Electrophotographic elements containing new electron-transport agents
US5039585A · kind A · utility
10Cited by
2References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1989 |
| Grant date | Aug 13, 1991 |
| Priority date | — |
| Expiry date | Dec 22, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G5/0637
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
New electrophotographic elements contain electron-transport agents comprising certain new chemical compounds, which are derivatives of 4H-thiopyran-1,1-dioxides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.