Toner compositions comprising crystalline polyester and wax
US9864291B1 · kind B1 · utility
3Cited by
6References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 2016 |
| Grant date | Jan 9, 2018 |
| Priority date | — |
| Expiry date | Jun 20, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/09364
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A hybrid toner includes a core having at least one amorphous polyester resin and at least one crystalline polyester resin, and at least one styrene/acrylate resin, a shell comprising at least one styrene/acrylate resin, at least one wax, and optionally a pigment dispersion, the first modulated differential calorimetry scan of the hybrid toner shows at least two melting point peaks below about 80° C., and the difference between the two melting point peaks is less than or equal to about 15° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.