Compositions – Preservative agents – Anti-corrosion
Patent
1976-07-21
1978-07-18
Padgett, Benjamin R.
Compositions
Preservative agents
Anti-corrosion
21 25A, 21 27A, 106 1412, 210 58, 252 855E, 252181, 252387, C23F 1116, C23F 1114, C23F 1118
Patent
active
041014413
ABSTRACT:
The invention disclosed provides a new composition and method for inhibiting corrosion. The present composition is relatively non-toxic, contains no chromates, and consists essentially of an azole, water-soluble phosphate and water-soluble organophosphonic acid. Effective amounts of the corrosion inhibiting composition are used to provide corrosion protection in both ferrous and non-ferrous metals.
REFERENCES:
patent: 3679592 (1972-07-01), Schomburg
patent: 3714066 (1973-01-01), King et al.
patent: 3723333 (1973-03-01), Freyhold
patent: 3751372 (1973-08-01), Zecher
patent: 3803047 (1974-04-01), Hwa
patent: 3837803 (1974-09-01), Carter et al.
patent: 3935125 (1976-01-01), Jacob
Hwa Chih Ming
Jacob Jose T.
Chemed Corporation
Gluck Irwin
Harness Charles L.
Padgett Benjamin R.
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