Compositions – Preservative agents – Anti-corrosion
Reexamination Certificate
2005-05-17
2010-06-01
Webb, Gregory E (Department: 1796)
Compositions
Preservative agents
Anti-corrosion
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.
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Lezdey John
PPT Research
Webb Gregory E
LandOfFree
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