Process for producing toner
US7354689B2 · kind B2 · utility
0Cited by
19References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 23, 2005 |
| Grant date | Apr 8, 2008 |
| Priority date | — |
| Expiry date | Jul 15, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/0815
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A waste toner reclamation process includes collecting waste toner, screening the collected waste toner, meltmixing the screened waste toner with a second toner, and extruding, grinding and classifying the mixed toner product, wherein the collected waste toner comprises a mixture of different colored toner particles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.