Method of modifying the charging propensity of carrier particles for electrostatographic developers
US4737435A · kind A · utility
6Cited by
4References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 20, 1986 |
| Grant date | Apr 12, 1988 |
| Priority date | — |
| Expiry date | Nov 20, 2006 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/1134
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention provides a method of modifying the triboelectric charging propensity of carrier particles coated with a fluorohydrocarbon polymer or copolymer. The method comprises dehydrofluorinating the polymer or copolymer by contacting the coated particles with a basic solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.