Sulfur based metal cleaners

Details Sulfur based metal cleaners Sulfur based metal cleaners

1982-09-29

1983-12-20

Kittle, John E.

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

252542, 252545, 252526, 252523, 252541, 252151, C11D 706, C11D 732, C11D 734

Patent

active

044216670

ABSTRACT:
A novel composition and process are provided for cleaning metallic surfaces. The aqueous cleaning composition comprises an effective amount of at least one thiomorpholine compound represented by the formula: ##STR1## where R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, and R.sub.8 can be hydrogen or any hydrocarbyl radical having from 1 to 3 carbon atoms and where the total number of carbon atoms in R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, and R.sub.8 not to exceed about 10 carbon atoms; and where R.sub.9 is hydrogen or any hydrocarbyl radical having from 1 to 8 carbon atoms, metal hydroxide, and water soluble surfactant.

REFERENCES:
patent: 2375628 (1945-05-01), D'Alelio et al.
patent: 2439749 (1948-04-01), Niederl
patent: 2562145 (1951-06-01), Harman et al.
patent: 2706194 (1955-04-01), Morris et al.
patent: 2729636 (1956-01-01), Erickson
patent: 3741834 (1973-06-01), William et al.

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