Toner processes
US8916317B2 · kind B2 · utility
12Cited by
25References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 23, 2010 |
| Grant date | Dec 23, 2014 |
| Priority date | — |
| Expiry date | Jan 15, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/0926
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present disclosure provides toners and processes for making said toners. In embodiments, the toners are invisible when viewed under natural light, but possess a fluorescent agent that renders them visible when exposed to UV light of a specific wavelength. In other embodiments the toners have a color under natural light, and a different color when exposed to UV light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.