US 6,982,139 B2
Electrophotographic color toner, and electrophotographic color developer, toner cartridge, image forming device and image forming method using the same
Yuzo Horikoshi, Tokyo (Japan); Katsuji Ebisu, Tokyo (Japan); and Takahiro Kashikawa, Tokyo (Japan)
Assigned to Fuji Xerox Co., LTD, Tokyo (Japan)
Filed on May 28, 2003, as Appl. No. 10/445,836.
Claims priority of application No. 2002-153568 (JP), filed on May 28, 2002.
Prior Publication US 2003/0224274 A1, Dec. 04, 2003
Int. Cl. G03G 9/00 (2006.01)
U.S. Cl. 430—108.6 17 Claims
OG exemplary drawing
 
1. An electrophotographic color toner comprising:
a colorant;
a binder resin; and
an additive,
wherein the additive includes burned particles selected from titanium oxide particles and tin oxide particles obtained by a burning process;
wherein the burned particles are internally added to the electrophotographic color toner;
and wherein the surface of the titanium oxide particles is coated with tin oxide.