Bis1,2-benzisothiazol-3(2H)-ylidene 1,1-dioxide cyanoacetates! for electrostatographic toners and developers
US5719000A · kind A · utility
3Cited by
5References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 14, 1997 |
| Grant date | Feb 17, 1998 |
| Priority date | — |
| Expiry date | Mar 14, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/09758
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention provides bis(1,2-benzisothiazol-3(2H)-ylidene 1,1-dioxide)cyanoacetates! having the general structure: ##STR1## R is 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.