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)
TSUJI MOTONORI (JP)
TOJO MASAYA (JP)
ASAKAI MASAFUMI (JP)
Application Number:
PCT/JP2012/050858
Publication Date:
August 02, 2012
Filing Date:
January 17, 2012
Export Citation:
Assignee:
HODOGAYA CHEMICAL CO LTD (JP)
KIMURA IKUO (JP)
TSUJI MOTONORI (JP)
TOJO MASAYA (JP)
ASAKAI MASAFUMI (JP)
KIMURA IKUO (JP)
TSUJI MOTONORI (JP)
TOJO MASAYA (JP)
ASAKAI MASAFUMI (JP)
International Classes:
G03G9/097; C07D233/96; G03G9/087
Domestic Patent References:
WO2007111346A1 | 2007-10-04 | |||
WO2007119797A1 | 2007-10-25 |
Foreign References:
JPH03223769A | 1991-10-02 | |||
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JPH09175976A | 1997-07-08 | |||
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JPS5542752B2 | 1980-11-01 | |||
JPS6169073A | 1986-04-09 | |||
JPS61221756A | 1986-10-02 | |||
JPS57111541A | 1982-07-12 | |||
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Other References:
See also references of EP 2669741A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
Yoshiki Hasegawa (JP)
Yoshiki Hasegawa (JP)
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Claims: