Class / Patent application number | Description | Number of patent applications / Date published |
430108110 | Fluorine compound adjuvant | 40 |
20080305422 | Carbon blacks, toners, and composites and methods of making same - A chemical toner is described as well as methods of preparing the same. | 12-11-2008 |
20090068580 | EXTERNAL ADDITIVE, METHOD OF MANUFACTURING SAME AND TONER - An external additive including titanium dioxide having a water-soluble component of at least 0.2% by weight and a fluorosilane compound, wherein the titanium dioxide is surface-reformed by the fluorosilane compound. | 03-12-2009 |
20090202932 | Medium for laser printing including optical special effect flakes - A laser toner includes optical effect taggent flakes or other structures in a binder suitable for binding particles to a substrate. Preferably the optical effect taggent structures have a substantially same shape or same indicia within the binder sized to be suitable for laser printing. After printing the flakes or structures become bonded to the substrate they are printed upon and are discernable by viewing with magnification. | 08-13-2009 |
20090233206 | Toner having excellent image uniformity - There is provided a toner having narrow charge distribution, high chargeability and low image contamination, as well as excellent physical properties such as long-term stability, transfer property and image uniformity, by improving shapes of toner core particles and adding a suitable external additive to surfaces of the toner core particles. The toner includes spheroidized toner core particles; and an external additive coated onto surfaces of the toner core particles, wherein the external additive comprises organic powder, silica and spherical titanium dioxide powder. The toner may be useful to obtain a highly uniform and high-quality image even when the toner of the present invention is used for an extended time since the toner has high chargeability, excellent image uniformity in which charge uniformity and narrow charge distribution are maintained for a long time, low image contamination, as well as excellent physical properties such as transfer property and long-term stability. | 09-17-2009 |
20090233207 | PYRAZOLOTRIAZOLE COMPOUND AND ELECTROPHOTOGRAPHIC TONER - A compound represented by Formula (X-1) is disclosed. | 09-17-2009 |
20090246671 | DEVELOPER AND PROCESSING METHOD FOR LIGHT SENSITIVE PLANOGRAPHIC PRINTING PLATE MATERIAL - The invention provides a developer and a processing method for a light sensitive planographic printing plate material (also referred to simply as a planographic printing plate material) providing excellent contamination resistance during printing and high reproduction of dot and line images. The developer for a light sensitive planographic printing plate material comprises an aluminum support and provided thereon, a light sensitive layer comprised of a light sensitive resin composition, the light sensitive planographic printing plate material after exposure being developed with the developer, and is characterized in that it contains a compound represented by the following formula (1), | 10-01-2009 |
20100092884 | TONER COMPOSITIONS - Single component toners are provided with at least one surface additive including a large polymeric spacer, and processes for producing the same. In embodiments, the toner is a non-magnetic single component toner produced by emulsion aggregation methods. The large polymeric spacer additives provide excellent flow characteristics to the resulting toners, and reduce the incidence of clogging failure and print defects such as ghosting, white bands, and low toner density compared with conventionally produced toners. | 04-15-2010 |
20100112472 | POLYMERIZED TONER AND METHOD OF PRODUCING THE SAME - A polymerized toner is provided. The polymerized toner has cores containing polyvinylidene fluoride particles. The polyvinylidene fluoride particles have an average particle diameter of 1.1 to 1.5 μm and a melting temperature (T | 05-06-2010 |
20100129749 | POLYMERIZED TONER AND METHOD OF PRODUCING THE SAME - A polymerized toner is provided. The polymerized toner has cores containing a wax with a polydispersity of 1.05 to 1.1. The fixability of the polymerized toner is improved by the presence of the wax. Further provided is a method of producing the polymerized toner. | 05-27-2010 |
20100209836 | COLOR TONER FOR ELECTROPHOTOGRAPHY - A color toner for electrophotography comprises, at least, a binder resin, a colorant and an antistatic composition. The antistatic composition comprises as the main components: (A) at least one member selected from a compound containing an ether linkage(s) and/or ester linkage(s) and a (co)polymer containing an ether linkage(s) and/or ester linkage(s); and (B) a component obtained by treating a metal salt of an alkali or alkaline earth metal with a compound capable of adsorbing anions. | 08-19-2010 |
20100233609 | TONER, DEVELOPER AND IMAGE FORMING APPARATUS - The present invention relates to toner compositions containing: toner particles made of: binder resin; colorant; and a wax which is dispersed in the toner particles, where the toner composition satisfies relationship (2): B≦394−400A′ when 0.950 | 09-16-2010 |
20100330491 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER - Provided is an electrostatic charge image developing toner producing neither halftone image unevenness nor density drop of solid images, even though a large number of print sheets are printed at high temperature and high humidity, and subsequently printing is further carried out at high temperature and high humidity after standing for a long time. Disclosed is an electrostatic charge image developing toner containing 3-10% by weight of at least one metal fluoride selected from the group consisting of sodium fluoride, magnesium fluoride, calcium fluoride, barium fluoride and aluminum fluoride, based on a total weight of the toner. | 12-30-2010 |
20110027714 | TONER COMPOSITIONS - Toner particles are provided which may, in embodiments, include an additive package possessing both a silica that has been treated with polydimethyl siloxane and a titanium dioxide that has been subjected to a fluorine treatment. The silica that has been treated with polydimethyl siloxane has low levels of free polydimethyl siloxane. The combined additives provide toners with excellent charging characteristics and good blocking performance. | 02-03-2011 |
20110039199 | TONER COMPOSITIONS - A toner having a core with a first latex having a specific glass transition temperature, and further having a shell surrounding the core with a second latex having a specific glass transition temperature and possessing functional groups, and processes for producing the same. | 02-17-2011 |
20110136056 | TONER COMPOSITIONS - The present disclosure relates to a toner including a core comprising at least one amorphous resin, at least one crystalline resin and one or more optional ingredients such as optional colorants, optional waxes, gels, and combinations thereof. The toner also includes a shell having an environmentally friendly charge control agent co-emulsified with at least one amorphous shell resin. | 06-09-2011 |
20110269065 | FLUORESCENT TONER COMPOSITIONS AND FLUORESCENT PIGMENTS - A fluorescent particle includes a fluorescent pigment, such as a trans-dicarboxylic-indenofluorenone, and at least one stabilizing wax chemically attached to the fluorescent pigment. The stabilizing wax includes an amine group at its terminal end and the fluorescent pigment includes at least one carboxylic acid group, where the amine group reacts with the carboxylic acid group to form an amide bond. A method for making fluorescent particles for use in toners by chemically attaching at least one stabilizing wax to a fluorescent pigment where the at least one stabilizing wax includes an amine group at its terminal end and the fluorescent pigment includes at least one carboxylic acid group. A toner may include a resin and the fluorescent particle. | 11-03-2011 |
20110300480 | Toner Compositions - The present disclosure relates to a toner including a core comprising at least one amorphous resin, at least one crystalline resin and one or more optional ingredients such as optional colorants, optional waxes, gels, and combinations thereof. The toner also includes a shell having an environmentally friendly charge control agent co-emulsified with at least one amorphous shell resin. | 12-08-2011 |
20120258393 | CO-EMULSIFICATION OF INSOLUBLE COMPOUNDS WITH TONER RESINS - A process for making a latex emulsion suitable for use in a toner composition includes co-emulsifying a bio-based resin with an insoluble component, such as a pigment or wax, whereby the resin encapsulates the insoluble component. The resulting latex, including the insoluble component encapsulated in the resin, may then be utilized to form a toner. The insoluble component may thus be included in toner particles, which might otherwise be difficult to achieve, using emulsion aggregation processes. | 10-11-2012 |
20120264044 | NEGATIVE-CHARGEABLE ERASABLE ELECTROPHOTOGRAPHIC TONER AND PRODUCTION METHOD THEREOF - Disclosed is a negative-chargeable erasable electrophotographic toner including a binder resin, a near infrared absorption dye, a decolorizing agent, a charge controlling agent, and fluororesin particles. The toner is obtained by adding 5 to 20 parts by mass of the fluororesin particles to 100 parts by mass of the binder resin. | 10-18-2012 |
20130029261 | POLYMERIZED TONER AND PREPARATION METHOD OF THE SAME - The present invention relates to a polymerized toner prepared by suspension polymerization. In particular, the polymerized toner comprises a plurality of toner particles that each comprising a binder resin, a pigment, a pigment stabilizer, a charge control agent, and a wax. The polymerized toner maintains a ratio of toner particles containing at least two wax domains per particle within a defined range. Thereby, the polymerized toner achieves high glossiness and good transfer efficiency. | 01-31-2013 |
20130059245 | POLYMERIZED TONER AND PREPARATION METHOD OF THE SAME - The present invention relates to a polymerized toner and a method for preparing the same, wherein the toner can realize an excellent offset feature, high transfer efficiency, and a uniform image and thus can exhibit excellent performances in the applications of high speed copying, development of transferred photos, etc. | 03-07-2013 |
20130137030 | TONER, DEVELOPER, TONER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - An electrostatic charge image developing toner includes toner particles containing a binder resin and pigment particles and an external additive containing fluorine resin particles, wherein the electrostatic charge image developing toner satisfies the following expression: 2≦A/B≦100, wherein A represents reflectance at an acceptance angle of +30° which is measured when a solid image is formed using the electrostatic charge image developing toner and the solid image is irradiated with incident light at an incidence angle of −45° by the use of a variable-angle photometer, and B represents reflectance at an acceptance angle of −30° which is measured when the solid image is irradiated with incident light at an incidence angle of −45° by the use of the variable-angle photometer. | 05-30-2013 |
20130236825 | TONER COMPOSITION WITH CHARGE CONTROL AGENT-TREATED SPACER PARTICLES - Toner particles include a shell and a core, wherein the shell includes charge control agent-treated spacer particles that cause protrusions from the toner particle surface. | 09-12-2013 |
20130252164 | TONER FOR DEVELOPING ELECTROSTATIC CHARGE IMAGE, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, DEVELOPER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - The toner for developing an electrostatic charge image includes toner particles containing a colorant, a binder resin, and a release agent, and an external additive, wherein the external additive contains inorganic particles having fluorine atom-containing oil on the hydrophobization-treated surfaces. | 09-26-2013 |
20130252165 | ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, DEVELOPER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD - An electrostatic charge image developing toner including toner particles containing a colorant, a binder resin and a release agent; and an external additive, in which the external additive contains inorganic particles having hydrocarbon oil that contains a saturated hydrocarbon having a ring structure on the surfaces thereof. | 09-26-2013 |
20140057201 | DEVELOPING AGENT AND METHOD FOR PRODUCING THE SAME - A method for producing a developing agent including preparing a dispersion liquid containing first fine particles containing a binder resin and second fine particles containing a color developable compound, a color coupler, and a color eraser, and aggregating the first and second fine particles in the dispersion liquid to form aggregated particles. | 02-27-2014 |
20140308609 | POSITIVELY CHARGEABLE TONER FOR NONMAGNETIC MONO-COMPONENT DEVELOPMENT SYSTEM - The invention addresses the problem of providing a positively chargeable toner for nonmagnetic mono-component development systems, which is free from image density reduction, back ground and toner scattering inside the machine that are caused by insufficient electrification and which has excellent toner starvation on black page, without impairing the durability. In the positively chargeable toner for nonmagnetic mono-component development system, which at least comprises a binder resin, a colorant and a charge control agent, a styrene-acrylic resin is used as the binder resin, and the toner comprises: polytetrafluoroethylene fine particles; and inorganic fine particles that have been surface-treated with an amino group-containing treating agent. | 10-16-2014 |
20140370433 | POLYMERIZED TONER AND A METHOD FOR PREPARING THE SAME - This disclosure relates to a polymerized toner prepared by suspension polymerization. Particularly, this disclosure relates to a polymerized toner that comprises a binder resin, and a pigment, a charge control agent, and wax, which are dispersed in the binder resin, and maintains peak molecular weight (Mn) of the binder resin, the ratio of number average molecular weight/peak molecular weight (Mn/Mp), and gel content (Gel %), and thereby, can realize high glossiness and excellent off set property when printing, and a method for preparing the same. | 12-18-2014 |
20150104744 | TWO-COMPONENT DEVELOPER AND METHOD FOR PRODUCING TWO-COMPONENT DEVELOPER - A two-component developer of the present disclosure contains a carrier and toner particles. The carrier includes a carrier core, a first layer coating a surface of the carrier core, and a second layer coating a surface of the first layer. The first layer contains a fluorine-based resin, and the second layer contains a polyamide-imide resin and/or a melamine resin. The toner particles each include a toner core containing a binder resin and a shell layer coating a surface of the toner core. The shell layer contains a thermosetting resin. | 04-16-2015 |
20150111143 | METHOD FOR PRODUCING POSITIVELY CHARGEABLE TONER - A method for producing a positively chargeable toner, including: step 1: melt-kneading a toner raw material composition containing a resin binder, a positively chargeable charge control agent, and fine fluororesin particles, and a recycled powder; step 2: cooling a melt-kneaded mixture obtained in the step 1, and pulverizing a cooled mixture; and step 3: classifying a pulverized product obtained in the step 2, wherein the resin binder in the toner raw material composition contains 50% by mass or more of a polyester having a softening point of 125° C. or higher and 170° C. or lower. The positively chargeable toner obtainable by the method of the present invention is suitably used in developing latent images formed in, for example, an electrophotographic method, an electrostatic recording method, an electrostatic printing method, or the like. | 04-23-2015 |
430108140 | Fluorophosphate salt or fluoroborate salt adjuvant | 1 |
20110129774 | INCORPORATION OF AN OIL COMPONENT INTO PHASE INVERSION EMULSION PROCESS - A process for making a resin emulsion suitable for use in forming toner particles including an oil component incorporated into the latex core of the toner particles. | 06-02-2011 |
430108150 | Organic fluorine compound adjuvant containing either nitrogen or phosphorus | 9 |
20080227013 | TONER AND PROCESS CARTRIDGE - A toner including a fluorine-containing compound partially comprising a quaternary ammonium group at the surface thereof, which is prepared by a method, including dispersing or emulsifying an oil phase including toner constituents including a pigment, and at least one member selected from the group consisting of modified layered inorganic minerals partially including a quaternary alkylammonium group and toner constituent precursors in an aqueous medium, wherein the toner constituents includes the modified layered inorganic mineral in an amount of from 0.05 to 2% by weight and the toner includes a fluorine atom in an amount of from 0.02 to 0.075 K cps when measured with a fluorescent X-ray. | 09-18-2008 |
20090123861 | TONER FOR DEVELOPING ELECTROSTATIC LATENT IMAGE - An electrophotographic toner containing a resin and a colorant is disclosed. The colorant is represented by the formula | 05-14-2009 |
20090233208 | COPPER COMPLEX COMPOUND AND ELECTROPHOTOGRAPHIC TONER CONTAINING THE SAME - A copper complex compound represented by Formula (1) is disclosed. | 09-17-2009 |
20120045718 | CYAN TONER FOR DEVELOPING ELECTROSTATIC IMAGE - Disclosed is a cyan toner for developing an electrostatic image containing a cyan colorant, and the cyan colorant comprises colorant compound X represented by Formula (1) and colorant compound Y represented by Formula (2). | 02-23-2012 |
20120315576 | CHARGE CONTROLLING AGENT AND TONER USING SAME - The present invention provides a charge control agent containing, as an active substance(s), one or two or more rhodanine compounds represented by the following formula (1). | 12-13-2012 |
20130157190 | CHARGE CONTROL AGENT AND TONER USING THE SAME | 06-20-2013 |
20130177843 | CHARGE CONTROL AGENT AND TONER USING SAME - The present invention provides a charge control agent containing, as an active substance(s), one or two or more thiazolidinedione derivatives represented by the following formula (1), | 07-11-2013 |
20130177844 | CHARGE CONTROL AGENT AND TONER USING SAME - The present invention provides a positive-charge control agent containing, as an active substance(s), one or two or more rhodanine compounds represented by the following formula (1). | 07-11-2013 |
20150030976 | BLACK TONER FOR DEVELOPING LATENT ELECTROSTATIC IMAGE AND METHOD FOR PRODUCING THE SAME - A black toner for developing a latent electrostatic image, including: a toner base containing a pigment, a binder resin, a releasing agent, a compound containing fluorine and a compound containing sulfur; and an external additive, wherein the toner contains the external additive on a surface of the toner base, and wherein an amount of the fluorine in the toner base is 200 ppm by mass to 600 ppm by mass as measured by combustion-ion chromatography, and an amount of the sulfur in the toner base is 1,000 ppm by mass to 1,500 ppm by mass as measured by the combustion-ion chromatography. | 01-29-2015 |