351 (1981-01-01), Miyake et al.
patent: 4266030 (1981-05-01), Tschaug et al.

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