Toner and developer compositions with charge enhancing additives
US5114821A · kind A · utility
19Cited by
16References
36Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 2, 1990 |
| Grant date | May 19, 1992 |
| Priority date | — |
| Expiry date | Jul 2, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/09741
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A toner composition comprised of resin particles, pigment particles, and a quaternary ammonium hydrogen bisulfate charge enhancing additive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.