| US 7,479,512 B2 | ||
| Dispersion composition containing functional substance, method of forming image and image forming apparatus | ||
| Sakae Suda, Kanagawa (Japan); Koichi Sato, Kanagawa (Japan); Ikuo Nakazawa, Kanagawa (Japan); Masayuki Ikegami, Kanagawa (Japan); and Keiichiro Tsubaki, Kanagawa (Japan) | ||
| Assigned to Canon Kabushiki Kaisha, Tokyo (Japan) | ||
| Filed on Sep. 01, 2004, as Appl. No. 10/931,776. | ||
| Application 10/931776 is a continuation of application No. PCT/JP03/02542, filed on Mar. 05, 2003. | ||
| Claims priority of application No. 2002-061066 (JP), filed on Mar. 06, 2002; application No. 2002-169823 (JP), filed on Jun. 11, 2002; application No. 2002-169824 (JP), filed on Jun. 11, 2002; and application No. 2002-364226 (JP), filed on Dec. 16, 2002. | ||
| Prior Publication US 2005/0037160 A1, Feb. 17, 2005 | ||
| Int. Cl. C09D 11/00 (2006.01) | ||
| U.S. Cl. 523—160 [523/161] | 16 Claims |
| 1. A composition in which a functional substance is dispersed,
wherein the functional substance and a block polymer are dispersed in a solvent in the form of particles, and
the particles have an average particle size of not more than 70 nm and a particle size distribution represented by an index
of dispersion degree μ/G2 of not more than 0.2.
|