N-[2-(1,2-benzisothiazol-3(2H)-ylidene 1,1-dioxide)-2-cyanoacetyl]benzenesulfonamide charge control agents for electrostatographic toners and developers
US6165668A · kind A · utility
10Cited by
14References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 15, 1999 |
| Grant date | Dec 26, 2000 |
| Priority date | — |
| Expiry date | Dec 15, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/09758
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An electrophotographic toner is disclosed comprising a polymeric binder and an N-[2-(1,2-benzisothiazol-3(2H)-ylidene 1,1 -dioxide)-2-cyanoacetyl]benzenesulfonamide as charge control agent having the structure: ##STR1## wherein n and X are defined in the specification. The compounds are useful as charge control agents in electrostatographic toners and developers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.