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5364723 Toner compositions with styrene terpene resins  
Disclosed is a toner composition comprised of pigment particles and monovinyl aromatic terpene copolymer resin particles, and more specifically styrene terpene copolymer resins.
5362592 Decolorizable toner  
A decolorizable toner including a resin binder, a near infrared ray-absorbing dye, a decolorizing agent and a light fastness stabilizer, and a process for preparing the decolorizable toner, which...
5346792 Color toner  
A color toner is constituted to form a polyester binder resin and a colorant. The polyester resin is obtained from a monomer mixture including, at least: 25-35 mol. % of a dibasic aromatic acid...
5346795 Toner and developer compositions  
A toner composition comprised of resin, pigment and a mixture of charge enhancing additives comprised of an alkylsalicyclic acid and a charge additive of the formula ##STR1## wherein R1 is...
5346798 Suspension polymerization method and toner for electrophotography obtained therewith  
The present invention provides a suspension polymerization method which provides polymerized particles exhibiting excellent charging properties and a toner composed of the polymerized particles...
5346793 Toner compositions with aluminum charge enhancing additives  
A negatively charged toner composition comprised of resin particles, pigment particles, and an aluminum charge enhancing additive obtained from the reaction of an aluminum inorganic salt solution...
5338638 Toner for developing electrostatic image and process for production thereof  
A toner for developing an electrostatic image is provided as a pulverized mixture including a binder resin and a colorant. The binder resin is characterized by a molecular weight distribution on a...
5334471 Low gloss encapsulated compositions  
A toner composition comprised of a core comprised of a polymer resin or resins, low remanence-magnetite of from between about 0.1 to about 8 gauss with an average volume particle diameter of from...
5332636 Toner compositions with aluminum negative charge enhancing additives  
A negatively charged toner composition comprised of resin, colorants comprised of color dyes or pigment particles, optional surface additives, and an aluminum charge enhancing additive obtained...
5324613 Toner and developer compositions  
A toner containing resin, pigment and an aluminum hydroxide charge additive, or the hydrates thereof, and developer compositions with the aforementioned toner and imaging processes thereof are...
5322752 Development process for abrasion resistant documents  
Disclosed is a process for generating images which comprises providing an original document with an image thereon, which image is developed with a composition comprised of resin particles, pigment...
5320926 Toner and method for manufacturing the same, and image forming apparatus using the toner  
A toner comprises a first particle having a predetermined volume average diameter and including thermoplastic binding resin and a colorant mixed into the thermoplastic binding resin to apply a...
5320925 Electrophotographic toner composition  
An electrophotographic toner composition comprising (A) toner particles with an average particle diameter of 9 μm or less comprising at least a binder resin and a colorant, and (B) an additive,...
5314778 Toner compositions containing complexed ionomeric materials  
A toner composition comprised of resin particles, pigment particles, and submicron colloidal domains of an ionomeric polymer or an interpolymer complex comprising a first polymer and a second...
5306588 Treated silica fine powder and toner for developing electrostatic images  
A treated silica fine powder and a toner having this powder to be used as a toner for developing an electrostatic image. The treated silica fine powder is formed of treated fine silica particles...
5307122 Image forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic images  
An image forming apparatus includes a member to be charged for carrying an electrostatic image, a contact-charging means for charging the member to be charged in contact with the member to be...
5300389 Toner compositions with halogenated aluminum salicylic acid complex charge enhancing additives  
A negatively charged toner composition comprised of resin particles, pigment particles, optional surface additives, and a halogenated aluminum salicylic acid complex charge enhancing additive of...
5296325 Dicyanoimidazole compounds usable as colorants for magenta toners, colored resins, colored molded resin memers and color filters  
(1) Dicyanoimidazole compound derivative represented by the formula [I] ##STR1## R1, R2 : alkyl group, alkoxyalkyl group, hydroxyalkyl group, β-cyanoethyl group, β-chloroethyl group, aralkyl...
5290651 Toner compositions with zinc complex charge enhancing additives  
A negatively charged toner composition comprised of a polymer resin or polymer resins, colorants comprised of pigment particles and/or dyes, optional surface additives, and a nonionic zinc complex...
5281505 Toner composition  
A toner composition comprising a binder resin having dispersed therein additives including a colorant and a charge control agent, wherein said additives are present as agglomerates having an...
5278016 Toner composition comprising halogenated surface  
A toner composition comprised of resin particles and pigment particles, and wherein the toner is surface treated with a halogen.
5275905 Magenta toner compositions  
A toner comprised of resin particles, magenta pigment particles, and surface additive particles comprised of a mixture of colloidal silica, metal oxide, and a polymeric hydroxy compound.
5275900 Toner compositions with metal complex charge enhancing additives  
A negatively charged toner composition comprised of a polymer or polymer resins, a colorant or colorants, optional surface additives, and a metal complex charge enhancing additive obtained from...
5268248 Toner for developing electrostatic image and process for production thereof  
A toner for developing an electrostatic image is provided as a pulverized mixture including a binder resin and a colorant. The binder resin is characterized by a molecular weight distribution on a...
5266458 Electrophotographic developer comprising silicon oil on its surface  
A developer for electrophotography is disclosed including a magnetic carrier and a magnetic toner having a surface, wherein a silicon oil is caused to adhere to the surface of the magnetic toner...
5260159 Developer for full color copy containing light-transmittable toner and resin-coated carrier having pores  
This invention relates to a two-component developer for full color copy in the combination of small toner particles which are light-transmittable and composed of a specified resin with carrier...
5260158 Photoconductive toner comprising a sensitizer dye  
A photoconductive toner of the present invention contains a resin binder, zinc oxide, and a dye for sensitization of the zinc oxide, the sensitizer dye being represented by the following formula...
5256515 Toner compositions with halogenated metal salicyclic acid complex charge enhancing additives  
A negatively charged toner composition comprised of resin particles, pigment particles, optional surface additives, and a halogenated salicyclic acid complex charge enhancing additive of the...
5254420 Magenta toner for developing electrostatic images, colored resin, colored molded resin member and color filter  
A magenta toner for developing electrostatic images which comprises a resin and at least one kind of the dis-azo dye represented by the following formula [I]: ##STR1## wherein X represents methyl...
5250380 Toner compositions with metal complex charge enhancing additives  
A negatively charged toner composition comprised of resin particles, pigment particles, and an aluminum charge enhancing additive obtained from the reaction of an aluminum inorganic salt solution,...
5250381 Toner compositions with aluminum charge enhancing additives  
A negatively charged toner composition comprised of resin particles, pigment particles, and an aluminum salt of thiophenecarboxylic acid charge enhancing additive.
5248581 Toner for electrophotography  
A toner for electrophotography, which is obtained by attaching fine particles, each of which is formed by coating a core particles, e.g., metal oxide powders, ceramics, inorganic particles or...
5244764 Electrostatic image-developing toner and developer  
Disclosed herein is an electrostatic image-developing toner comprising particles of a toner precursor particles composed of at least a resin and a colorant, and powder of a compound represented by...
5240803 Toner for developing statically charged images and process for preparation thereof  
A toner for developing statically charged images, comprising a binder resin, a colorant and a charge-controlling dye and a process for the preparation of this toner are disclosed. This toner...
5238767 Releasing composition for electrophotographic toner  
Releasing compositions, comprising at least one polyolefinic resin selected from the group consisting of [1] a polypropylene resin having a melt viscosity of at most 1000 cps at 160° C. and having...
5232809 Toner for electrophotography  
Provided is a toner for electrophotography, comprising a binder resin, a colorant and a charge control agent; said charge control agent comprising an aluminum compound represented by the following...
5232805 Magnetic particles containing iron as the main component and process for producing the same  
Disclosed herein is magnetic particles containing iron as the main component which have an average particle diameter of 0.1 to 3.0 μm and a liquid absorption of not more than 18 m∞.
5230977 Developer material toner containing inorganic oxide particle coating  
A developer material toner comprising powdered developer material color-reactable with dye or dye precursor and powdered inorganic oxide covering the surface of the powdered developer material.
5225300 Electrophotographic toner for negative charging  
The electrophotographic toner for negative charging according to the present invention is characterized in that a metal compound of an aromatic hydroxycarboxylic acid is used as a...
5223368 Toner and developer compositions comprising aluminum charge control agent  
A toner containing resin, pigment and an aluminum hydroxide charge additive, or the hydrates thereof, and developer compositions with the aforementioned toner and imaging processes thereof are...
5219697 Toner for developing electrostatic image comprising color resin particles having an irregular shape  
A toner for developing an electrostatic image, comprising color resin particles and a particulate additive. The color resin particles contain at least a coloring agent and a binding resin. The...
5215846 Toner and developer compositions with coupled liquid glass resins  
A toner composition comprised of chemically coupled multiblock or liquid glass resin particles with a glass transition temperature of between from about 20° C. to about 65° C., and pigment particles.
5215849 Non-magnetic one-component developer  
A non-magnetic one-component developer suitable for use in a contact or non-contact development system. The developer comprises 100 parts by weight of colored fine particles, which comprises a...
5212037 Toner process with metal oxides  
A process for avoiding, or minimizing toner contamination of electrodes in a scavengeless electrophotographic imaging apparatus which comprises adding to the donor roll present in said apparatus a...
5202209 Toner and developer compositions with surface additives  
A toner composition comprised of resin particles, pigment particles, an optional charge enhancing additive component, or components, and a surface additive, or additives comprised of a metal oxide...
5202215 Method of producing a toner comprising silicone containing organic resin microparticles  
The present invention provides a toner which substantially excludes off set and blocking of the toner particles, and a process for preparing the toner. The toner is prepared by...
5200288 Electrostatic developing toner with hydroxyaromatic carboxylic acid additive  
An electrostatic image-developing toner comprising at least a resin and a colorant, which contains at least one compound selected from the group consisting of a hydroxynaphthlenecarboxylic acid...
5192637 Electrophotographic toner composition  
An electrophotographic toner composition comprising a toner particle and an additive is disclosed, the toner particle comprising at least a binder resin and a colorant, and the additive being an...
5188929 Electrostatic image developing toner comprising complex compounds containing silicon  
A toner for developing an electrostatic image is disclosed, essentially comprising as a colorless charge electrification controlling agent causing no environmental pollution, a complex compound...
5180649 Toner having crosslinkages and method of fixing same  
A toner for developing electrostatic images is constituted from a binder resin, and a metal salt or a metal complex. Through the various interaction between the components, the toner is provided...