Patents for G03G 9 - Developers (22,748) |
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10/22/1991 | US5059504 Carrier for developer |
10/19/1991 | CA2040640A1 Liquid electrophotographic toner with acid containing polyester resins |
10/17/1991 | WO1991015811A1 Glass composite magnetic carrier particles |
10/16/1991 | EP0452209A1 Magnetic toner |
10/16/1991 | CN1055432A 磁性调色剂 Magnetic toner |
10/15/1991 | US5057596 Crosslinked polyester resin from trihydric alcohol |
10/15/1991 | US5057392 With amorphous polyester catalytically crosslinked to novolak resin; storage stability, workability |
10/15/1991 | CA1290892C Process for preparing particles having monodisperse particle size |
10/09/1991 | EP0450417A1 Toner for electrostatography |
10/08/1991 | US5055619 Charge contol agents for electrophotographic toners; developers |
10/08/1991 | US5055370 Image forming resin particles for liquid developer for printing plate |
10/08/1991 | US5055369 Resin grains prepared from a monofunctional monomer and a macromonomer having one terminal double bond |
10/05/1991 | WO1991015813A1 Electrographic gravure printing system |
10/05/1991 | CA2054711A1 Electrographic gravure printing system |
10/03/1991 | WO1991014974A1 A liquid color toner composition |
10/02/1991 | EP0449541A1 Two-component developer for developing electrostatic images |
10/02/1991 | EP0449326A1 Magnetic toner |
10/02/1991 | EP0449323A1 Process for producing toner for developing electrostatic image and apparatus system therefor |
10/02/1991 | EP0448946A2 Electrically conductive stannic oxide |
10/01/1991 | US5053821 Electrophotographic image forming apparatus using photoconductive toner |
10/01/1991 | US5053307 Process for preparing high gloss electrostatic liquid developers |
10/01/1991 | US5053306 Toner particles; adapted for electrophoretic nonpolar liquid; dispersing thermoplastic resin, colorants, charge director com pound |
10/01/1991 | US5053305 Composition and method for developing electrostatic latent images |
09/26/1991 | DE4109161A1 Developing latent electrostatic image - controlling amt. of developer consisting of carrier and toner by pressure of rigid cylindrical magnetic rod |
09/25/1991 | EP0448305A1 A carrier and a production method thereof for developing an electrostatic image |
09/25/1991 | EP0448030A1 Resin coated carriers for electrostatic image development and the method of preparing the same |
09/25/1991 | CN1054855A Carbon brush for miniature motors and method of making same |
09/24/1991 | US5051331 Development of latent images a binder and an olefin copolymer |
09/24/1991 | US5051330 Fluorinated onium salts as toner electrostatic transfer agents and charge control agents |
09/18/1991 | EP0447153A1 Carrier for developer |
09/18/1991 | EP0447078A2 Method of electrophotographically manufacturing a luminescent screen assembly for a CRT |
09/18/1991 | EP0447045A1 Method of preparing micro capsules |
09/18/1991 | EP0446748A2 Use of perylenedyes for the preparation of write, print or copying materials |
09/18/1991 | CN1054675A Salts of acid-containing ab diblock copolymers as charge directors for positive-working electrostatic liquid developers |
09/18/1991 | CN1014001B Improved toner for use in compositions for developing latent electro-staticimages, method of making the same, and liquid composition using the improved to ner |
09/17/1991 | US5049646 Methine dyes |
09/17/1991 | US5049471 Magnetic brush development process |
09/17/1991 | US5049469 Toner image pressure transfer method and toner useful therefor |
09/17/1991 | US5049468 Liquid developers for electrostatic photography |
09/17/1991 | US5049467 Toner for use in the development of electrostatic latent images |
09/17/1991 | CA1288993C Process for producing toners for use in electrophotography |
09/11/1991 | EP0445986A1 Non-magnetic one-component developer and development process |
09/11/1991 | EP0445767A2 Toner and production thereof |
09/11/1991 | EP0445752A2 Salts of acid-containing AB diblock copolymers as charge directors for positive-working electrostatic liquid developers |
09/11/1991 | EP0445751A2 Acid containing A-B block copolymers as grinding aids in liquid electrostatic developer preparation |
09/10/1991 | US5047307 Toner for use in compositions for developing latent electrostatic images, method of making the same, and liquid composition using the improved toner |
09/10/1991 | US5047306 Comprising zwitterion and ionic compounds conjugated to a polymer insoluble in carrier liquid; electrostatic copiers |
09/10/1991 | US5047305 Electrostatic-image developing polyester toner with release agent |
09/08/1991 | CA2037635A1 Toner and production therof |
09/08/1991 | CA2036697A1 Salts of acid-containing ab diblock copolymers as charge directors for positive working electrostatic liquid developers |
09/08/1991 | CA2036696A1 Acid-containing a-b block copolymers as grinding aids in liquid electrostatic developer preparations |
09/04/1991 | EP0444870A2 Receptor sheet for a toner developed electrostatic imaging process |
09/03/1991 | US5045428 Encapsulated toner compositions and processes thereof |
09/03/1991 | US5045425 Salt of trivalent metal and aromatic carboxylic acid, aluminum diisopropyl salicylate |
09/03/1991 | US5045423 Distearyldimethylammoniyum sulfite |
09/03/1991 | US5045422 Core-shell polymers, fluoropolymer core, pressure fixing, electrography |
09/03/1991 | US5045420 Color image forming method and particulate developer for developing electrostatic latent image |
08/29/1991 | DE4006044A1 Halide-doped tin (IV) oxide - used as electroconductive filler or pigment in e.g. plastics, lacquers, paints and paper, etc. |
08/28/1991 | EP0443266A1 Color electrophotography for high quality half-tone images |
08/28/1991 | EP0420855A4 Electrostatic method for multicolor imaging from a single toner bath |
08/27/1991 | US5043241 Liquid developer for electrostatic photography |
08/27/1991 | US5043240 Latent images |
08/27/1991 | US5043239 Negatively chargeable developer and image forming method |
08/21/1991 | EP0442598A2 Polymerization |
08/21/1991 | EP0442105A1 Electrostatographic toner particles containing monomeric ester-containing quaternary ammonium salt charge agents |
08/21/1991 | EP0442022A2 Method of forming ferrite coatings |
08/21/1991 | EP0441950A1 Aqueous dielectric coating compositions and method of producing coatings |
08/20/1991 | US5041625 Thermal stability |
08/20/1991 | US5041352 Liquid developer for electrostatic photography |
08/20/1991 | US5041351 One component developer for developing electrostatic image and image forming method |
08/14/1991 | EP0441427A1 Process for preparing a fluorine-doped tin oxide powder |
08/14/1991 | EP0441426A1 Toner particles having a coating of particles consisting of fluorine-doped tin oxide |
08/14/1991 | EP0441255A2 Dicyanoimidazole compound derivative, magenta toner, colored resin, colored molded resin member and color filter incorporating it |
08/14/1991 | EP0441127A1 Polyolefinic resin-coated carrier with irregular surface |
08/14/1991 | EP0441017A1 Methods of using liquid toner dispersions having enhanced colored particle mobility |
08/14/1991 | EP0441016A1 Improved charge control agent combination for liquid dispersions and methods of use thereof |
08/14/1991 | CN1053849A Metal salts of beta-diketones as charging adjuvants for electrostatic liquid developers |
08/14/1991 | CN1053848A Organometallic compounds as mottle prevention additives in liquid electrostatic developers |
08/13/1991 | US5039773 Toner and developer compositions with thermotropic liquid crystalline polymers |
08/13/1991 | US5039587 Abrasion resistance |
08/07/1991 | EP0440435A2 Liquid developer for electrostatic photography |
08/07/1991 | CN1053620A Continuous process for preparing resin particles in liquid |
08/06/1991 | US5037717 Prevents occurance of decreased image density or increased fog |
08/06/1991 | US5037716 Encapsulated toners and processes thereof |
08/06/1991 | US5037715 Resins for toner of electrophotography and method for manufacturing the same |
07/31/1991 | EP0439367A2 Magnetic toner particles containing iron as the main component and process for producing the same |
07/31/1991 | EP0438894A1 Liquid electrophotographic toner |
07/31/1991 | EP0438746A1 Developer for electrostatic electrophotography |
07/31/1991 | EP0438697A1 Coated carrier particles for electrographic developers |
07/30/1991 | US5035973 Image forming method and apparatus therefor |
07/30/1991 | US5035972 AB diblock copolymers as charge directors for negative electrostatic liquid developer |
07/30/1991 | US5035971 Latex particles, dispersion stabilizer is acid group endcapped addition polymer |
07/30/1991 | US5035970 Encapsulated toner compositions and processes thereof |
07/30/1991 | US5035748 Storage-stable inorganic pigments containing specific polyorganosiloxanes with long chain aryl and/or alkyl groups |
07/24/1991 | EP0438269A1 Toner composition for electrophotography |
07/24/1991 | EP0438248A2 Preparation process of toner |
07/24/1991 | EP0438245A2 Non-magnetic one-component developer |
07/24/1991 | EP0438181A2 Electrostatic image developing toner and fixing method |
07/23/1991 | US5034778 Background cleaning system for liquid developer imaging apparatus |
07/23/1991 | US5034300 Improving the electrification build-up properties and chargeability of a toner; dry development; copiers; durability; antifogging agents |