Charge-transfer material and process for producing the same, electron-transfer agent, photoreceptor for electrophotography and organic electroluminescence element using said charge-transfer material
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 27, 2007
Grant Date -
Jun 22, 2006
app pub date -
Nov 30, 2005
filing date -
Mar 30, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A photosensitive layer contains an electron-transfer agent that makes use of a compound represented by the following general formula (1): ##STR00001## wherein R.sub.1 through R.sub.4 are each independently selected from the group consisting of hydrogen, cyano, nitro, halogen, hydroxyl, alkyl, aryl, heterocyclic ring, ester, alkoxy, aralkyl, allyl, amide, amino, acyl, alkenyl, alkynyl, carboxyl, carbonyl, and carboxylic acid; X is selected from the group consisting of oxygen, sulfur, and .dbd.C(CN).sub.2; and W is a 4- to 8-membered ring.
First Claim
Family
International Classification(s)
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