Enhanced photoconductive oxo-titanyl phthalocyanine
US5895739A · kind A · utility
1Cited by
8References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 25, 1997 |
| Grant date | Apr 20, 1999 |
| Priority date | — |
| Expiry date | Nov 25, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/542
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Titanium dioxide added to oxo-titanyl phthalocyanine in a resin binder forming a charge generation layer having significantly improved dark decay and sensitivity. Added sensitivity is obtained when the X-form is precipitated from a dichloromethane/trifluoroacetic acid/oxo-titanyl phthalocyanine mixture by adding a water/methanol mixture containing titanium dioxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.