Method for purifying an epoxidation product

Details Method for purifying an epoxidation product Method for purifying an epoxidation product

1982-09-28

1983-12-27

Milestone, Norma S.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549542, 549525, 549526, 549527, C07D30132

Patent

active

044232390

ABSTRACT:
In a method for purifying a crude epoxidation product of a liquid conjugated diolefin polymer or a vegetable oil which comprises the steps of adding an aqueous washing agent to a crude epoxidation product which is obtained by the reaction of a liquid conjugated diolefin polymer or a vegetable oil with an organic peracid or an epoxidizing agent capable of generating an organic peracid in situ, stirring the mixture, leaving the mixture to stand to induce phase separation and thereafter withdrawing the organic layer, the improvement wherein 50 to 300 parts by weight, per 100 parts by weight of the crude epoxidation product, of a 10-80% by weight aqueous solution of isopropanol is used as the washing agent.

REFERENCES:
patent: 3222381 (1965-12-01), Iacoviello et al.
patent: 3701767 (1972-10-01), French et al.

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