Patent · US Expired

N-(1,2-benzisothiazol-3(2H)-ylideneacetyl 1,1-dioxide)amides for electrostatographic toners and developers

US5821025A · kind A · utility

4Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 1997
Grant dateOct 13, 1998
Priority date
Expiry dateMar 14, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/09758
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A N-(1,2-benzisothiazol-3(2H)-ylideneacetyl 1,1-dioxide)amide having the general structure: ##STR1## wherein R is defined in the specification. The compounds are negative charge-control agents for use in electrostaticographic toners and developers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.