Method for purifying electroluminescent material, electroluminescent material and electroluminescent device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 24, 2009
Grant Date -
Nov 2, 2006
app pub date -
Jun 4, 2004
filing date -
Jun 5, 2003
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Objects of the present invention are to provide a purification process that enables Pd to be removed effectively, and to provide an electroluminescent material and an electroluminescent device obtained by employing the process. The present invention relates to a process for purifying an electroluminescent material, the process involving treating, with a phosphorus-containing material, an electroluminescent material that contains Pd as an impurity so as to remove the Pd.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
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