Global Patent Index - EP 1054299 A1

EP 1054299 A1 2000-11-22 - Toner, toner production process, and image-forming method

Title (en)

Toner, toner production process, and image-forming method

Title (de)

Toner, Tonerherstellungsverfahren und Bildherstellungsverfahren

Title (fr)

Révélateur, procédé de préparation de révélateurs et procédé de production d' images

Publication

EP 1054299 A1 (EN)

Application

EP 00110431 A

Priority

  • JP 13538599 A
  • JP 2000127522 A

Abstract (en)

A toner is comprised of toner particles containing at least a binder resin, a colorant, a wax component and an oxycarboxylic acid. The toner satisfies the following conditions: <DFG> <DF>1.05 A/B 3.00, and </DF> <DF>0.15 B 3.50 </DF> </DFG> wherein A (mg) is a weight of oxycarboxylic acid extracted with methanol from 1 g of the toner, and B (mg) is a weight of oxycarboxylic acid extracted with an aqueous 0.1 mol/liter sodium hydroxide solution from 1 g of the toner. <IMAGE>

IPC 1-7 (main, further and additional classification)

G03G 9/097; G03G 9/08

IPC 8 full level (invention and additional information)

G03G 15/02 (2006.01); G03G 5/047 (2006.01); G03G 5/05 (2006.01); G03G 9/08 (2006.01); G03G 9/087 (2006.01); G03G 9/097 (2006.01); G03G 15/08 (2006.01)

CPC (invention and additional information)

G03G 9/09733 (2013.01); G03G 9/0806 (2013.01); G03G 9/0821 (2013.01); G03G 9/0825 (2013.01); G03G 9/0827 (2013.01); G03G 9/097 (2013.01)

Citation (search report)

Designated contracting state (EPC)

DE FR GB IT

EPO simple patent family

EP 1054299 A1 20001122; EP 1054299 B1 20080604; DE 60039089 D1 20080717; JP 2001034016 A 20010209; JP 4217365 B2 20090128

INPADOC legal status


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