Patents for G03G 9 - Developers (22,748)
05/1999
05/14/1999WO1999023533A1 Binder resin for toners and process for preparing the same
05/14/1999WO1999023174A1 Particles having an attached stable free radical, polymerized modified particles, and methods of making the same
05/14/1999CA2307580A1 Particles having an attached stable free radical, polymerized modified particles, and methods of making the same
05/12/1999EP0915386A2 Dyed toner
05/12/1999EP0915385A2 Magnetic toner for MICR printer
05/11/1999US5902711 Polymeric milling media in a liquid organic medium continuous phase if it is a solvent for the milling media polymer in uncured form, and milling media is cured to limit swelling; electrophotographic toner
05/11/1999US5902710 Blending colorant dispersion with latex emulsion comprised of resin particles, a nonionic surfactant, and an ionic surfactant of opposite charge polarity to that of the ionic surfactant in said colorant dispersion; heating, isolating
05/11/1999US5902709 Branched polyester having specified tetrahydrofuran-insouble content, molecular weight distribution
05/06/1999EP0913736A1 Toner processes
05/06/1999EP0913735A2 Toner particles containing a mixture of a modified linear polymer, a cross-linked polymer and a wax
05/06/1999EP0913459A1 Surfactants
05/04/1999US5900344 Carrier composition and processes thereof
05/04/1999US5900343 Ferrite carrier for electrophotographic development
05/04/1999US5900315 Treated with cyclic silazane; effective free-flow attribute to toners and developers in electrophotography
04/1999
04/28/1999EP0910817A1 Improvements in printing
04/27/1999US5898064 Suspending liquid polymer in polyelectrolyte polymeric material as a primary particles of oil droplets, adjusting ph of suspension of insolubilized ph range to allow primary paraticles agglomerate and fuse in secondary particles
04/21/1999CN1214473A Use of pigment yellow 155 in electrophotographic toners and developers, powder coatings and inkjet inks
04/21/1999CN1214470A Toner and image froming method
04/20/1999CA2041910C Toner and developer compositions with charge enhancing additives
04/14/1999EP0908789A1 Use of Pigment Yellow 155 in electrophotographic toners or developers, powder lacquers and ink jet inks
04/14/1999EP0908788A1 A toner for electrophotography and a production method thereof
04/13/1999CA2105248C Toner and developer compositions with pyridinium compounds and tetrasubstituted ammonium salts as charge enhancing additives
04/08/1999DE19744097A1 Pigment Yellow 155 used in electrophotographic toner or developer, powder
04/07/1999EP0907112A1 Colored magnetic toner and process for preparing the same
04/07/1999EP0906931A2 Solvent removal from suspended polymer solution droplets
04/07/1999EP0906371A1 Colored pigment and aqueous compositions containing same
04/07/1999EP0906370A1 Pyridone colorants
04/06/1999US5892033 Metallic chelating dye
04/06/1999US5891600 Toner, binder resin and color and additive with titanium oxyhydroxide reacted with silane and silicon oil
04/01/1999WO1999015577A1 Method for producing a cross-linked polymer composition with coloring agents for electrophotographic toner
04/01/1999DE3546904C2 Dry electrostatic developer contg. toner with binder and poly:alkylene
03/1999
03/31/1999EP0905569A2 Magnetic toner, image forming method and process cartridge
03/31/1999EP0905568A1 Magnetic toner and image forming method
03/31/1999EP0905088A1 Magnetite particles and process for production thereof
03/30/1999US5888692 Agitating carrier particles; coating with solvent; heating
03/30/1999US5888691 Accumulating wastes; screening; melt mixing
03/30/1999US5888689 Depositing toner particles containing reactive group, radiation curable compound, initiator on substrate having toner receiving layer containing reactive group, reacting reactive groups to harden image
03/30/1999US5888687 Toner for developing electrostatic charge image, production method thereof, and image formation method
03/30/1999US5888686 Containing polymer particles
03/30/1999US5888657 Image receptor sheet or web material carrying a layer with a polysiloxane modified polymer
03/30/1999US5888276 Reducing charge generation between toner particles and interior surface of waste container using cyclone separator
03/25/1999WO1999001799A3 One-component development station
03/25/1999DE19741720A1 Cross-linked polymer composition used as binder for electrophotographic toner
03/23/1999US5886160 Thermal treatment
03/23/1999US5886067 A graft copolymer comprising steric stabilizer covalently bonded to a thermoplastic polymer core; an electrophotographic liquid toner use in high speed printing presses, photocopying apparatus, microfilm; blocking and improved erasure resistance
03/23/1999US5885743 Improved in the thermal fixing characteristics and the environmental stability of charging, exhibits a wide fixing temperature width at the heated roll fixing and has excellent triboelectricity
03/23/1999US5885742 Carrier for electrophotography, two-component type developer, and image forming method
03/23/1999US5885741 Inorganic powder with a cured polysiloxane protective coatings for improving humidity resistance, durability, heat resistance
03/23/1999US5885740 Magnetite particles, a process for producing them and applications thereof
03/23/1999US5885739 Colored toner and developer compositions
03/23/1999CA2143889C Conductive polymeric composite particles and processes thereof
03/18/1999WO1999013382A1 Process for preparing flash fixation toner and master batch for use in said process
03/18/1999WO1999013007A1 Isoxindigos useful as colorants and preparation thereof
03/18/1999WO1999012941A1 Zirconium compounds and electrophotographic toner containing the same
03/18/1999CA2280867A1 Isoxindigos useful as colorants and preparation thereof
03/17/1999EP0902005A2 Metallic soap fine particles, process for producing same and use of same
03/17/1999CN1210993A Image forming device and image forming method
03/17/1999CN1210992A Positive-chargerable toner, image forming method and apparatus unit
03/16/1999US5884129 Black developer which contains a small-diameter black toner
03/16/1999US5882834 Method of making developer compositions with stable triboelectric charging properties
03/16/1999US5882833 Colors and aromatic sulfonic acid salts
03/16/1999US5882832 Toner includes a metal oxide and a metal-containing azo dye
03/11/1999WO1999012078A1 Toner for electrostatic image development and process for producing the same
03/11/1999WO1999012077A1 Polyester toner microspheres for electrophotographic imaging systems
03/11/1999WO1999012076A1 Process for producing binder resin for toners for developing electrostatic images
03/11/1999WO1999011720A1 Polyester toner composition for electrophotographic imaging systems
03/11/1999CA2269355A1 Process for producing binder resin for toners for developing electrostatic images
03/10/1999EP0901046A1 Toner and image forming method
03/10/1999EP0901045A1 Toner and developer compositions with compatibilizers
03/10/1999EP0900255A1 Donor-substituted oxindigo derivatives and their use as colourants
03/10/1999CN1210283A Toner for developing electrostatic images, image forming method and process cartridge
03/09/1999US5879849 Developer of resin beads with silica adhered to their surface, beads adhered to surface of parents of toner; resin beads prevent silica from being buried in the parents of toner for maintained developer transferring ratio
03/09/1999US5879848 Toner for full color developing
03/09/1999US5879846 Image forming process and apparatus
03/09/1999US5879444 Composition comprising organic pigment treated with quinacridone pigment derivative; improved rheology and dispersibility
03/04/1999WO1999010109A1 Method for making polymer-coated pigment particles using initiator-treated pigments
03/04/1999CA2302263A1 Method for making polymer-coated pigment particles using initiator-treated pigments
03/03/1999EP0899617A1 Electrostatic image-developing toner and image-forming method
03/03/1999CN1209571A Use of compounding material between polyelectrolytes as charge controlling agent
03/02/1999US5876896 Liquid toner composition and method of manufacturing the same
03/02/1999US5876894 Release agent is polyoctadecylmethylsiloxane
03/02/1999US5876893 2 to 15 mol % of li.sub.2 o, 5 to 30 mol % of mno and 60 to 90 mol % of fe.sub.2 o.sub.3.
02/1999
02/24/1999EP0898210A2 Method and apparatus for self-fixing printing from a ferroelectric recording member
02/24/1999EP0898209A2 Image forming apparatus
02/24/1999EP0898206A2 A method for coating carrier particles for use in electrostatic developers
02/24/1999EP0898205A1 Toner
02/24/1999EP0898204A1 Toner and image forming method
02/23/1999US5874580 Fluorescent perylene pigments
02/23/1999US5874194 Copolymerized comonomer is selected from (meth)acrylic ester, acrylic acid, acrylonitrile, alkyl acrylate or methacrylate, alkyl vinyl ether, vinyl ester, styrenes, methacrylic acid, vinyl amide, vinyl halide, maleic anhydride, methacrylamide
02/23/1999US5874019 Hexahedral cubic shape iron oxide particles containing silicon oxide; high coercive force, free-flowing, high resolution when use as toner, black chromaticity
02/18/1999WO1999008159A1 Toner composition
02/18/1999CA2267551A1 Toner composition
02/16/1999CA2176482C Black electrophoretic particles and method of manufacture
02/10/1999EP0896253A1 Toner composition for developing electrostatic latent image
02/10/1999EP0896252A1 Toner for developing latent electrostatic images and image formation method using the toner
02/10/1999CN1207507A Magnetic toner, process for producing it, image forming method and process cartridge
02/09/1999US5870656 Image forming apparatus for effecting development and cleaning by using magnet brush
02/09/1999US5870129 Image forming method and apparatus transferring an ink image
02/09/1999US5869558 Black electrophoretic particles and method of manufacture
02/09/1999US5869216 Latex, aggregation, fusion/coalescence, surface treatment with a salicylic acid or a catechol