Peroxide selective stripping compositions and method

Details Peroxide selective stripping compositions and method Peroxide selective stripping compositions and method

1985-04-01

1986-08-26

Hruskoci, Peter

Cleaning and liquid contact with solids

Processes

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

134 41, 252101, 156664, C23G 106

Patent

active

046080910

ABSTRACT:
Acidic stripping solutions comprising hydrogen peroxide as oxidant, either at least one phosphorous-oxy acid, or the addition of nitric acid, together with accelerators and surface active agents, are effective for the rapid and selective removal of protective hard surface coatings and nickel-base brazes from a variety of metal surfaces.

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patent: 3945865 (1976-03-01), Kamperman
patent: 3953263 (1976-04-01), Ishikawa et al.
patent: 4244833 (1981-01-01), Tomaszewski
patent: 4274908 (1981-06-01), Fishter et al.
patent: 4302246 (1981-11-01), Brindisi et al.

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