Patents for G03G 9 - Developers (22,748)
09/1988
09/20/1988US4772528 Negatively charged resin particles, imaging, resolution
09/20/1988US4772527 Image forming method using improved developing agent
09/20/1988CA1242101A1 Magnetic carrier powder
09/14/1988EP0282182A2 Substituted Phthalocyanine
09/13/1988US4770969 Heat fusible toners for developing electrostatic images
09/13/1988US4770968 Polysiloxane-styrene-butadiene terpolymers and use in toners
09/07/1988EP0280789A1 Process for the production of a spheroidized toner powder
08/1988
08/31/1988EP0280378A2 White toner
08/31/1988EP0280272A2 A toner for developing electrostatic latent images and a method of preparing the toner
08/31/1988EP0279960A1 Fusible electrostatically attractable toner
08/30/1988US4767688 Charge controlling method and developers containing a charge-exchange control agent comprising organic boron compound
08/30/1988US4767420 Transfer printing sheet with impregnating agents and two-component electrophotographic toner and transfer printing of textile materials of cotton
08/23/1988US4766460 Color electrophotographic method
08/23/1988US4766051 Colored encapsulated toner compositions
08/23/1988US4766049 Latex based colored liquid developers
08/17/1988EP0278785A2 Liquid developer compositions with high transfer efficiency
08/17/1988EP0278523A2 Process for producing toner through suspension polymerization
08/17/1988EP0278502A2 Inorganic metal salt as adjuvant for negative liquid electrostatic developers
08/16/1988US4764447 Unsaturated ester monomer
08/16/1988US4764446 Liquid developer compositions with high transfer efficiency
08/16/1988US4764445 Electrographic magnetic carrier particles
08/11/1988WO1988005930A1 Toner for developing electrostatically charged image
08/10/1988EP0277128A1 Toner particles for electrophotographic copying and processes for their preparation.
08/10/1988CN87107207A Process for producing toner powder
08/09/1988US4762765 Method of generating a spherical grain
08/09/1988US4762764 Liquid developer
08/09/1988US4762763 Metal salts of salicylic acid
08/03/1988EP0276963A2 Negatively chargeable toner for use in dry electrophotography
08/03/1988EP0276765A2 Solid matter for the preparation of hexagonal ferrite
08/02/1988US4761358 Electrostatographic encapsulated toner
07/1988
07/28/1988WO1988005560A1 Toner composition for electrophotography
07/28/1988WO1988004442A3 Blue colouring agent for electrophotographic recording process with positive regulating properties
07/27/1988EP0276147A2 Toner and developer compositions with long chain alcohol waxes
07/27/1988EP0275899A2 Process for preparing particles having monodisperse particle size
07/27/1988EP0275889A2 Multilayer sheet with a biaxially stretched polypropylene film
07/27/1988EP0275636A2 Color toner and two-component developer containing same
07/26/1988US4760009 Plasticizing and liquifying the resin, cooling to permit precipitation of resin out of toner dispersant, separating particular media
07/26/1988US4760008 Exciting a reactive gas, exposing drum to excited gas to be coated
07/26/1988US4760007 Process of developing latent electrostatic image using dry magnetic developer
07/20/1988EP0274858A1 Toner compositions with inner salt charge enhancing additives
07/19/1988US4758506 Single component cold pressure fixable encapsulated toner composition
07/19/1988US4758494 Inorganic metal salt as adjuvant for negative liquid electrostatic developers
07/19/1988US4758493 Magnetic single component toner compositions
07/19/1988US4758492 Weakly acidic crosslinked vinyl polymer particles and coating compositions and electrographic elements and developers containing such particles
07/19/1988US4758491 Dry toner and developer composition
07/19/1988US4758490 Magnetic color toner for electrophotographic copying machine
07/19/1988US4758489 Toner for developing latent electrostatic images
07/13/1988EP0274039A1 Toner for development of electrostatically charged image
07/12/1988US4756986 Mixed pigment system for modulation of toner gamma
07/06/1988EP0273605A2 Ultra-fine particulated polymer latex and composition containing the same
07/06/1988CN87106196A Colour powder for displaying electrostatic picture, sticking resin for colour powder and process therefor
06/1988
06/22/1988EP0272127A2 Carbon black-graft polymer, its production and use
06/21/1988US4752550 Toner compositions with inner salt charge enhancing additives
06/21/1988US4752528 Modified fine particles and a process for their production
06/16/1988WO1988004442A2 Blue colouring agent for electrophotographic recording process with positive regulating properties
06/15/1988EP0270728A1 Electrophotographic apparatus for forming a multi-color image
06/14/1988US4751164 Method of making carrier for use in electrophotographic developers
06/08/1988EP0270063A2 Developer for developing electrostatic latent image and image forming method
06/07/1988US4749638 Carbon black, dispersant, polymeric binder oil phase emulsion polymerization
06/07/1988US4749506 Fine particle substance-containing microgel dispersions
05/1988
05/31/1988US4748474 Image forming method and apparatus using developer having toner generally from one to five microns in size and a lubricant
05/31/1988CA1237342A1 Single component cold pressure fixable encapsulated toner composition
05/24/1988US4746590 Process for producing toners for use in electrophotography
05/19/1988WO1988003669A1 High-quality color printer
05/19/1988WO1988003545A1 Colored fine spherical particles, process for their preparation, and their uses
05/17/1988US4745418 Reusable developing powder composition
05/11/1988EP0266697A2 Polymer for toner, process for preparation thereof and toner composition
05/11/1988EP0266579A2 An electrostatographic method of making images
05/11/1988EP0266466A2 Method of imaging resist patterns of high resolution of the surface of a conductor and a liquid toner for use in that method
05/04/1988EP0266248A1 Coloured pigments based on a mineral oxide of the silica, alumina, titanium oxide or zirconium oxide type, and processes for preparing them
05/04/1988EP0266247A1 Coloured pigments, notably magnetic pigments, processes for their preparation and their applications, notably to the preparation of development powders
05/04/1988EP0265910A2 Process for producing toner powder
05/03/1988US4741984 Positively chargeable developer
04/1988
04/27/1988EP0264902A2 Offset electrostatic imaging process
04/27/1988EP0264761A1 Process for producing toner for developing electrostatic images and apparatus therefor
04/26/1988US4740444 Process for preparation of electrostatic liquid developing using metallic soap as adjuvant
04/26/1988US4740443 Encapsulated electrostatic toner with locally attached non-magnetic inorganic particles
04/12/1988US4737435 Method of modifying the charging propensity of carrier particles for electrostatographic developers
04/12/1988US4737434 Process for colored toners with selected triboelectric characteristics
04/12/1988US4737433 Using dry toner particles and receiving surface with specified size-roughness ralationship
04/12/1988US4737432 Positively chargeable toner and developer for developing electrostatic images contains di-organo tin borate charge controller
04/12/1988US4737431 Negative-electrification finely-divided toner in use for electrophotography
04/06/1988EP0262902A2 Development process in electrophotography
03/1988
03/30/1988EP0261686A1 Process for producing encapsulated toner
03/30/1988EP0261585A2 New cross-linking system for making toners that are useful in electrophotography
03/30/1988EP0261405A2 Condensation products of five-membered heterocyclic compounds with a triboelectrical effect for electrophotographical registration processes
03/29/1988US4734352 Polyhydroxy charging adjuvants for liquid electrostatic developers
03/29/1988US4734351 Dispersion of polymer
03/29/1988US4734350 Positively charged developer compositions with modified charge enhancing additives containing amino alcohols
03/29/1988US4734349 Thermoplastic electrostatographic toners
03/22/1988US4732835 Spheres with coatings, toners
03/16/1988EP0259819A2 Toner for developing electrostatic images, binder resin therefor and process for production thereof
03/16/1988EP0259642A2 Electrophotographic developer composition
03/09/1988EP0258895A1 Magnetic carrier used for developer
03/09/1988EP0258889A2 Color electrophotographic method
03/09/1988EP0258651A2 Toners for electrophotographic process containing a phenolic compound
03/02/1988EP0257364A1 Developing method for electrostatic latent image
03/02/1988EP0148892B1 Hydroxyaluminumphthalocyanine having reduced green absorption
03/02/1988EP0120071B1 A method for developing a latent electrostatic image
02/1988
02/24/1988EP0256136A1 Toner composition for electrophotography