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Inventor:
Kadokura; Yasuo
Address:
Minamiashigara, JP
No. of patents:
12
Patents:












Patent Number Title Of Patent Date Issued
7514194 Toner for developing electrostatic latent image and production method thereof, electrostatic lat April 7, 2009
The invention provides a toner for developing electrostatic latent images containing at least a binder resin, a colorant, a releasing agent, and a graft polymer that has been made by graft polymerization of a resin matrix and a macromonomer including at least one group selected from the
7183034 Image forming method, image forming apparatus and toner cartridge February 27, 2007
The present invention provides a tandem-type image forming method using a trickle developing system, wherein the average circularity of a toner contained in at least a supplementary developer used for appropriately supplying a developer to a developing device is in the range of 0.940 to
6733944 Image forming process May 11, 2004
The present invention provides an image forming process including the steps of: forming a latent image; developing the latent image with a toner to form a toner image; transferring the toner image onto a receiving body; and fixing the toner image to the receiving body, wherein the step o
6558864 Toner for developing electrostatic image, method for producing the same, electrostatic image dev May 6, 2003
Provided are a toner and its production, a developer, an image forming method and an image forming apparatus. The toner has excellent fixation characteristics of good releasability, hot offset resistance, folding resistance, surface glossiness, and OHP transparency. The toner contains a
6416918 TONER FOR DEVELOPING ELECTROSTATIC IMAGE, PROCESS FOR PRODUCING THE SAME, FINE RESIN PARTICLE DI July 9, 2002
A toner for developing an electrostatic image, a developer for developing an electrostatic image, a process for producing them, and a process for forming an image that provide excellent developing and transferring performance and also provide excellent performance stability, as well as
6153346 Electrostatic image developing toner, process for the production thereof, electrostatic image de November 28, 2000
Disclosed is an electrostatic image developing toner comprising a binder resin and a coloring agent, which exhibits a volume-average particle distribution GSDv of not more than 1.26 and an acid value of from 1.0 to 20 mgKOH/g and contains a surface active agent in an amount of not more
6096465 Toner for developing electrostatic latent image, method for manufacturing the same, developer an August 1, 2000
A toner composed of binder resin and carbon black particles has a volume-average particle diameter (D.sub.50) of 2.0 to 9.0 microns and a volume-average particle size distribution index (GSDv) of 1.25 or less. Carbon black particles adhering to the surfaces of toner particles have an
6022662 Toner for developing electrostatic images, method of producing toner for developing electrostati February 8, 2000
Disclosed is toner for developing an electrostatic image, which toner has a volume average particle size distribution index (GSDv) of 1.3 or less, and a ratio of the volume average particle size distribution index (GSDv) to a number average particle size distribution index (GSDp), i.e.,
5998078 Method of preparing toner for electrostatic charge image development, toner for electrostatic ch December 7, 1999
The present invention provides a method of preparing a toner for electrostatic charge image development comprising the steps of a liquid mixture preparation process for preparing a liquid mixture by mixing at least a resin particle dispersion prepared by dispersing resin particles in
5910389 Method for producing toner for developing images of electrostatic charge, toner for developing i June 8, 1999
According to the present invention, the method for producing toner for developing an image of electrostatic charge comprises the steps of producing a dispersion liquid of flocculated particles by forming the flocculated particles in a dispersion liquid comprising at least dispersed r
5888687 Toner for developing electrostatic charge image, production method thereof, and image formation March 30, 1999
The present invention relates to a production method of a toner for developing an electrostatic charge image having an excellent charging property, the method comprising the steps of: forming aggregative particles in a dispersion including at least dispersed resin particles to prepar
5849456 Toner for developing electrostatic charge image, production method thereof, and image formation December 15, 1998
The present invention provides a toner for developing an electrostatic charge image having excellent characteristics including a developing property, transfer property, fixing property, and cleaning property, and an efficient production method thereof. The present invention relates to a










 
 
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