Compositions – Preservative agents – Anti-corrosion
Patent
1975-07-30
1977-03-29
Engle, Samuel W.
Compositions
Preservative agents
Anti-corrosion
252393, 21 27A, C09K 300, C23F 1100
Patent
active
040148149
ABSTRACT:
A composition for use as corrosion inhibitor in circulating water streams includes a linear water-soluble, phenol-aldehyde resinous condensation product and a polyphospate, such as an alkali metal polyphosphate or a phosphorylated polyol.
REFERENCES:
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patent: 2799654 (1957-07-01), Sabol
patent: 2810697 (1957-10-01), Cantrell
patent: 3277120 (1966-10-01), Fullhart
patent: 3364149 (1968-01-01), Morgenthaler
patent: 3518203 (1970-06-01), Savinelli
patent: 3580855 (1971-05-01), Mickus
patent: 3687610 (1972-08-01), Gilson
Engle Samuel W.
Hercules Incorporated
Keehan Michael B.
Walsh Donald P.
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