POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND METHOD FOR PRODUCING SAME
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
N/A
app pub date -
Jan 19, 2007
filing date -
Jul 20, 2004
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
It is to provide a cathode active material for a lithium ion secondary battery, which has high safety, a high discharge voltage, a large capacity and excellent cyclic durability, and a process for producing it. A cathode active material for a lithium secondary battery, characterized by comprising a particulate lithium cobalt composite oxide represented by the formula Li.sub.aCo.sub.bAl.sub.cMg.sub.dA.sub.eO.sub.fF.sub.g (1) (wherein A is Ti, Nb or Ta, O.90.ltoreq.a.ltoreq.1.10, 0.97.ltoreq.b.ltoreq.1.00, 0.000l.ltoreq.c.ltoreq.0.02, 0.000l.ltoreq.d.ltoreq.0.02, 0.000l.ltoreq.e.ltoreq.0.01, 1.98.ltoreq.f.ltoreq.2.02, 0.ltoreq.g.ltoreq.0.02, and 0.0003.ltoreq.c+d+e.ltoreq.0.03).
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
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