Compositions – Preservative agents – Anti-corrosion
Patent
1992-11-19
1993-10-26
Stoll, Robert L.
Compositions
Preservative agents
Anti-corrosion
25238962, 25238923, 252394, 252395, 210696, 210698, 210700, 422 16, 422 17, C23F 1112, C02F 510
Patent
active
052563324
ABSTRACT:
A low phosphorus process for controlling corrosion in aqueous systems by adding to the aqueous system an effective amount of a composition comprising orthophosphate, azole, polyepoxysuccinic acid and the copolymer of acrylic acid and allyl hydroxypropyl sulfonate ether.
REFERENCES:
patent: 4869845 (0525-09-01), 54359
patent: 5062962 (1991-11-01), Brown et al.
Betz Laboratories Inc.
Fee Valerie
Hill Gregory M.
Ricci Alexander D.
Stoll Robert L.
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