Patent · US Expired

Developer for electrostatic image comprising coated carrier

US4977054A · kind A · utility

26Cited by
3References
17Claims
0Family size

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Key dates

Filing dateJul 5, 1989
Grant dateDec 11, 1990
Priority date
Expiry dateJul 5, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/105
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A developer for electrostatic photography comprises toner and carrier coated with a composition comprising a silicone resin having (II) and (II') and at least one compound represented by following formula (III), (IV) or (V): ##STR1##

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