Methods and compositions for inhibiting metal corrosion

Details Methods and compositions for inhibiting metal corrosion Methods and compositions for inhibiting metal corrosion

2009-11-19

2011-11-22

Conley, Sean E (Department: 1775)

Chemical apparatus and process disinfecting, deodorizing, preser

Process disinfecting, preserving, deodorizing, or sterilizing

Maintaining environment nondestructive to metal

C507S090000, C507S268000, C422S012000, C166S902000

Reexamination Certificate

active

08062586

ABSTRACT:
Methods and compositions are provided that inhibit the corrosion of metal surfaces by aqueous acid solutions. The inhibition is basically achieved by the addition of a reaction product of an alpha, beta-unsaturated aldehyde or ketone with a primary or secondary amine to the aqueous acid solution.

REFERENCES:
patent: 4784796 (1988-11-01), Treybig et al.
patent: 5366643 (1994-11-01), Walker

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