Patents for G03G 9 - Developers (22,748)
08/2001
08/07/2001US6271401 Fluorescent anthraquinoid pigments
08/07/2001US6270937 Comprising a binding resin, a colorant, and an ester based wax such as meadowfoam oil or jojoba oil having specified iodine value and saponification value; fixability, offset resistance, transfer efficiency and good reproducibility
08/07/2001US6270933 Color toner containing sublimation dyes for use in electrophotographic imaging devices
08/07/2001US6269955 Air current classifying separator
08/02/2001WO2001055028A1 Oxide powder and method for preparing the same, and product using the same
08/02/2001US20010010888 Method of producing toner for developing latent electrostatic images
08/02/2001US20010010887 Zirconium compound and electrophotographic toner employing it
08/01/2001EP1120647A2 Toner characterization cell
08/01/2001EP0658255B1 Method for manufacturing spherical particles
08/01/2001CN1306227A Color image forming method
07/2001
07/31/2001US6268103 Emulsion polymerization of latex and wax blend
07/31/2001US6268102 Toner coagulant processes
07/31/2001US6268100 Carrier particles with halosilanated pigments
07/31/2001US6268099 Toner is mixture of binder, coloring agent and lubricant
07/31/2001US6268098 Full-color electrophotographic image formation method, color toners for use in the same, and color image formed by use of the color toners
07/26/2001WO2001053895A1 Liquid toner and method of printing using same
07/26/2001WO2001052618A2 Stabilized silica and methods of making and using the same
07/26/2001US20010009623 Color image forming apparatus and method
07/26/2001CA2396953A1 Stabilized silica and methods of making and using the same
07/26/2001CA2391955A1 Liquid toner and method of printing using same
07/25/2001CN1305125A Process for preparing polymerized ink powder of laser printer
07/24/2001US6265127 1, 4-dihydrophyridine charge control agents for electrostatographic toners and developers
07/24/2001US6265126 Surface-treating a powder of a metal oxide with silicone oil having epoxy groups and a non-polymeric amine compound having a lower number of primary and/or secondary amino groups than the number required for reaction with all epoxy groups
07/24/2001US6265125 Yellow toner, magenta toner, cyan toner and black toner, in which the black toner comprises black toner particles and a black pigment and having a standard deviation of degree of roundness of not more than 0.045
07/24/2001US6264861 Method for producing rounded polymeric particles
07/19/2001US20010008594 Full-color toner cartridge, method for supplying toner from cartridge and method for filling toner cartridge with toner
07/18/2001EP1116708A1 A method of dehydrating a tertiary alcohol
07/17/2001US6261732 Development processes
07/17/2001US6261731 Containing as charge control agent a trivalent chromium salt of salicylic acid/derivatives prepared by adding solution of alkali metal salt of salicylic acid/derivatives to chromium (iii) halide; electrophotography, electrostatics
07/17/2001US6261691 Metal sulfide and alkali (or alkaline) metal fluoride, carbonate or phosphate
07/17/2001US6261359 Soluble chromophores
07/17/2001US6260708 Method for air classification of toner
07/12/2001US20010007887 An organic pigment and either an ammonium polyphosphate or an organophosphorus compound; low flammability, hot storable, and nondeflagrating
07/10/2001US6258504 Toner containing resin prepared by a combination of emulsion followed by suspension polymerization
07/10/2001US6258503 Melt processability of polymer
07/10/2001US6258502 Two-component developer, two-component developer holding container, and electrophotographic image formation apparatus equipped with the container
07/10/2001US6258501 Developing agent and image forming apparatus
07/05/2001WO2001048030A1 Method of diminishing unreacted monomer in vinyl polymer and toner resin reduced in unreacted monomer content
07/05/2001US20010006756 Conductive metal powder, a charge control agent and an adhesion reinforcing agent combined with a heat-melt resin
07/05/2001US20010006197 Process for the production of toner for developing electrostatic image
07/04/2001CN1302393A Process for making particulate compositions
07/04/2001CN1302392A Dry toners
07/03/2001US6255363 Liquid inks using a gel organosol
07/03/2001US6255029 Process for preparing a color toner for developing an electrostatic image
07/03/2001US6255028 Electrophotographic toner and image forming method using the toner
07/03/2001US6254929 Mixing resin particles with water soluble fatty acid metal salt and metal salt solution; adhesion of water insoluble fatty acid metal salt to form finely dispersed colloid particles
06/2001
06/28/2001US20010005568 A toner consists of a binder, pigments or dyes as colorant, and a surface additive of a coated silica, wherein the coating is comprised of a mixture of aminopolysiloxane and hexamethyldisilazane
06/27/2001EP1111474A2 Image forming method and heat fixing method using a toner including a wax
06/26/2001US6251556 Mixture of binder resin and colorant
06/26/2001US6251555 Black magnetic composite particles for black magnetic toner and black magnetic toner using the same
06/26/2001US6251554 Coated carrier
06/26/2001US6251553 Use of mixed-crystal pigments of the quinacridone series in electrophotographic toners and developers, powder coatings and inkjet inks
06/26/2001US6250742 Image forming apparatus for reducing ink particles using liquid agent or heat
06/21/2001US20010004667 Retains charge instantly, maintains charge density
06/21/2001DE19959288A1 Sicherheitstechnisch verbesserte Pigmentzubereitungen Safety-improved pigment preparations
06/20/2001EP1109071A1 2-(1,2-benzisothiazol-3(2h)-ylidene 1,1-dioxide)acetamides negative charge control agents for electrostatographic toners and developers
06/20/2001EP1109070A2 1,4-Dihydropyridine charge control agents for electrostatographic toners and developers
06/20/2001EP1109069A2 Toner for the development of electrostatic image and method for producing the same
06/20/2001CN1299990A Toner, method for producing said toner, imaging method and apparatus unit thereof
06/19/2001US6249657 One-way heat fixing device for fixing developers on a recording medium and a method therefor
06/19/2001US6248692 Erasable image forming material
06/19/2001US6248495 Electrostatic image developer
06/19/2001US6248494 Toner for developing an electrostatic image and a production method thereof, and an image forming method
06/19/2001US6248493 Toner for non-magnetic single component development
06/19/2001US6248492 Depositing charged toner particles of resin dispersed with ceramic pigment
06/19/2001US6248491 Polyester binder; fixing; quality; electrography
06/19/2001CA2076847C Toner and developer compositions with surface additives
06/14/2001WO2001042378A2 Pigment preparations that are improved with regard to safety regulations
06/14/2001WO2001042372A1 Fine metal oxide powder having high dispersibility and toner composition comprising the same
06/14/2001US20010003636 Toner for electrophotography
06/14/2001US20010003635 A developer for developing an electrostatic latent image in an electrophotography consists of a toner formed of a resin binder and a coloring material, and a silicon oil or fluorine oil is added to surface of particles of toner
06/14/2001US20010003634 The toner comprises a binder resin, a colorant and a wax ; toner improves durability of the developer and photoreceptor, minimizes image smear at high temperature and humidity and exhibit excellent fixation as well as offsetting resistance
06/14/2001CA2393991A1 Pigment preparations that are improved with regard to safety regulations
06/13/2001EP1107069A1 Toner for electrophotography
06/13/2001EP0548076B1 Solvation-based charge direction of liquid electrophotographic developer compositions
06/12/2001US6245474 Polymer coated carrier particles for electrophotographic developers
06/12/2001US6245129 Comprising an upper liquid supporting member defining an open hole, a lower liquid supporting member, disposed separately, solvent suspension being dropped from the hole to the lower liquid, contacted with a gaseous phase
06/12/2001CA2092707C Solvation-based charge direction of liquid electrophotographic developer compositions
06/07/2001WO2001040878A1 Use of salt-like structural silicates as charge controlling agents
06/06/2001CN1066767C Mixed crystals and solid solutions of 1,4-diketopyrrolopyrroles
06/05/2001US6242148 Developing agent, image forming apparatus, and method for forming image
06/05/2001US6242146 Carrier for electrostatic-charged image developer, developer and image forming process using the same, and carrier core material reproducing process
06/05/2001US6242145 Toner and developer providing offset lithography print quality
05/2001
05/31/2001US20010002306 Hard magnetic ferrite core, polymer resin coating and organic conductive coating on the polymer such as a charge control agent; electrostatographic two-component dry developer; aging resistance
05/31/2001US20010002305 Comprising a binding resin, a colorant, and an ester based wax having iodine value of not more than 25 and saponification value of 30 to 300; fixability, anti-offset properties, waste toner recycle properties, transfer efficiency
05/31/2001DE19957245A1 New saline structural silicates with trialkyl-perfluoroalkenyl-ethyl-ammonium cation and other saline silicates are used as charge regulator in electrophotographic toner, powder lacquer, electret material or electrostatic separation
05/31/2001DE10043716A1 Analyzing behavior of mixed particles with two diameters, e.g. in laser printer toner unit, involves pair of analyzers taking into account interaction between the two sizes
05/29/2001US6238836 Toner composition and developer for electrostatic image development
05/29/2001US6238835 Toner particles containing a mixture of a modified linear polymer, a cross-linked polymer and a wax
05/29/2001US6238834 Magnetic toner particles containing a binder resin, a magnetic fine powder and a wax; nonfogging, image quality
05/25/2001WO2001037054A1 Resin composition for toner and toner
05/23/2001EP1102127A2 Toner for electrostatic image development and image forming method employing the same
05/23/2001DE10036647A1 Toner for forming image and binary developer and image formation and production of toner for forming image
05/23/2001CN1066174C Water isoluble azoie color based on amino quinazoline dione
05/22/2001US6235444 Emulsifying a binder resin, desolventizing, adjustment surface tension
05/22/2001US6235443 Carrier for electrophotographic developer and electrophotographic developer containing the same
05/22/2001US6235442 Colored, magnetically attractable powder containing fluorescent dye
05/22/2001US6235441 Positively chargeable toner, image forming method and image forming apparatus
05/22/2001US6235095 Ink for inkjet printers
05/17/2001US20010001266 Disk reproducing apparatus controlling read signal from a disk by using demodulated identifying signal and stored identifying signal in a memory