Use of cationic alkyl-phosphonium salts as corrosion inhibitors

Details Use of cationic alkyl-phosphonium salts as corrosion inhibitors Use of cationic alkyl-phosphonium salts as corrosion inhibitors

1993-01-28

1994-05-24

McMahon, Timothy M.

Chemical apparatus and process disinfecting, deodorizing, preser

Process disinfecting, preserving, deodorizing, or sterilizing

Maintaining environment nondestructive to metal

422 7, 422 14, 25238924, 25240024, C23F 1100

Patent

active

053146603

ABSTRACT:
A method for inhibiting corrosion of metals which are in contact with an aqueous system comprising adding to the system, either alone or in combination with organic or metal containing water treatments, a water-soluble cationic alkyl-phosphonium salt in an amount effective to inhibit corrosion.

REFERENCES:
patent: 4835143 (1989-05-01), Donofrio et al.
patent: 4835144 (1989-05-01), Whitekettle et al.
patent: 5010066 (1991-04-01), Donofrio et al.

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