Global Patent Index - EP 0930544 A1

EP 0930544 A1 19990721 - TONER COMPOSITION

Title (en)

TONER COMPOSITION

Title (de)

TONER ZUSAMMENSETZUNG

Title (fr)

COMPOSITION DE TONER

Publication

EP 0930544 A1 19990721 (EN)

Application

EP 98935357 A 19980804

Priority

  • JP 9803474 W 19980804
  • JP 21057297 A 19970805
  • JP 21057497 A 19970805
  • JP 31829097 A 19971119

Abstract (en)

A toner composition containing a color developing agent and at least one kind of polymer selected from the groups A and B, having excellent melt fluidity, fixability, offset resistance and blocking resistance and capable of imparting positive electric charge, wherein A is a non-crosslinked polyester imide containing a specific ester unit E and a specific imide unit I, and B is a crosslinked polyester imide containing the above units E and I and a crosslinking unit C.

IPC 1-7

G03G 9/087

IPC 8 full level

G03G 9/087 (2006.01)

CPC (source: EP KR)

G03G 9/087 (2013.01 - KR); G03G 9/08755 (2013.01 - EP); G03G 9/08766 (2013.01 - EP); G03G 9/08768 (2013.01 - EP)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

WO 9908159 A1 19990218; AU 8463798 A 19990301; CA 2267551 A1 19990218; EP 0930544 A1 19990721; EP 0930544 A4 20000816; JP 3862763 B2 20061227; KR 20000068695 A 20001125

DOCDB simple family (application)

JP 9803474 W 19980804; AU 8463798 A 19980804; CA 2267551 A 19980804; EP 98935357 A 19980804; JP 51196899 A 19980804; KR 19997002880 A 19990402