Toner and a process for preparing thereof
US5192636A · kind A · utility
0Cited by
2References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 16, 1990 |
| Grant date | Mar 9, 1993 |
| Priority date | — |
| Expiry date | Aug 16, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/104
- WIPO fieldMicro-structural and nano-technology
- WIPO sectorChemistry
Abstract
A toner material comprises toner particles containing at least a coloring matter and a binder, said toner particle having electrically insulating properties and comprising an inside portion having a relatively high relative permittivity and a surface portion having a relatively low relative permittivity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.