Rust and stain removal composition

Details Rust and stain removal composition Rust and stain removal composition

1992-09-14

1993-06-01

Stoll, Robert

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

252106, 252117, 252142, 252528, 252574, 252 82, C11D 162

Patent

active

052156761

ABSTRACT:
A chemical composition consisting of a very low pH mixture of hydrochloric and phosphoric acids with organic ammonium chlorides and organic sulfate. The composition is effective for the removal of rust and stains from a variety of surfaces, including metal, concrete, plastic, wood and fiberglass surfaces, and is non-corrosive to metals and relatively harmless to organic materials.

REFERENCES:
patent: 2672449 (1954-03-01), Snell
patent: 3709824 (1973-01-01), Oda et al.
patent: 4014804 (1977-03-01), Anderson
patent: 4561993 (1985-12-01), Choy et al.
patent: 4678541 (1987-07-01), Tytgat et al.
patent: 4743395 (1988-05-01), Leifheit
patent: 5078896 (1992-01-01), Rorig et al.

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