Polyurea-modified polyetherurethanes and their use as emulsion b

Details Polyurea-modified polyetherurethanes and their use as emulsion b Polyurea-modified polyetherurethanes and their use as emulsion b

1988-09-28

1989-09-26

Welsh, Maurice J.

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

Synthetic resins

From reactant having at least one -n=c=x group as well as...

560 26, 560115, 560158, 252358, 210709, 210735, C08G 1832

Patent

active

048701513

ABSTRACT:
Specific new polyurea-modified polyetherurethanes and their uses as breakers for water-in-oil emulsions, in particular as breakers for water-in-oil emulsions.

REFERENCES:
patent: 2946767 (1960-07-01), Gassmann
patent: 4314924 (1982-02-01), Haubennestel et al.
patent: 4384951 (1983-05-01), McCoy et al.
patent: 4535111 (1985-08-01), Perrey et al.

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