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Patent Searching and Data


Title:
トナーの製造方法
Document Type and Number:
Japanese Patent JP4455149
Kind Code:
B2
Abstract:
There is provided a toner having favourable development characteristics and favourable stability and a method for production thereof. The toner comprises at least a graft copolymer and a coloring material, wherein the graft copolymer is formed by graft polymerization of a polymerizable monomer with a block copolymer having a polymerizable functional group on a side chain. The method for producing the toner has a step of subjecting a reaction mixture comprising at least a block copolymer having a polymerizable functional group in a side chain and having a polyalkenyl ether repeating unit structure, a polymerizable monomer, and a coloring material to suspension polymerization or emulsion polymerization, to produce a graft copolymer in which a polymer of the polymerizable monomer is grafted to the side chain of the block copolymer.

Inventors:
Koichi Sato
Ken Eguchi
Application Number:
JP2004139191A
Publication Date:
April 21, 2010
Filing Date:
May 07, 2004
Export Citation:
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Assignee:
Canon Inc
International Classes:
G03G9/08; G03G9/087; C08F287/00; G03G9/13
Domestic Patent References:
JP2003098727A
JP10239898A
JP7181740A
JP6019196A
JP7225496A
JP7230188A
Attorney, Agent or Firm:
Tokuhiro Watanabe