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US20070231731 Ferrite carrier for electrophotographic developer, method for producing the same, and electrophotographic developer  
A ferrite carrier for an electrophotographic developer having a compression breaking strength of 150 MPa or more, a rate of compressive change of 15.0% or more and a shape factor SF-1 of 100 to...
US20050260516 Developer, and image forming method using the developer  
A developer for an electrophotographic tandem image forming method is provided that contains a toner; and a carrier, wherein the toner has a shape factor SF-1 of from 120 to 160, an average...
US20090246677 CARRIER CORE MATERIAL FOR AN ELECTROPHOTOGRAPHIC DEVELOPER, CARRIER, AND ELECTROPHOTOGRAPHIC DEVELOPER USING THE CARRIER  
A carrier core material for an electrophotographic developer containing Li ferrite, maghemite, and Fe3O4, wherein a part thereof is substituted with Mn, a Li content is 1 to 2.5% by weight, a Mn...
US20070048652 Carrier and developer  
The present invention provides a carrier which contains core material particles having magnetism and a coating layer on the surfaces of the core material particles; in which the particle density...
US20060099528 Carrier composition  
A carrier particle for an electrostatographic process, and a developer employing such carrier particle, is provided. The carrier particle includes an irregular shaped ferrite core, and a coating...
US20150220014 METHOD FOR MANUFACTURING CARRIER CORE PARTICLES FOR ELECTROPHOTOGRAPHIC DEVELOPER, CARRIER CORE PARTICLES FOR ELECTROPHOTOGRAPHIC DEVELOPER, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, AND ELECTROPHOTOGRAPHIC DEVELOPER  
This invention is directed to a method for manufacturing carrier core particles for electrophotographic developer containing iron, manganese, and calcium as a core composition. The method includes...
US20140017606 FERRITE PARTICLES AND ELECTROPHOTOGRAPHIC CARRIER AND ELECTROPHOTOGRAPHIC DEVELOPER USING SAME  
A material expressed as a composition formula MXFe3-XO4 (where M is at least one of Mg and Mn, and 0≦X≦1) is a main component, and as a total amount, 0.1 to 2.5 weight percent of at least one of a...
US20140242511 METHOD FOR MANUFACTURING CARRIER CORE PARTICLES FOR ELECTROPHOTOGRAPHIC DEVELOPER, CARRIER CORE PARTICLES FOR ELECTROPHOTOGRAPHIC DEVELOPER, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, AND ELECTROPHOTOGRAPHIC DEVELOPER  
Provided is a method for manufacturing carrier core particles for electrophotographic developer capable of stably maintaining high chargeability over a long time. The method for manufacturing...
US20110183253 CORE MATERIAL OF FERRITE CARRIER AND FERRITE CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, AND ELECTROPHOTOGRAPHIC DEVELOPER USING THE FERRITE CARRIER  
A core material of a ferrite carrier for an electrophotographic developer, the core material being composed of a ferrite particle containing at least one or more temperature compensation-type...
US20070048650 Carrier for electrostatic latent image development and electrostatic latent image developer  
An electrostatic latent image developing carrier is provided which comprises a core particle and a resin coating layer containing conductive particles dispersed therein, the carrier having a...
US20070243479 Electrostatic latent image carrier, electrostatic latent image developer and image forming apparatus  
An electrostatic latent image carrier having core particles and a resin coating layer that coats the surface of the core particles, wherein the surface roughness of the core particles exhibits a...
US20150268578 ELECTROSTATIC CHARGE IMAGE DEVELOPING CARRIER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, AND DEVELOPER CARTRIDGE  
An electrostatic charge image developing carrier includes magnetic particles, wherein the magnetic particles have an unevenness average Sm of a surface, an arithmetic surface roughness Ra of a...
US20140045115 MAGNETIC CARRIER AND TWO-COMPONENT DEVELOPER  
Provided is a magnetic carrier excellent in leakage, uniformity of a solid image having satisfactory charging stability and developing performance at low electric field. The magnetic carrier is a...
US20130316282 MAGNETIC CARRIER AND TWO-COMPONENT DEVELOPER  
The present invention provides a magnetic carrier that can stably impart charge to a toner on a long term basis and that exhibits an excellent toner separation property and thus exhibits an...
US20120064452 CARRIER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE, DEVELOPER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE, DEVELOPER CARTRIDGE FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD  
A carrier for developing an electrostatic charge image comprising a core material and a coating resin layer that covers the core material,wherein the core material is a ferrite particle having a...
Matches 1 - 15 out of 15