Compositions – Etching or brightening compositions
Patent
1980-01-21
1982-04-13
Padgett, Benjamin R.
Compositions
Etching or brightening compositions
252 68, 252 73, 252 76, 422 14, 422 17, 568412, 560178, C23F 1112, C09K 500
Patent
active
043246761
ABSTRACT:
Aqueous glycol compositions containing conventional corrosion inhibitors are improved by the addition of a .beta.-dicarbonyl compounds having the formula
REFERENCES:
patent: 3282846 (1966-11-01), Scott
patent: 3340001 (1967-09-01), Thornhill
patent: 3362910 (1968-01-01), Ordelt et al.
patent: 3615888 (1971-10-01), Wilton
Colley B. G.
Gluck Irwin
Padgett Benjamin R.
The Dow Chemical Company
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