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Patent Searching and Data


Title:
CONDUCTIVE ROLLER, DEVELOPING DEVICE, AND IMAGE FORMING DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/117659
Kind Code:
A1
Abstract:
A problem addressed by the invention according to the present application is to provide: a conductive roller with which it is possible, over the long term, to avoid the occurrence of filming and to charge a developer solution with a desired degree of charge; and a developing device and an image forming device with which it is possible to form high-quality images over the long term. The invention according to the present invention which solves the problem relates to: a conductive roller (1), comprising a urethane coat (4) which is formed on the outer circumference face of an elastic layer (3) and includes a urethane resin and a particulate amino resin (5); and a developing device and an image forming device comprising the conductive roller (1).

Inventors:
MOTODA SOKUEI (JP)
NAKAJIMA RYO (JP)
HARASHIMA ISAO (JP)
OOTANI KIYOSHI (JP)
AKEGAMIYAMA NORIHIKO (JP)
Application Number:
PCT/JP2012/000304
Publication Date:
September 07, 2012
Filing Date:
January 19, 2012
Export Citation:
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Assignee:
SHINETSU POLYMER CO (JP)
DAINICHISEIKA COLOR CHEM (JP)
MOTODA SOKUEI (JP)
NAKAJIMA RYO (JP)
HARASHIMA ISAO (JP)
OTANI KYOSHI (JP)
AKEGAMIYAMA NORIHIKO (JP)
International Classes:
G03G15/08; F16C13/00; G03G15/00; G03G21/10
Foreign References:
JP2010113177A2010-05-20
JP2004191561A2004-07-08
JP2006088015A2006-04-06
JP2002023479A2002-01-23
JP2009237463A2009-10-15
JP2006163042A2006-06-22
JP3805563B22006-08-02
JP4240119B22009-03-18
JPH08286470A1996-11-01
JP2008058622A2008-03-13
Other References:
See also references of EP 2682821A4
Attorney, Agent or Firm:
FUKUMURA, Naoki et al. (JP)
Naoki Fukumura (JP)
Download PDF:
Claims: