Patents for G03G 9 - Developers (22,748)
02/1988
02/23/1988US4727011 Processes for encapsulated toner compositions with interfacial/free-radical polymerization
02/23/1988US4727010 Electrophotographic process uses toner comprising vinyl copolymer
02/23/1988US4726994 Method of modifying the charging propensity of carrier particles for electrostatographic developers and carrier particles produced thereby
02/23/1988CA1233079A1 Electrostatic development process
02/17/1988EP0255925A2 Toners for electrophotographic process containing chromium complex salts
02/16/1988US4725867 Apparatus for forming a multi-color image on an electrophotographic element which is sensitive to light outside the visible spectrum
02/16/1988US4725522 Processes for cold pressure fixable encapsulated toner compositions
02/16/1988US4725521 Blended coating of tetrafluoroethylene-vinylidene fluoride copolymer and fluorinated acrylate polymer
02/10/1988EP0255716A2 Process of producing toners for developing electrostatic images and the said toners
01/1988
01/27/1988EP0254543A2 Electrostatic image developing toner
01/27/1988EP0254436A1 Magnetic brush developer for electrophotography
01/27/1988EP0254026A1 Process for producing toner
01/26/1988CA1231803A1 Transfer printing sheet and transfer printing of textile materials
01/20/1988EP0253290A2 Spherical toner particle
01/20/1988EP0253289A2 Spherical toner particle
01/20/1988EP0253168A2 Electrostatically charged image developing toner
01/12/1988US4719165 Process for preparation of charge-regulatory agent and liquid developer for electrostatic image containing said agent
01/12/1988US4719164 Of a cationic monomer and radically polymerizable olefinically unsaturated compound
01/07/1988EP0251326A2 Toner for dry electrophotography
01/07/1988EP0251293A2 Magnetic-shell-coated toner
01/07/1988EP0251215A2 Chargeable resins for liquid electrostatic developers
01/05/1988US4717638 Pressure fixing process
01/05/1988CA1231102A1 Toner compositions containing novel imide additives
12/1987
12/23/1987EP0250139A2 Electrophotographic developer
12/09/1987EP0248421A2 Carrier for developer
12/09/1987EP0248176A1 Electroscopic toners containing rhodamine ester dyes and quenching dyes therefor and their use
12/08/1987US4711832 Colored electroscopic toners containing quenched esterified rhodamine dyes
12/02/1987EP0247884A2 Magnetic toner
12/02/1987EP0247576A2 Magenta dye for electrophotographic recording processes
12/02/1987EP0247369A2 Metallic soap as adjuvant for electrostatic liquid developer
12/02/1987EP0247343A1 Electrophotographic method
12/02/1987EP0247248A1 A process for image production containing the heat-and-pressure fixing of a still wet or moist toner image
12/02/1987CN87101835A Toner composition for electrofax
12/01/1987US4710443 Toner, charge-imparting material and composition containing triazine type compound
12/01/1987US4710427 With a surfactant, steeping in organic liquid and drying
12/01/1987CA1229760A1 Developer composition containing supermagnetic polymers
11/1987
11/25/1987EP0246814A2 Process for producing toner by suspension polymerization method
11/25/1987EP0246622A2 Magnetic toner
11/24/1987US4708924 Pressure fixable microcapsule type toner
11/24/1987US4708923 Crosslinked vinyl polymer particles and electrographic elements and liquid developers containing such particles
11/19/1987EP0246074A2 Process for producing toner for developing electrostatic images
11/17/1987US4707429 Metallic soap as adjuvant for electrostatic liquid developer
11/17/1987CA1229256A1 Electrophotographic carriers incorporating fluorinated carbon and process of using same
11/12/1987DE3615571A1 Toners for electrophotography
11/11/1987EP0244725A1 Polybutylene succinimide as adjuvant for electrostatic liquid developer
11/11/1987EP0244703A1 Liquid electrostatic developers containing aromatic hydrocarbons
11/04/1987EP0244224A2 Reusable developing powder composition
11/04/1987EP0243910A1 Aminoalcohols as adjuvant for liquid electrostatic developers
11/04/1987EP0243726A2 Crosslinked vinyl polymer particles and electrographic elements and liquid developers containing such particles
11/04/1987EP0243722A2 Weakly acidic crosslinked vinyl polymer particles and coating compositions and electrographic elements and developers containing such particles
10/1987
10/28/1987EP0242806A2 Charging adjuvants for liquid electrostatic developers
10/28/1987EP0242712A2 Carrier material for electrophotographic developers
10/28/1987EP0242420A1 A toner for developing electrostatic latent images and a use thereof
10/27/1987US4702989 Dispersing colorant or magnetic particles, binder, encapsulating resin; heating and extracting solvent; drying
10/27/1987US4702988 Forming polymerizable monomer dispersion containing colorant, pressurizing, ejecting to form particles, polymerizing
10/27/1987US4702986 Electrophotographic method uses toner of polyalkylene and non-magnetic inorganic fine powder
10/27/1987US4702985 Aminoalcohols as adjuvant for liquid electrostatic developers
10/27/1987US4702984 Polybutylene succinimide as adjuvant for electrostatic liquid developer
10/27/1987CA1228634A1 Electrographic development method, apparatus and system
10/20/1987US4701389 Semiconductor pigments and binder resins of same electrostatic charge; contrast; photosensitivity
10/20/1987US4701387 Rinsing image with polar liquid between stages
10/14/1987EP0241223A2 Electrographic toner and process for preparation thereof
10/14/1987EP0241160A2 Developing method
10/13/1987US4699866 Preparation of electrostatographic encapsulated toner material improved in powder characteristics
10/13/1987US4699865 Image forming method
10/13/1987US4699863 Containing aromatic ammonium salt in binder
10/07/1987EP0240003A2 Process for preparation of color liquid toner for electrostatic imaging using carbon steel particulate media
10/06/1987US4698290 Process for energy reduction with flash fusing
10/06/1987US4698289 Process for making ferrite spherical particulate toner core from raw fly ash
09/1987
09/23/1987EP0238130A2 Toner for electrophotography
09/22/1987US4695524 Process for ultra high quality images with magnetic developer composition
09/16/1987EP0237038A1 Toner for developing electrostatic latent image and method for developing electrostatic latent image with the same
09/15/1987US4693952 Toner for developing electrostatic latent image
09/02/1987EP0234899A2 Toner composition
09/01/1987US4690881 Liquid developer for electrophotography
08/1987
08/26/1987EP0233614A2 Process for preparation of liquid toners for electrostatic imaging using polar additive
08/26/1987EP0233544A2 Electrophotographical toner
08/19/1987EP0232275A1 A method for the production of toner particles for reprographic applications.
08/13/1987WO1987004811A1 Toner composition for electrophotography
08/11/1987US4686166 High image density, antifogging agent
08/05/1987EP0230950A2 Colouring agent for electrophotographic recording processes
08/04/1987US4684596 Electrographic toner and developer composition containing quaternary ammonium salt charge-control agent
07/1987
07/29/1987EP0230041A2 Process for producing toner through suspension polymerization
07/28/1987US4683188 Electrophotographic toner containing metal complex charge control agent
07/28/1987US4683187 Dry process electrostatic developer comprising a generally round magnetic carrier and a flake-type carrier
07/23/1987DE3701487A1 Electrostatographic suspension developer
07/21/1987US4681832 Electrophotographic liquid developer
07/21/1987US4681831 Chargeable resins for liquid electrostatic developers comprising partial ester of 3-hydroxypropanesulfonic acid
07/21/1987US4681830 Fluorinated carbon-containing developer composition
07/21/1987US4681829 Substituted perylenes or monoazo pigments; charge enhancing additives
07/21/1987US4681828 Method of chemical electrographic image amplification using chemically active toner particles
07/14/1987US4680245 Electrophotographic positively chargeable developer containing silica treated with a nitrogen containing silane coupling agent and method of developing
07/08/1987EP0227874A1 Toner for developing electrostatic latent images
07/08/1987EP0227840A1 Resin dispersion
07/08/1987EP0227741A1 Multicolor images using an electron beam
07/07/1987US4678734 Stable electrical properties, xerography
07/01/1987EP0227097A1 A process for producing toners for use in electrophotography
07/01/1987EP0227006A1 A method of developing electrostatic latent images
07/01/1987EP0226897A1 Process for preparing toners surface coated with antistatic agent and liquid slip agent
06/1987
06/24/1987EP0226310A1 Xerographic developer compositions