Condensation products of thioalkylene oxides of polythio-alkylen

Details Condensation products of thioalkylene oxides of polythio-alkylen Condensation products of thioalkylene oxides of polythio-alkylen

1986-01-22

1988-05-17

Kight, John

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

Synthetic resins

From sulfur-containing reactant

528373, 528377, 252358, 568 39, C10M10508

Patent

active

047451750

ABSTRACT:
New sulphur-containing polyethers based on optionally polymeric thioalkylene oxides and polyalkylene oxides, method for their preparation and their use as breakers for water-in-oil emulsions, in particular, as breakers for crude oil emulsions. The polyethers are of the formula ##STR1## in which R.sub.1 and R.sub.2, independently of each other, represent hydrogen and/or a straight-chain or branched C.sub.1 to C.sub.20 alkyl group,

REFERENCES:
patent: 3087899 (1963-04-01), Esser et al.
patent: 3662003 (1972-05-01), Umbach et al.
patent: 4182690 (1980-01-01), Suzuki et al.
patent: 4183821 (1980-01-01), Langdon et al.
patent: 4266080 (1981-05-01), Falk et al.

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