Process for sealing chromate conversion coatings on electrodeposited zinc
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 12, 1993
Grant Date -
N/A
app pub date -
May 4, 1992
filing date -
May 13, 1991
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A process for forming improved chromate conversion coatings on zinc surfaces by treating the zinc surface with an aqueous acidic chromating solution which contains hexavalent chromium and a soluble inorganic salt which has an cation which will form an insoluble organic silicate and, thereafter, treating the thus-formed chromate conversion coating with an aqueous alkaline silicate solution which contains a soluble alkali metal silicate and fluoride ions.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully