Removal of residual acid from chlorinated polymers

Details Removal of residual acid from chlorinated polymers Removal of residual acid from chlorinated polymers

1991-04-15

1992-08-11

Michl, Paul R.

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

Synthetic resins

Treating polymer containing material or treating a solid...

523310, 528492, C08F 624

Patent

active

051379430

ABSTRACT:
The concentration of hydrogen chloride in an aqueous suspension of a macromolecular chlorinated hydrocarbon containing said hydrogen chloride is reduced by contacting liquid phase of the suspension with a strong basic ion exchange resin containing exchangeable hydroxy groups or with a weak basic ion exchange resin.

REFERENCES:
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patent: 4098990 (1978-07-01), Lutze et al.
patent: 4650612 (1987-03-01), Dankowski
patent: 4663420 (1987-05-01), Chang
patent: 4730035 (1988-03-01), Mark
Chem. Abstracts, vol. 108, 1988, p. 114, Abstract No. 23833m, Anon. (USA). Re. Discl 1987, 274, 48.
Chemical Abstracts, vol. 108, 1988, Abstract 23833m.

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