Patent application number | Description | Published |
20110033794 | TONER, METHOD FOR PRODUCING THE SAME, AND PROCESS CARTRIDGE - A toner containing a binder, a colorant, and a wax having a molecular chain consisting of C—H bond and C—C bond, wherein the mass reduction of the wax at 165° C. is 10% by mass or less, and the total amount of the wax in the toner measured by a DSC method is 1% by mass to 8% by mass, wherein a ratio, Sbet/SF, of a BET specific surface area (Sbet) of the toner to an average circularity (SF) of the toner is 1.0 m | 02-10-2011 |
20110076607 | TONER, DEVELOPER, TONER ACCOMMODATING CONTAINER, PROCESS CARTRIDGE AND IMAGE FORMING METHOD - A toner including at least one polyester resin serving as a binder resin, a colorant, a releasing agent, and a fixing aid, wherein the fixing aid includes a fatty acid amide-based compound, and the fatty acid amide-based compound is at least one of a fatty acid amide compound having a mono- or higher valent amide bond and a fatty acid amide-based compound having a mono- or higher valent amino group or a hydroxyl group. | 03-31-2011 |
20110255899 | TONER, DEVELOPER, TONER CONTAINER, PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS - A toner, including a binder; a colorant; and a wax including a molecular chain constituted of only a C—H bond and a C—C bond, and having a melting point of from 50 to 78° C. and a melt viscosity of from 5 to 15 mPa·S at 140° C., wherein the toner has a weight reduction rate of from 0.001 to 0.1% by weight/min when measured by TGA (Thermogarvimetric Analysis) method in an atmosphere at 165° C. for 10 min. | 10-20-2011 |
20110294058 | TONER - A toner containing a wax, wherein the wax has a mass decrease at 165° C. of 10% by mass or less, a molecular chain consisting of C—H bonds and C—C bonds, and a penetration of 5 mm to 25 mm, wherein a product of a ½ method softening point (° C.) of the toner and an amount of the wax on a surface of the toner is 8 to 20, and wherein the toner is obtained by a method including emulsifying or dispersing in an aqueous medium a toner material liquid, which is a liquid containing a toner material, which contains the wax. | 12-01-2011 |
20120264043 | ELECTROSTATIC IMAGE DEVELOPING TONER - An electrostatic image developing toner including: a binder resin; a colorant; and a wax, wherein the intensity ratio of an absorbance at 2,850 cm | 10-18-2012 |
20130059247 | TONER AND DEVELOPER - To provide a toner, which contains: a non-crystalline polyester resin A obtained through a reaction between a non-linear chain reactive precursor and a curing agent, and having a glass transition temperature of −60° C. to 0° C.; a non-crystalline polyester resin B having a glass transition temperature of 40° C. to 70° C.; and a crystalline polyester resin C, wherein the toner has a glass transition temperature Tg1st of 20° C. to 40° C. as measured with first heating in differential scanning calorimetry (DSC). | 03-07-2013 |
20130171554 | YELLOW TONER AND COLOR IMAGE FORMING METHOD - A yellow toner including: a non-crystalline resin; C.I. Pigment Yellow 185; and a releasing agent, wherein the yellow toner has a glass transition temperature of more than 18° C. but less than 40° C. | 07-04-2013 |
20130216944 | TONER, DEVELOPER, AND IMAGE FORMING APPARATUS - A toner contains a binder resin, a colorant, and a releasing agent, wherein the toner contains toner particles, and wherein a proportion of the toner particles containing one or more voids having diameters D | 08-22-2013 |
20130330522 | WHITE TONER, METHOD FOR PRODUCING THE SAME, AND DEVELOPMENT AGENT, RECORDING MEDIUM, PRINTED MATTER, AND IMAGE FORMING APPARATUS USING THE SAME - White toner contains a binder resin, a white pigment, and a releasing agent, wherein the white pigment is coated with the releasing agent and dispersed in the binder resin. | 12-12-2013 |
20140080046 | TONER FOR FORMING ELECTROSTATIC IMAGE, DEVELOPER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS - To provide a toner, which contains a colorant, a binder resin, and a releasing agent, wherein the toner satisfies the following (a) to (c); (a) the toner contains at least a polyester resin as the binder resin; (b) the toner has Tg1st of 25° C. to 50° C.; and (c) the toner has a TMA compressive deformation rate (TMA %) of 10% or lower at 50° C. under a condition having relative humidity of 70%, wherein the Tg1st is glass transition temperature of the toner for first heating, as the toner is measured by a DSC system (a differential scanning calorimeter). | 03-20-2014 |
20140080047 | ELECTROPHOTOGRAPHIC TONER, TWO-COMPONENT DEVELOPER CONTAINING TONER, AND IMAGE FORMING APPARATUS - To provide an electrophotographic toner, which contains a crystalline resin, a non-crystalline resin, a colorant, and a releasing agent, wherein the toner has a storage elastic modulus of 5.0×10 | 03-20-2014 |
20140348545 | TONER HOUSING CONTAINER AND IMAGE FORMING APPARATUS - A toner housing container includes: a container body housing a toner; a conveying portion; a pipe receiving port; and an uplifting portion. Flow rate index of the toner measured by powder rheometer and represented by “flow rate index=(total energy at a rotation speed of 10 mm/s)/(total energy at a rotation speed of 100 mm/s)” is in a range of “1.8≦flow rate index≦6.5”. Container body includes protruding portion protruding from container body interior side of container opening portion toward one end of container body. Uplifting portion includes: uplifting wall surface extending from container body internal wall surface toward protruding portion; and curving portion curving to conform to protruding portion. When the toner housing container is mounted on the toner conveying device, the protruding portion is present between the curving portion and the toner receiving port of the conveying pipe being inserted. | 11-27-2014 |
20150024312 | TONER, DEVELOPER, AND COLOR TONER SET - A toner, including: a binder resin; and a colorant, wherein the toner has a storage modulus of 1.0×10 | 01-22-2015 |
20150037718 | TONER, METHOD FOR PRODUCING THE TONER, TWO-COMPONENT DEVELOPER, AND IMAGE FORMING APPARATUS - A toner, including: a crystalline resin; a non-crystalline resin; and a colorant, wherein the toner has a sea-island structure which includes a sea containing the crystalline resin and an island containing the non-crystalline resin and the colorant, wherein the island is 1.0 μm or less in domain diameter, and wherein the toner is 1.7×10 | 02-05-2015 |