Method and compositions for removal of hard surface manganese io

Details Method and compositions for removal of hard surface manganese io Method and compositions for removal of hard surface manganese io

1976-04-23

1977-09-20

Bashore, S. Leon

Cleaning and liquid contact with solids

Processes

For metallic, siliceous, or calcareous basework, including...

134 3, 252 82, 252 86, 252 87, 252 89R, 252132, 252135, 252136, B08B 308, C02B 506

Patent

active

040494675

ABSTRACT:
Manganese ion-derived discolorations are removed from hard surfaces by the use of either dihydroxy maleic acid, dihydroxy tartaric acid, their alkali metal salts, or mixtures thereof.
The non-toxicity and non-corrosivity of the disclosed compounds make them particularly suitable for household applications.

REFERENCES:
patent: 3281367 (1966-10-01), Jones et al.
patent: 3303104 (1967-02-01), Rubin
patent: 3526545 (1970-09-01), Abowd
patent: 3554801 (1971-01-01), Kleiman
patent: 3630929 (1971-12-01), Dijk
patent: 3776851 (1973-12-01), Cheng
patent: 3979314 (1976-09-01), Child

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