Water-based industrial cleaners

Details Water-based industrial cleaners Water-based industrial cleaners

1985-12-16

1987-05-05

Willis, Prince E.

Compositions

Fluent dielectric

N-containing

252 891, 25217421, 25217422, 252546, 252549, C11D 1755, C11D 3075

Patent

active

046630821

ABSTRACT:
A stable water-based industrial cleaning composition comprising water, an additive comprising a mixture of an alkyl polyoxyalkylene sulfide and an alkyl polyoxyalkylene sulfoxide and at least one builder selected from the group consisting of alkali metal and ammonium salts of ethylenediamine tetraacetic acid, alkali metal and ammonium pyrophosphates, alkali metal and ammonium metasilicates, alkali metal hydroxides, alkaline earth metal hydroxides and alkali metal borates is disclosed. In accordance with the invention, said alkyl polyoxyalkylene sulfide may be partially oxidized to its corresponding alkyl polyoxyalkylene sulfoxide to produce said additive.

REFERENCES:
patent: 2864866 (1958-12-01), Louthan
patent: 3336230 (1967-08-01), Lyness et al.
patent: 3627845 (1971-12-01), Hickner et al.
patent: 3660497 (1972-05-01), Priestley et al.
patent: 3984480 (1976-10-01), Vanlerberghe et al.
patent: 3988377 (1976-10-01), Lamberti et al.
patent: 4009211 (1977-02-01), Onopchenko et al.

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