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Title:
CHARGE CONTROL AGENT AND TONER USING SAME
Document Type and Number:
WIPO Patent Application WO/2012/102137
Kind Code:
A1
Abstract:
The present invention provides a charge control agent which contains, as an active component, one or more hydantoin derivatives represented by general formula (1) [wherein R1 and R2 may be the same or different and are each a hydrogen atom, optionally substituted linear or branched C1-8 alkyl, or the like; R3 is a hydrogen atom or the like; R4 to R8 may be the same or different and are each a hydrogen atom, a chlorine atom, optionally substituted linear or branched C1-8 alkyl, optionally substituted linear or branched C1-8 alkyloxy, or the like; R3 to R8 may be bonded to each other to form a ring; and V, W, X, Y and Z are each a carbon atom or a nitrogen atom, with the proviso that none or one to three of V, W, X, Y and Z are nitrogen atoms, these nitrogen atoms not having R4 to R8 as substituent].

Inventors:
KIMURA IKUO (JP)
TSUJI MOTONORI (JP)
TOJO MASAYA (JP)
ASAKAI MASAFUMI (JP)
Application Number:
JP2012/050858
Publication Date:
August 02, 2012
Filing Date:
January 17, 2012
Export Citation:
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Assignee:
HODOGAYA CHEMICAL CO LTD (?1050011, JP)
KIMURA IKUO (JP)
TSUJI MOTONORI (JP)
TOJO MASAYA (JP)
ASAKAI MASAFUMI (JP)
International Classes:
G03G9/097; C07D233/96; G03G9/087
Domestic Patent References:
WO2007111346A12007-10-04
WO2007119797A12007-10-25
Foreign References:
JPH03223769A1991-10-02
US3365296A1968-01-23
JPH11116457A1999-04-27
JPH09175976A1997-07-08
JPH0770084A1995-03-14
JPS5542752B21980-11-01
JPS6169073A1986-04-09
JPS61221756A1986-10-02
JPS57111541A1982-07-12
JPS61141453A1986-06-28
JPS6294856A1987-05-01
US4767688A1988-08-30
JPH01306861A1989-12-11
JPS613149A1986-01-09
JP2568675B21997-01-08
JP2899038B21999-06-02
JP3359657B22002-12-24
JP3313871B22002-08-12
JP3325730B22002-09-17
JP2003162100A2003-06-06
JP2003295522A2003-10-15
JPS57119364A1982-07-24
JPS589154A1983-01-19
JPS5898742A1983-06-11
Other References:
See also references of EP 2669741A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (?1000005, JP)
Yoshiki Hasegawa (?1000005, JP)
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Claims: