Global Patent Index - EP 0874286 A1

EP 0874286 A1 19981028 - Monocomponent developer comprising surface treated toners

Title (en)

Monocomponent developer comprising surface treated toners

Title (de)

Oberflächenbehandelte Toner enthaltende Einkomponenten-Entwickler

Title (fr)

Développeur à un composant ayant des toners traités en surface

Publication

EP 0874286 A1 19981028 (EN)

Application

EP 98201175 A 19980414

Priority

  • US 84605797 A 19970425
  • US 3571198 A 19980305

Abstract (en)

A monocomponent electrostatographic developer is disclosed. The developer contains a negative charging toner wherein the toner particle surface contains particles of titanium dioxide, cerium dioxide and hydrophobic silicon dioxide having a particle size of 0.005 to 0.03 mu m.

IPC 1-7

G03G 9/097; G03G 9/08

IPC 8 full level

G03G 9/083 (2006.01); G03G 9/08 (2006.01); G03G 9/097 (2006.01)

CPC (source: EP)

G03G 9/09708 (2013.01)

Citation (search report)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 0874286 A1 19981028; JP H1144966 A 19990216

DOCDB simple family (application)

EP 98201175 A 19980414; JP 11534698 A 19980424