Extraction of oligomers from polymers of epihalohydrin

Details Extraction of oligomers from polymers of epihalohydrin Extraction of oligomers from polymers of epihalohydrin

1982-08-30

1985-04-16

Love, Ethel G.

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

Organic compounds

Oxygen containing

568621, C07C 4311, C07C 4318, C07C 4320

Patent

active

045117420

ABSTRACT:
Cyclic oligomers are extracted from liquid polyethers, especially polymers of epihalohydrin, by contacting the polyethers with a hydrocarbon solvent containing 3 to 8 carbon atoms while agitating the polyethers.

REFERENCES:
patent: 3361831 (1968-01-01), Brunelle et al.
patent: 3393157 (1968-07-01), Janssen et al.
patent: 3478109 (1969-11-01), McConnell
patent: 3642665 (1972-02-01), Gehin et al.
patent: 4192943 (1980-03-01), Robinson
patent: 4256904 (1981-03-01), Riew
patent: 4256910 (1981-03-01), Hsu
patent: 4391970 (1983-07-01), Okamoto

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