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7384722 |
Method for preparing functional particulate organic material, toner using the functional particulate organic material, and image forming method and apparatus using the toner
A method for preparing a functional particulate organic material, including providing a suspension of a particulate organic material having an acid group on a surface thereof; reacting a metal...
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7384719 |
Carrier, developer including the carrier, and image forming apparatus using the developer
A carrier composition, including a particulate magnetic material; and a layer located on a surface of the particulate magnetic material, wherein the layer is formed by heating a mixture containing...
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7376372 |
Image forming apparatus and method for forming image
An image-forming apparatus includes a rotary developing device including a casing having absolute value of the surface potential of not larger than 300 V.
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7374846 |
Method for preparing of non-magnetic monocomponent color toner having superior long term stability
The present invention relates to a non-magnetic monocomponent color toner composition and a method for preparing the same, and more particularly to a non-magnetic monocomponent color toner...
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7371495 |
Toner
A toner is formed of toner particles including a polyester resin as a principal component, and at least a colorant and a charge control agent, and externally added inorganic fine particles and...
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7368214 |
Electrostatic latent image developing toner and manufacturing method thereof
An electrostatic latent image developing toner including, as a binder resin, a crystalline resin and at least one kind of non-crystalline resin, wherein, in a dynamic viscoelasticity measurement by...
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7364826 |
Electrostatic latent image developing toner, and method for manufacturing electrostatic latent image developer and electrostatic latent image developing toner
There is provided an electrostatic latent image developing toner including a binder resin, a colorant, and a release agent, wherein the shape factor SF1 of the toner is within the range from 110 to...
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7358020 |
Image forming apparatus and image forming method
An image forming apparatus for enabling an image forming which is stable for a long time, by using a charging method in which the amount of generated ozone or nitrogen oxides is reduced and...
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7348121 |
Toner, method for manufacturing the toner, developer including the toner, toner container containing the toner, and image forming method, image forming apparatus and process cartridge using the toner
A toner including toner particles comprising a binder resin; and at least two kinds of particulate resins which are located on at least a surface of the toner particles, wherein the toner satisfies...
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7348119 |
Toner for developing electrostatic latent image, method for manufacturing toner, and developer for developing electrostatic latent image
The present invention provides a toner for developing an electrostatic latent image including: toner mother particles containing a binder resin and a colorant; and manganese compound particles...
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7348118 |
Non-magnetic monocomponent toner having excellent developing property at low temperature condition
The present invention relates to a non-magnetic mono-component toner composition and a preparation method thereof. Disclosed is a non-magnetic mono-component toner composition prepared by coating a...
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7344814 |
Toner and image-forming method therewith
A toner for an image-forming apparatus and method which apparatus has a cleaning means with a cleaning blade to remove a residual toner remaining on a surface of a photoconductive member after...
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7344812 |
Developer for developing electrostatic latent image and image forming apparatus
A developer for developing an electrostatic latent image, including a carrier which includes core particles, and a surface layer surrounding each of the core particles and containing an acrylic...
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7326507 |
Preparation of a toner for reproducing a metallic hue and the toner
The present invention relates to a toner and process for preparing a toner for reproduction of a metallic, preferably golden or silvery, hue by a printing process, especially for...
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7323281 |
Toner, developer including the toner, container containing the toner or the developer and method of producing the toner
A toner comprising toner particles comprising a first binder resin; a second binder resin different from said first binder resin and having a glass transition temperature of from 40 to 55° C.; a...
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7323280 |
Chemically produced toner and process therefor
A toner for developing an electrostatic image comprising toner particles which include a binder resin, a wax and a colorant, wherein the wax has a melting point of between 50 and 150° C., the wax...
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7318987 |
Dry toner comprising entrained wax
Dry electrographic toner compositions are provided comprising a plurality of dry toner particles, wherein the toner particles comprise polymeric binder comprising at least one amphipathic copolymer...
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7316882 |
Image forming method
The present invention provides an image forming method for obtaining excellent color fixed images with a smaller amount of light energy. This image forming method includes the steps of: forming a...
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7316879 |
Imaging color toner, color image forming method and color image forming apparatus
In an imaging color toner employing a photofixing system, a binder resin, which contains, as a principal component, a polyester resin obtained by mixing a first polyester resin having a softening...
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7314697 |
Toner compositions including large external latex particles
A toner composition includes toner particles having at least one spacer of substantially monodisperse latex particles that are dried and attached to the toner particles, in which the attached latex...
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7309557 |
Image forming apparatus and image forming method
An image forming apparatus comprising an electrophotographic photoreceptor to form a toner image by developing an electrostatic latent image with a developer containing a toner and a developing...
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7303846 |
Electrophotographic toner, process for producing the same, and process for forming image
An electrophotographic toner contains at least a binder resin and a colorant, and log 10 {[Cu]/[C]} satisfies the following equation (1):
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7288351 |
Magenta toner for developing electrostatic images, process for production thereof, developer and image-forming method
A magenta toner for developing electrostatic images provided which contains a binder resin and a colorant, wherein the colorant includes a mixed crystal of two or more colorants and when a solid...
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7273686 |
Toner
In a toner comprising toner particles which comprise toner base particles containing at least a binder resin and a magnetic material, and inorganic fine particles, the toner base particles have...
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7267922 |
Method of preparing particulate phase toner using fractional dissolution and particulate phase toner prepared using the same
A method is provided for preparing a particulate phase toner for use in an electrophotographic image forming apparatus. The method uses fractional dissolution rather than pulverization and chemical...
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7267918 |
Toner and method of manufacturing toner
Cross-linked type organic fine particles are used as organic fine particles having a core-shell structure to be attached to a base particle, and the cross-linking degree of the core part is made...
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7262262 |
Resin composition for toner and toner
The present invention has for its object to provide a resin composition for toner exhibiting excellent low temperature fixation performance, high temperature offset-resistance and anti-blocking...
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7252916 |
Electro-photographic developing agent
A non-magnetic one-constituent developing agent is an electro-photographic developing agent that provides high quality images without fogging, scattering of toners and ineffective development by...
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7250240 |
Toner, developer, container containing toner, process, cartridge, image forming apparatus and process
The toner according to the present invention may be produced from a toner raw composition which comprises a foaming agent, a binder resin and a colorant, wherein the colorant comprises a black...
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7250239 |
Yellow toner for flash fixation, and electrophotographic developer and image forming method using the same
The present invention discloses a yellow toner for flash fixation, comprising an infrared absorbent, one or more yellow colorants, and a binder resin, wherein a* of the infrared absorbent in an...
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7244537 |
Toner for developing an electrostatic charge image and method for its production
To provide a toner for developing an electrostatic charge image, which has a good low temperature fixing property whereby it is useful for an image-forming device of a low temperature heat fixing...
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7241548 |
Toner, method for preparing the toner, and image forming method and apparatus using the toner
A method for preparing a toner including toner particles, including granulating a toner constituent mixture to prepare toner constituent particles having a polar group with a first polarity on a...
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7229735 |
Toner compositions
A toner composition for use in a xerographic or electrostatographic imaging process. The toner composition includes a toner particle and an optional primary external surface additive and a friable...
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7220525 |
Secure imaging toner and methods of forming and using the same
A toner for printing documents that are difficult to chemically or physically forge and that are readily easy to visually verify and methods of using and forming the toner are disclosed. The toner...
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7220524 |
System and method for producing secure toner-based images
A system and a method for printing a secure document that is difficult to forge and readily easy to visually verify are disclosed. The system includes a colorant for printing an image on a surface...
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7217484 |
Toners and processes thereof
Disclosed is an oil-less toner composition exhibiting good low temperature release and stripping in fixing, enhanced surface gloss of fixed image, and/or OHP transparency. By controlling one or...
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7214459 |
Toner for developing electrostatic charged images and developer for developing electrostatic charged images, and image forming method using the same
The invention provides a toner for developing electrostatic charged images comprising toner mother particles containing a binder resin and a colorant, and an external additive, wherein: the average...
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7214458 |
Toner compositions
A toner that contains resin, colorant, wax and an aromatic hydrocarbon compatibilizer.
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7211361 |
Image formation apparatus and image formation method
An image formation apparatus includes a development unit using a developer support having a conductive surface layer, and a control unit for causing an idle operation of the developer support to be...
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7208449 |
Decolorable image forming material
A decolorable image forming material contains a color former and a developer, that develop a colored state through interaction therebetween and can be decolored by heating or contact with a...
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7205082 |
Electrostatic charge image developing toner
An electrostatic charge image developing toner having: a toner particle having a colorant and a resin; and a surfactant having two or more anionic groups within one molecule in an amount of 10 ppm...
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7189485 |
Toner
A toner having high mechanical strength and being capable of exhibiting a sufficient fixing property in a wide temperature range is provided. Further, a fixing device and an image forming apparatus...
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7186491 |
Negatively charged coated electrographic toner particles
Negatively charged coated toner particles are provided that comprise a plurality of polymeric binder particles that are substantially free of negatively charged pigment and a coating material...
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7183031 |
Positively charged coated electrographic toner particles
Positively charged coated toner particles are provided that comprise a plurality of polymeric binder particles that are substantially free of positively charged pigment and a coating material...
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7179576 |
Toner and production process for the same
A toner includes core particles containing a resin and a colorant, and a coating layer formed over the core particles. The coating layer includes at least one type of coating particles selected...
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7172844 |
Toner for electrophotography, and image forming process, process cartridge and image forming apparatus using the same
A toner for electrophotography contains a binder resin, a colorant and a releasing agent and has a viscosity, a storage modulus (G′) and a loss modulus (G″), in which the viscosity is 1×10 3 ...
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7166401 |
Toner for electrophotography, image-forming method, image-forming apparatus and toner cartridge
The present invention provides a toner for electrophotography comprising a binder resin, a coloring agent and a release agent, wherein the toner has a storage modulus G′ of 5.0×10 2 to 1.0×10...
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7164036 |
Benzophenone compound and ink composition including the same
A benzophenone compound, and an ink composition that includes the benzophenone compound can absorb UV light, and thus improve lightfastness of images produced with the ink composition containing...
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7160662 |
Electrostatic latent image developing agent and image forming method
The present invention relates to an image forming method including: a charging step; an electrostatic latent image forming step; a developing step; a transfer step; a fixing step; and a cleaning...
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7157198 |
Toner for electrostatic latent image development and an image forming method
Toner for electrostatic latent image development includes at least a resin, a coloring agent and a crystalline compound, wherein the toner particle has sea-island structure and the crystalline...
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