Corrosion inhibiting compositions

Compositions – Preservative agents – Anti-corrosion

Reexamination Certificate

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C510S365000

Reexamination Certificate

active

07727420

ABSTRACT:
Corrosion inhibiting composition for use in aqueous or semi-aqueous stripping, cleaning, abrasive lapping and abrasive slurry compositions that form 5, 6, 7, or 8-membered chelating rings with a base metal together with a film forming polymeric chelation agent. Optionally there is included an oxygen scavenger.

REFERENCES:
patent: 3965027 (1976-06-01), Boffardi et al.
patent: 4217216 (1980-08-01), Lipinski
patent: 4392972 (1983-07-01), Mohr et al.
patent: 4606890 (1986-08-01), Fisk
patent: 4681686 (1987-07-01), Richardson et al.
patent: 4963631 (1990-10-01), Randell
patent: 5073299 (1991-12-01), Cook
patent: 5229030 (1993-07-01), Clubley et al.

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