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Patent Searching and Data


Title:
ELECTROPHOTOGRAPHIC TONER AND REINFORCEMENT THEREFOR
Document Type and Number:
WIPO Patent Application WO/1995/018401
Kind Code:
A1
Abstract:
An electrophotographic toner comprising a binder resin, a colorant and a reinforcement, wherein the reinforcement comprises a resin particle prepared by coating a core layer comprising an acrylate copolymer and/or a methacrylate copolymer having a glass transition temperature of 0 �C or below or a diene copolymer having a glass transition temperature of 0 �C or below with a vinyl polymer having a glass transition temperature of 50 �C or above; a toner reinforcement comprising the resin particle; and an image forming method of nonmagnetic one-component development type using a blade which applies electric charges while controlling the thickness of the developing roll and that of the toner layer formed on the roll, which method is characterized by the use of the above electrophotographic toner.

Inventors:
MARUTA MASAYUKI (JP)
SHIMIZU JUN (JP)
SATA SHINICHI (JP)
HIDAKA YASUHIRO (JP)
Application Number:
PCT/JP1994/002142
Publication Date:
July 06, 1995
Filing Date:
December 19, 1994
Export Citation:
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Assignee:
KAO CORP (JP)
MARUTA MASAYUKI (JP)
SHIMIZU JUN (JP)
SATA SHINICHI (JP)
HIDAKA YASUHIRO (JP)
International Classes:
G03G9/08; G03G9/087; G03G13/08; (IPC1-7): G03G9/08
Foreign References:
JPS57188045A1982-11-18
JPS5250240A1977-04-22
JPH04282641A1992-10-07
Other References:
See also references of EP 0737899A4
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