Polishing composition
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 22, 1994
Issued Date -
N/A
app pub date -
Dec 7, 1992
filing date -
Aug 29, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention relates to a polishing composition comprising water, alumina, and a chelating agent. It may optionally be incorporated with an aluminum salt and/or boehmite. The present composition permits efficient polishing and gives a polished surface having superior surface properties. The composition is suitable for polishing a memory hard disk.
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