Liquid developers and methods thereof
US5672457A · kind A · utility
2Cited by
8References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 3, 1996 |
| Grant date | Sep 30, 1997 |
| Priority date | — |
| Expiry date | Jun 3, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/1355
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A mixed resin liquid developer and a process for the preparation of liquid developers comprised of a nonpolar liquid, a mixture of thermoplastic resin particles, a charge director, and a charge control agent, the process characterized by the addition of a first thermoplastic resin and a charge control agent, followed by adding to the product obtained a second thermoplastic resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.