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Patent Searching and Data


Title:
CHARGE CONTROL AGENT AND TONER USING SAME
Document Type and Number:
WIPO Patent Application WO/2012/073756
Kind Code:
A1
Abstract:
The present invention provides a positive electrostatic charge control agent which contains, as active ingredients, one or more rhodanine compounds that are represented by general formula (1). (In the formula, R1 represents a hydrogen atom or the like; R2 represents a hydrogen atom or the like; R3-R7 may be the same as or different from each other, and each represents a hydrogen atom, a cyano group, a trifluoromethyl group, a nitro group, an optionally substituted linear or branched alkyl group having 1-8 carbon atoms, or the like; the R2-R7 moieties may combine together to form a ring; and V, W, X, Y and Z each represents a carbon atom or a nitrogen atom, with zero to three moieties among the V, W, X, Y and Z moieties being nitrogen atoms which do not have any substituent of the R3-R7 moieties. In this connection, at least one moiety among the R3-R7 moieties represents a cyano group, a nitro group or a linear or branched alkyl group having 1-4 carbon atoms, said linear or branched alkyl group being substituted by three or more fluorine atoms.)

Inventors:
YASUMURA MASATERU (JP)
ITO MASAMI (JP)
KIMURA IKUO (JP)
TOJOU MASAYA (JP)
HIRAISHI KANAE (JP)
OKUBO MASAKI (JP)
Application Number:
JP2011/076901
Publication Date:
June 07, 2012
Filing Date:
November 22, 2011
Export Citation:
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Assignee:
HODOGAYA CHEMICAL CO LTD (?1050011, JP)
YASUMURA MASATERU (JP)
ITO MASAMI (JP)
KIMURA IKUO (JP)
TOJOU MASAYA (JP)
HIRAISHI KANAE (JP)
OKUBO MASAKI (JP)
International Classes:
G03G9/097; G03G9/087; C07D277/20; C07D277/36
Foreign References:
JPH01147475A1989-06-09
JPH01147468A1989-06-09
Other References:
None
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (SOEI PATENT AND LAW FIRM, Marunouchi MY PLAZA 9th fl. 1-1, Marunouchi 2-chome, Chiyoda-k, Tokyo 05, 〒1000005, JP)
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Claims: