Patent application number | Description | Published |
20080205950 | Silane Functionalized Fluoropolymers - A composition of matter includes a plurality of fluoropolymer chains. Each of the fluoropolymer chains is chemically bonded to at least one organic graft. The at least one organic graft includes a phenoxy group, a linking group, and at least one silane end group. The phenoxy group is chemically bonded to the fluoropolymer chain, and the linking group chemically bonds the phenoxy group with the at least one silane end group. | 08-28-2008 |
20080213491 | Silane Functionalized Fluoropolymers - A method includes admixing a plurality of fluoropolymer chains, a plurality of basic metal oxide polymers, and a plurality of organic grafts. Each of the plurality of organic grafts includes a phenol end group, a linking group, and at least one silane end group. The phenol end groups of the organic grafts are reacted with the plurality of fluoropolymer chains to form a silane functionalized fluoropolymer. | 09-04-2008 |
20080277724 | ELECTRONIC DEVICE HAVING A DIELECTRIC LAYER - An electronic device, such as a thin film transistor, is disclosed having a dielectric layer formed from a composition comprising a compound having at least one phenol group and at least one group containing comprising silicon. The resulting dielectric layer has good electrical properties. | 11-13-2008 |
20090036689 | SUBSTITUTED INDOLOCARBAZOLES - A substituted indolocarbazole comprising at least one optionally substituted thienyl. | 02-05-2009 |
20090186287 | PHOTORECEPTOR AND METHOD OF MAKING SAME - Disclosed is an electrophotographic photoreceptor having a protective overcoat layer including a polyol binder; a hole transport material; a curing agent; and a surface-treated tin oxide particle filler. Also disclosed is a process for forming a photoreceptor that includes providing a photoreceptor substrate; applying a charge generating layer; applying a charge transport layer; and applying a protective overcoating layer over the substrate; such that the protective overcoat layer includes a polyol binder; a hole transport material; a curing agent; and a surface-treated tin oxide particle filler. Also included is a method of forming an image, including the disclosed photoreceptor. | 07-23-2009 |
20090263737 | IMAGING MEMBER AND METHODS OF FORMING THE SAME - The presently disclosed embodiments are directed to an imaging member having an outermost layer formulation that includes wax particles which creates a rough surface morphology for the layer and imparts increased scratch resistance, reduced torque, and improved cleaning performance to the layer. In embodiments, the outermost layer is an overcoat layer used for an improved imaging member having a substrate, a charge transport layer, and an overcoat positioned on the charge transport layer. | 10-22-2009 |
20100015539 | OVERCOAT LAYER IN PHOTORECEPTIVE DEVICE - The presently disclosed embodiments are directed to an improved low wear overcoat for an imaging member having a substrate, a charge transport layer, and an overcoat layer positioned on the charge transport layer, and a process for preparing the same, where the overcoat layer includes an aromatic polyol binder, a hole transport molecule, and a melamine formaldehyde curing resin. | 01-21-2010 |
20100021748 | METALLIZATION PROCESS FOR MAKING FUSER MEMBERS - The presently disclosed embodiments are directed to an improved metallization process for making fuser members which avoids the extra steps of metal seeding or special substrate treatment. In embodiments, a metallized substrate, formed via a polycatecholamine-assisted metallization process, is used for the complete fabrication of the fuser member. | 01-28-2010 |
20100032308 | METALLIZATION PROCESS FOR MAKING FUSER MEMBERS - The presently disclosed embodiments are directed to an improved metallization process for making fuser members which avoids the extra steps of metal nanoparticle seeding or special substrate treatment. In embodiments, a metallized substrate, formed by dip-coating or spraying with a metal nanoparticle dispersion which is subsequently thermally annealed, is used for the complete fabrication of the fuser member. | 02-11-2010 |
20100035070 | FUSER MEMBER COATING HAVING POLYSILSESQUIOXANE OUTER LAYER - A fuser member comprising a substrate, and thereover, an outer layer comprising polysilsesquioxane additives, and an image forming apparatus containing the fuser member therein. | 02-11-2010 |
20100035169 | CROSSLINKED SILOXANE OUTMOST LAYER HAVING AROMATIC SILICON-CONTAINING COMPOUNDS FOR PHOTORECEPTORS - An aromatic silicon-containing compound has the formula: | 02-11-2010 |
20100055450 | CNT/FLUOROPOLYMER COATING COMPOSITION - Exemplary embodiments provide nanotube-containing coating compositions and methods for making and using the coating compositions. In an exemplary embodiment, the coating composition can include a plurality of nanotubes (e.g., carbon nanotubes (CNTs)) dispersed stably and uniformly in a polymer matrix containing fluoropolymers. The coating composition can further include stabilizers to allow a stable and/or uniform dispersion of the plurality of nanotubes in the fluoropolymers. The nanotube coating composition can be coated on an article surface to improve mechanical robustness, and electrical and thermal conductivity of the coated article. The coated article can be used as, for example, a fuser member, a fixing member, a pressure roller, or a release agent donor member in an electrostatographic printing machine or process. | 03-04-2010 |
20100055589 | PROCESS FOR MAKING CNT/PFA COMPOSITE COATINGS FOR FUSER APPLICATIONS - Exemplary embodiments provide nanotube-containing coating compositions and methods for making and using the coating compositions. In an exemplary embodiment, the coating composition can include a plurality of nanotubes (e.g., carbon nanotubes (CNTs)) dispersed stably and uniformly in a polymer matrix containing fluoropolymers. The coating composition can further include stabilizers to allow a stable and/or uniform dispersion of the plurality of nanotubes in the fluoropolymers. The nanotube coating composition can be coated on an article surface to improve mechanical robustness, and electrical and thermal conductivity of the coated article The coated article can be used as a fuser member, a fixing member, a pressure roller, or a release agent donor member in an electrostatographic printing machine or process. | 03-04-2010 |
20100086713 | FUSER MEMBER HAVING FLUORINATED POLYIMIDE OUTER LAYER - A fuser member and image forming apparatus including the fuser member for use in oil-less systems, wherein the fuser member includes a substrate, and thereover, an outer layer having a fluorinated polyimide of the following Formula I: | 04-08-2010 |
20100086772 | FUSER MEMBER HAVING FLUORINATED POLYIMIDE OUTER LAYER - A fuser member having a substrate, and thereover, an outer layer including a fluorinated polyimide, and an image forming apparatus including the fuser member, and the fuser member may useful in oil-less fusing systems, and wherein the fluorinated polyimide has the following Formula I | 04-08-2010 |
20100086787 | NANOTUBE REINFORCED FLUORINE-CONTAINING COMPOSITES - Exemplary embodiments provide coating compositions having pseudo-fluorine surface and methods for processing and using the coating compositions. The coating composition can include, for example, a plurality of fluorine-containing resin fillers and a plurality of nanotubes (e.g., carbon nanotubes (CNTs)) dispersed in a polymer matrix that contains, e.g., one or more cross-linked polymers. The fluorine-containing resin fillers can provide a pseudo-fluorine surface for a low surface energy of the coating composition. The nanotubes can be dispersed in the polymer matrix to provide an improved mechanical robustness of the coating composition. The coating composition can be coated on a member surface, wherein the coated member can be, for example, a fuser member, a fixing member, a pressure roller, or a release agent donor member, used in an electrostatographic printing device or process. | 04-08-2010 |
20100122642 | INKS INCLUDING CARBON NANOTUBES DISPERSED IN A POLYMER MATRIX - An ink having a polymer matrix including carbon nanotubes dispersed in a polymer; optionally one or more colorants; and optionally one or more waxes. | 05-20-2010 |
20100124713 | TONERS INCLUDING CARBON NANOTUBES DISPERSED IN A POLYMER MATRIX - A toner comprising: a polymer matrix comprising carbon nanotubes dispersed in a polymer; optionally one or more colorants; and optionally one or more waxes. | 05-20-2010 |
20100159376 | TONERS CONTAINING POLYHEDRAL OLIGOMERIC SILSESQUIOXANES - Disclosed is a toner composition comprising toner particles which comprise (a) a resin having chemically bonded thereto a polyhedral oligomeric silsesquioxane, (b) and an optional colorant. | 06-24-2010 |
20100183864 | FUSER TOPCOATS COMPRISING SUPERHYDROPHOBIC NANO-FABRIC COATINGS - In accordance with the invention, there are image forming apparatuses, fusing subsystems, and methods of making a member of the fusing subsystems. The method of making a member of a fusing subsystem can include providing a fuser member, the fuser member including a substrate and providing a dispersion including a plurality of carbon nanotubes, a stabilizer, a hydrophobic polymer, and a solvent, wherein the plurality of carbon nanotubes is selected from the group consisting of single wall carbon nanotubes and multiple wall carbon nanotubes. The method can also include applying the dispersion over the substrate to form a coated substrate and heating the coated substrate to form a hydrophobic composite coating such that a top surface of the fuser member has a water contact angle of at least about 120°. | 07-22-2010 |
20100184346 | SUPERHYDROPHOBIC NANO-FABRICS AND COATINGS - In accordance with the invention, there are articles including hydrophobic composite coating and methods of forming a hydrophobic composite coating. The method of forming a hydrophobic composite coating can include providing a substrate, wherein the substrate can include at least one region. The method can also include providing a dispersion including a plurality of carbon nanotubes, a stabilizer, a hydrophobic polymer, and a solvent, wherein the plurality of carbon nanotubes can be selected from the group consisting of single wall carbon nanotubes and multiple wall carbon nanotubes, and wherein each of the plurality of carbon nanotubes has an aspect ratio of at least about 10. The method can further include applying the dispersion to the one region to form a coated substrate and heating the coated substrate to form a hydrophobic composite coating such that the hydrophobic composite coating has a water contact angle of at least about 120°. | 07-22-2010 |
20100189943 | INTERMEDIATE LAYER COMPRISING CNT POLYMER NANOCOMPOSITE MATERIALS IN FUSERS - Exemplary embodiments provide a fuser member containing an intermediate layer and methods for forming the intermediate layer and the fuser member. In one embodiment, the fuser member can include a substrate, a resilient layer, a surface layer and an intermediate layer disposed between the resilient layer (e.g., a silicone rubber layer) and the surface layer (e.g., a fluoroplastic of PFA or PTEE). The intermediate layer can include a CNT/polymer composite containing a plurality of carbon nanotubes in a polymer matrix. The surface layer and the fuser member can thus be treated at a temperature of about 250° C. or higher. | 07-29-2010 |
20100286327 | FUSER MEMBER HAVING COMPOSITE OUTER LAYER - Exemplary embodiments provide composite materials used for fixing members that can include silsesquioxane-based particles and/or carbon nanotubes dispersed in a polymer matrix. | 11-11-2010 |
20110014466 | COMPOSITE MATERIALS COMPRISING CORE-SHELL NANO-FIBRILS - Exemplary embodiments provide materials and methods for composite materials that can include core-shell nano-fibril fillers dispersed in a plastic matrix, the core-shell nano-fibril filler including a carbon nanotube surrounded by a soft shell that includes one or more elastomers. | 01-20-2011 |
20110116849 | INDUCTION HEATED MEMBER - Exemplary embodiments provide an induction heating member including a substrate and a heating layer disposed on the substrate. The heating layer includes carbon nanotubes and metal. An outer layer is disposed on the heating layer and includes a fluoropolymer. | 05-19-2011 |
20110142508 | FUSER MEMBER - The present teachings provide a fuser member, including a substrate and a release layer disposed on the substrate. The release layer includes a plurality of carbon nanotubes surrounded by a fluoroelastomeric shell layer and dispersed in a fluoroplastic. | 06-16-2011 |
20110143143 | FUSER COATING COMPOSITION AND METHOD OF MANUFACTURE - The present teachings include a coating composition which includes a liquid, fluoropolymer particles, carbon nanotubes, and a dispersant. The dispersant has a thermal degradation temperature below the melting temperature of the fluoropolymer particles. | 06-16-2011 |
20110183114 | POLYER-BASED LONG LIFE FUSERS - Exemplary embodiments provide materials and methods for polymer-based fixing members that have a textured surface with reduced surface energy and increased surface hydrophobicity. | 07-28-2011 |
20110183265 | POLYMER-BASED LONG LIFE FUSERS AND THEIR METHODS OF MAKING - Exemplary embodiments provide materials and methods for polymer-based fixing members that have a textured surface with reduced surface energy and increased surface hydrophobicity. | 07-28-2011 |
20110217529 | FUSER MANUFACTURE AND ARTICLE - According to an embodiment a method of making a fuser member is described. The method includes, obtaining a silicone layer disposed on a substrate and coating a primer composition including an aqueous dispersion of a fluorelastomer and a curing agent on the silicone layer. A topcoat composition is coated on the primer composition which includes a fluoroplastic dispersion. The primer composition and the topcoat composition are heated to form the fuser member. | 09-08-2011 |
20110217545 | FUSER MEMBER HAVING FLUORINATED POLYIMIDE OUTER LAYER - A fuser member including a substrate, and thereover, an outer layer comprising a crosslinked fluorinated polyimide and a curing agent is described. The fluorinated polyimide comprises: | 09-08-2011 |
20110244202 | FLUOROPOLYIMIDE INTERMEDIATE TRANSFER MEMBERS - An intermediate transfer media, such as a belt, that includes a first optional polyimide substrate layer, and a second layer of a fluoropolyimide polymer. | 10-06-2011 |
20110244247 | FLUOROPOLYIMIDE SINGLE LAYERED INTERMEDIATE TRANSFER MEMBERS - An intermediate transfer media, such as a belt, that includes a fluoropolyimide polymer. | 10-06-2011 |
20110250439 | INTERMEDIATE TRASNFER MEMBER COMPRISING A TOUGHENED FLUOROPLASTIC COMPOSITE SURFACE LAYER - Exemplary embodiments provide an intermediate transfer member used for electrophotographic devices, wherein an outermost layer of the intermediate transfer layer can include a plurality of fluoroelastomer-coated carbon nanotubes dispersed in a fluoroplastic matrix to provide desirable surface properties useful for the intermediate transfer member. | 10-13-2011 |
20110279516 | OLEOPHOBIC SURFACE COATINGS - A process for fabricating oleophobic surface coatings to be deposited on a metal surface, such as the front-face or aperture plate of piezoelectric print heads and transfix rolls. The surface coatings are applied to the surface by electrochemical polymerization. | 11-17-2011 |
20110300368 | NANO-FIBRILS IN A FUSER MEMBER - The present teachings provide a fuser member comprising a substrate and a release layer. The release layer is disposed on the substrate and includes a plurality of carbon nanotubes. The carbon nanotubes have a hydroxyphenylmaleimide group covalently bonded to an outer surface of the plurality of carbon nanotubes and a fluoroelastomer shell layer covalently bonded to the hydroxyphenylmaleimide. The plurality of carbon nanotubes are in dispersed one or more fluoro-materials. There is also described the carbon nanotubes and a method of making the carbon nanotubes. | 12-08-2011 |
20120070208 | INDUCTION HEATED MEMBER - Exemplary embodiments provide an induction heating member including a substrate and a heating layer disposed on the substrate. The heating layer includes carbon nanotubes and metal. An outer layer is disposed on the heating layer and includes a fluoropolymer. | 03-22-2012 |
20120070769 | INTERMEDIATE TRANSFER MEMBER - There is disclosed an intermediate transfer member that includes a layer of a poly(imide-carbonate) copolymer having dispersed therein conductive particles. The layer can be a surface layer. | 03-22-2012 |
20120156481 | FUSER MEMBER AND COMPOSITION - The present teachings provide a fuser member. The fuser includes a layer of a siloxyfluorocarbon networked polymer. | 06-21-2012 |
20120157277 | FUSER MEMBER - The present teachings provide a fuser member. The fuser member includes an outer layer comprising a composite of a fluoropolymer and a networked siloxyfluorocarbon polymer. | 06-21-2012 |
20120157689 | SUBSTITUTED INDOLOCARBAZOLES - A substituted indolocarbazole comprising at least one optionally substituted thienyl. | 06-21-2012 |
20120163888 | FLUOROELASTOMER NANOCOMPOSITES COMPRISING CNT INORGANIC NANO-FILLERS - Exemplary embodiments provide materials and methods for a nanocomposite material and a fuser member containing the nanocomposite material in a fusing system, wherein the nanocomposite material can contain a plurality of carbon nanotubes (CNTs) and a plurality of inorganic nano-fillers (INFs) disposed in a polymer matrix to provide the nanocomposite material with desirable properties. | 06-28-2012 |
20120202932 | FUSER COATING COMPOSITION AND METHOD OF MANUFACTURE - The present teachings include a coating composition of an aqueous dispersion of fluorine-containing particles and poly(alkylene carbonate). A method of making a fuser member and the fuser member resulting there from is also provided. | 08-09-2012 |
20120208421 | PROCESS OF MAKING CORE-SHEATH NANOFIBERS BY COAXIAL ELECTROSPINNING - Exemplary embodiments provide core-sheath nanofibers produced by coaxial electrospinning, fuser members comprising core-sheath nanofibers, and methods for forming core-sheath nanofibers that can include a core solution comprising a high performance polymer and sheath solutions comprising a solvent-soluble fluoropolymer or solvent-insoluble fluororesins and a sacrificial polymeric binder. | 08-16-2012 |
20120213563 | PRESSURE MEMBERS COMPRISING CNT/PFA NANOCOMPOSITE COATINGS - Exemplary embodiments provide a pressure member used in electrophotographic printing devices, wherein the pressure member can include a coated outermost layer containing fluoropolymers and carbon nanotubes (CNTs) each surrounded by an elastomeric material. | 08-23-2012 |
20120224897 | FUSER TOPCOAT COMPRISING ELECTROSPUN NON-WOVEN POLYMER NANOFABRICS - Exemplary embodiments provide materials and methods for a non-woven fabric, a fuser member, and a fusing apparatus used in electrophotographic printing devices, wherein the non-woven fabric can be at least part of the topcoat layer of the fuser member and can include a plurality of non-woven electrospun fibers bonded with a fluoropolymer. | 09-06-2012 |
20120225602 | FUSER MANUFACTURE AND APPARATUS - There is described a method for producing a fuser sleeve. The method includes electrospinning polymeric fibers on a conductive surface to form a non-woven fiber layer. A mixture of a fluoropolymer and a solvent is coated on the non-woven fiber layer. The mixture is heated to remove the solvent and then heated to a temperature above a melting temperature of the fluoropolymer thereby having the fluoropolymer penetrate the non-woven fiber layer and form a fuser sleeve. The sleeve is detached from the conductive surface. There is also provided a fuser sleeve comprising a fluoropolymer dispersed in a plurality of non-woven polymer fibers. | 09-06-2012 |
20120242749 | COATINGS FOR INK JET PRINT HEAD FACE - A novel composition for use as a print head face plate coating. In particular, the coating comprises siloxyfluorocarbon (SFC), which is composed of networked precursors containing reactive siloxane groups attached to fluorocarbon chains. The present SFC coatings can be used to produce a surface whereby solid ink and ultraviolet (UV) curable inks do not adhere when applied at elevated temperatures and over an extended period of time. The advantages of the present coating are fewer print head related defects, and longer front face life. | 09-27-2012 |
20120243924 | METHOD OF CONTROLLING GLOSS - The present teachings provide a fusing method and system of tuning gloss level on a copy substrate. The method includes obtaining an image forming apparatus for forming images on a recording medium comprising a charge-retentive surface to receive an electrostatic latent image thereon. The method includes applying toner to the charge-retentive surface to develop an electrostatic latent image to form a developed image on the charge-retentive surface. The developed image is transferred from the charge retentive surface to a copy substrate. The toner images are fused to a surface of the copy substrate. The gloss is adjusted on the copy substrate by providing a fuser member having a surface layer a fluoroplastic matrix having dispersed therein aerogel particles wherein the greater a weight percent of the aerogel particles in the fluoroplastic matrix the lower the gloss. | 09-27-2012 |
20120244346 | FUSING COMPOSITION COMPRISING CROSS-LINKING FLUOROCARBONS - Novel compositions for use in image forming apparatus and fuser members. In particular, the novel composition is a hybrid networked material comprising fluorocarbon chains connected via silane linkages. The novel composition may be used in fuser members comprising a substrate and a top-coat layer disposed over the substrate. | 09-27-2012 |
20120245251 | SURFACE COATING AND FUSER MEMBER - The present teachings disclose a surface coating. The surface coating includes a fluoroplastic having dispersed therein aerogel particles wherein the aerogel particles comprise from about 0.1 weight percent to about 25 weight percent of the surface coating. The surface coating is useful as an out layer for fuser members. | 09-27-2012 |
20120257914 | FUSER MEMBER HAVING COMPOSITE OUTER LAYER - Exemplary embodiments provide composite materials used for fixing members that can include silsesquioxane-based particles and/or carbon nanotubes dispersed in a polymer matrix. | 10-11-2012 |
20130017005 | FLOW-COATABLE PFA FUSER TOPCOATSAANM Zhang; QiAACI MiltonAACO CAAAGP Zhang; Qi Milton CAAANM Qi; YuAACI OakvilleAACO CAAAGP Qi; Yu Oakville CAAANM Sisler; GordonAACI St. CatharinesAACO CAAAGP Sisler; Gordon St. Catharines CAAANM Moorlag; CarolynAACI MississaugaAACO CAAAGP Moorlag; Carolyn Mississauga CAAANM Hu; Nan-XingAACI OakvilleAACO CAAAGP Hu; Nan-Xing Oakville CA - Exemplary embodiments herein provide materials and methods for a fusing apparatus including a fuser member comprising a substrate and a topcoat layer, wherein the topcoat layer comprises a flow-coated fluororesin and has a surface energy of about 25 mN/m or less. | 01-17-2013 |
20130017373 | Stretchable Ink CompositionAANM Wu; YiliangAACI OakvilleAACO CAAAGP Wu; Yiliang Oakville CAAANM Zhang; QiAACI MiltonAACO CAAAGP Zhang; Qi Milton CAAANM Zhou; KeAACI OakvilleAACO CAAAGP Zhou; Ke Oakville CAAANM Qi; YuAACI OakvilleAACO CAAAGP Qi; Yu Oakville CAAANM Hu; Nan-XingAACI OakvilleAACO CAAAGP Hu; Nan-Xing Oakville CA - Disclosed is a stretchable ink composition which comprises water, a colorant, a surfactant, and a fluoroelastomer. | 01-17-2013 |
20130059085 | FUSER COATING COMPOSITION AND METHOD OF MANUFACTURE - The present teachings include a coating composition which includes a liquid, fluoropolymer particles, carbon nanotubes, and a dispersant. The dispersant has a thermal degradation temperature below the melting temperature of the fluoropolymer particles. | 03-07-2013 |
20130084426 | SURFACE COATING AND FUSER MEMBER - The present teachings disclose a coating that includes a inner layer having a first modulus and a first roughness; and a surface layer having a second modulus. The first modulus is greater than the second modulus. When the coating is subjected to a nip pressure the surface of the coating exhibits a surface roughness approximately equal to the first roughness. | 04-04-2013 |
20130084443 | FLUOROPOLYIMIDE INTERMEDIATE TRANSFER MEMBERS - An intermediate transfer media, such as a belt, that includes a first optional polyimide substrate layer, and a second layer of a fluoropolyimide polymer. | 04-04-2013 |
20130101326 | METALLIZATION PROCESS FOR MAKING FUSER MEMBERS - The presently disclosed embodiments are directed to an improved metallization process for making fuser members which avoids the extra steps of metal nanoparticle seeding or special substrate treatment. In embodiments, a metallized substrate, formed by dip-coating or spraying with a metal nanoparticle dispersion which is subsequently thermally annealed, is used for the complete fabrication of the fuser member. | 04-25-2013 |
20130115380 | METHODS FOR FORMING FLUOROPLASTIC POWDER COATINGS - Various embodiments provide materials and methods for forming a fluoroplastic coating layer from a powder mixture including a leveling agent and/or a transient binder material to improve the powder coating quality, wherein the powder mixture can further include a plurality of fluoroplastic powder and a plurality of aerogel particles. | 05-09-2013 |
20130266803 | FUSER MEMBER - The present teachings disclose a fuser member comprising a substrate, a functional layer disposed on the substrate and an outer layer disposed on the functional layer. The outer layer comprises a cross-linked perfluorinated polyether. | 10-10-2013 |
20130270179 | POLYIMIDE MEMBRANES - There is provided a membrane that includes a plurality of polyimide fibers encased in a fluoropolymer sheath, the plurality of fibers having a diameter of from about 10 nm to about 50 microns, wherein the plurality of fibers form a permeable non-woven mat. A method of manufacturing the membrane is provided. | 10-17-2013 |
20130272763 | BIONANOCOMPOSITE FUSER TOPCOATS COMPRISING NANOSIZED CELLULOSIC PARTICLES - Exemplary embodiments provide materials and methods for a fuser member used in electrophotographic devices, wherein the fuser member can include an outermost layer containing a plurality of nanosized cellulosic particles dispersed in and/or bonded to a fluoropolymer matrix. | 10-17-2013 |
20130273243 | METHOD FOR MANUFACTURING FUSER MEMBERS - The present teachings describe a process that includes obtaining a composition of particles comprising fluorine containing particles and aerogel particles. The composition is mixed at a resonant frequency of a mixing system containing the composition. The composition is powder coated onto a substrate and cured to form a release layer on the substrate. | 10-17-2013 |
20130273255 | COMPOSITION OF MATTER - The present teachings disclose a composite. The composite includes a cellulose material dispersed in a fluoropolymer. The cellulose material is present in an amount of from about 1 weight percent to about to about 30 weight percent of the composition. A method of manufacturing a composite article and coating is described. | 10-17-2013 |
20130274376 | SURFACE COATING AND FUSER MEMBER - The present teachings disclose a surface coating composition. The surface coating composition includes fluorine containing particles, aerogel particles and positive tribocharging particles. The surface coating is useful as the release layer for fuser members. | 10-17-2013 |
20130274383 | FUSER MEMBER - The present teachings provide a fuser member. The fuser member comprises a release layer comprising microcrystalline cellulose particles dispersed in a fluoropolymer. | 10-17-2013 |
20130274384 | METHODS FOR PREPARING REINFORCED FLUOROPOLYMER COMPOSITES COMPRISING SURFACE FUNCTIONALIZED NANOCRYSTALLINE CELLULOSE - A method of preparing a reinforced fluoropolymer composite is presented, which includes reacting a surface of a nanocrystalline cellulose with a fluorinated electrophile to form a fluoro-functionalized nanocrystalline in which the outer circumference of the nanocrystalline cellulose has been functionalized with fluorinated substrates, and contacting the fluoro-functionalized nanocrystalline cellulose with a fluoropolymer to form a fluoropolymer composite. Also presented is a method of preparing fluoro-functionalized nanocrystalline cellulose, including reacting a surface of a nanocrystalline cellulose with a fluorinated electrophile forming fluoro-functionalized nanocrystalline cellulose in which the outer circumference of the nanocrystalline cellulose has been functionalized with fluorinated substrates, precipitating the fluoro-functionalized nanocrystalline cellulose and isolating and purifying the fluoro-functionalized nanocrystalline cellulose. | 10-17-2013 |
20130274406 | REINFORCED FLUOROPOLYMER COMPOSITES COMPRISING SURFACE FUNCTIONALIZED NANOCRYSTALLINE CELLULOSE - A reinforced fluoropolymer composite is presented, which includes a fluoropolymer and a fluoro-functionalized nanocrystalline cellulose in which the outer circumference of the nanocrystalline cellulose has been functionalized with fluorinated substrates. The fluoro-functionalized nanocrystalline cellulose may be used to produce stable dispersions with fluoropolymers exhibiting enhanced adhesion between the nanocrystalline particles and fluoropolymer in a composite material, and decreased surface free energy of the cellulose surface. | 10-17-2013 |
20130288059 | SELF-RELEASING FUSER MEMBERS AND METHODS OF MAKING THE SAME - A self-releasing fuser member for an image forming apparatus having a fluoropolymer with fluorocarbon chains bonded to the fluoropolymer via a linking group; a quaternary, tertiary, or secondary carbon atom; and a reactive group. The fluorocarbon chains are oriented nonparallel to the surface of the self-releasing fuser member. Image forming apparatuses having such self-releasing fuser members and methods of making such self-releasing fuser members. | 10-31-2013 |
20140121298 | Method of Powder Coating and Powder-Coated Fuser Member - Methods for powder coating that include applying a powder coating composition to a substrate via an electrostatic gun. The powder coating composition includes a mixture of two or more materials having different densities, such as a mixture of aerogel particles and fluoropolymer-containing particles. The electrostatic gun can have a high-voltage generator that generates a negative polarity voltage between about 0 KV and about 100 KV during application of the powder coating composition, and the electrostatic gun can have a round spray nozzle. Methods of making fuser members using such powder coating methods, fuser members prepared by such methods, and methods of preparing low gloss images using such fuser members. | 05-01-2014 |
20140147180 | FUSER MEMBER - There is disclosed a fuser member that includes a substrate layer and a surface layer disposed on the substrate layer. The surface layer includes a fluoropolymer having dispersed therein fluorinated graphene particles. A method of manufacturing a fuser member is also provided. | 05-29-2014 |
20140154512 | SURFACE COATING AND FUSER MEMBER - Described is a fuser member having a substrate and a release layer disposed on the substrate. The release layer includes a non-woven matrix of a plurality of polymer fibers. Each of the plurality of polymer fibers has a diameter of from about 5 nm to about 50 microns. A siloxyfluorocarbon networked polymer dispersed throughout the plurality of polymer fibers. The plurality of polymer fibers are from about 5 weight percent to about 50 weight percent of the release layer. In embodiments the polymer fibers are encased in a fluoropolymer sheath. | 06-05-2014 |
20140178579 | METHOD OF MAKING A FUSER MEMBER - A method of manufacturing a fuser member is described. The method includes obtaining a substrate and coating a composition of an anhydride capped polyamic acid oligomer, a multi-amine and a solvent on the substrate to form a polyimide gel layer on the substrate. The solvent is extracted from the polyimide gel layer with an extraction solvent. The extraction solvent is removed to form a polyimide aerogel layer having a porosity of from about 50 percent to about 95 percent. A fluoropolymer is coated on the polyimide aerogel layer and cured or melted to form a release layer. | 06-26-2014 |
20140178658 | FUSER MEMBER - A fuser member having a substrate and a polyimide aerogel layer disposed on the substrate is shown. The polyimide aerogel layer has a porosity of from about | 06-26-2014 |
20140204159 | MIXED ORGANOSILOXANE NETWORKS FOR TUNABLE SURFACE PROPERTIES FOR BLANKET SUBSTRATES FOR INDIRECT PRINTING METHODS - A crosslinked siloxane composition contains the polymerization product of a mixture containing from about 2 to about 12 alkoxysilane precursor materials, where at least one of the alkoxysilane precursor materials is a hydrophilic alkoxysilane precursor material, and at least one of the alkoxysilane precursor materials is a hydrophobic alkoxysilane precursor material. A method of printing an image to a substrate involves applying an inkjet ink to an intermediate transfer member using an inkjet printhead, spreading the ink onto the transfer member, inducing a property change of the ink, and transferring the ink to a substrate, where the intermediate transfer member comprises a crosslinked siloxane composition containing the polymerization product of a mixture comprising from about 2 to about 12 alkoxysilane precursor materials, where at least one of the precursor materials is hydrophilic and at least one is hydrophobic. | 07-24-2014 |
20140294470 | FUSER MEMBER - There is disclosed a fuser member include a substrate layer and a release layer disposed on the substrate layer. The release layer includes a plurality polyimide particles dispersed in a fluoropolymer. An image forming apparatus equipped the fuser member is also described. | 10-02-2014 |
20140321893 | SURFACE COATING AND FUSER MEMBER - There is described a fuser member comprising a substrate layer and a surface layer disposed on the substrate. The surface layer comprises a non-woven polymer fiber matrix having dispersed throughout a cross-linked fluoropolymer and a release agent. The release agent is a liquid at a temperature about 100° C. | 10-30-2014 |
20140321894 | FUSER MEMBER - A fuser member having a substrate and a surface layer disposed on the substrate is described. The surface layer includes a polyimide aerogel having dispersed throughout a cross-linked fluoropolymer and a release agent wherein the release agent is a liquid at a temperature above about 100° C. | 10-30-2014 |
20140322447 | METHOD OF FORMING A FLUOROPLASTIC TOPCOAT INCLUDING CARBON NANOTUBES - A method for forming a surface topcoat can include mixing a plurality of carbon nanotubes (CNT) with a thermally decomposable polymer binder to form a thermally decomposable polymer composite. The thermally decomposable polymer composite is mixed with a plurality of fluoroplastic particles, a fluorinated surfactant, and a solvent media to form a coating dispersion. Next, the coating dispersion is applied to a substrate such as a printer fuser member substrate to form a coated substrate. The coated substrate is heated to cure the coating dispersion to form a final coating film on the substrate. | 10-30-2014 |
20140323005 | SURFACE COATING AND FUSER MEMBER - Described is a fuser member having a substrate and a surface layer disposed on the substrate. The surface layer includes a non-woven polymer fiber matrix having dispersed throughout a siloxyfluorocarbon (SFC) networked polymer and a fluorinated polyhedral oligomeric silsesquioxane. | 10-30-2014 |
20140354746 | BLANKET MATERIALS FOR INDIRECT PRINTING METHODS - An intermediate transfer member containing a layer of a siloxyfluorocarbon networked polymer. A method of preparing an intermediate transfer member including mixing a coating solution containing siloxyfluorocarbon precursor materials; applying the coating solution as a sol on a substrate; curing the coating solution on the substrate to form an intermediate transfer member containing a layer of a siloxyfluorocarbon networked polymer. The surface free energy of the intermediate transfer member may be from about 10 mN/m to about 40 mN/m. A method of printing an image to a substrate includes applying an inkjet ink to an intermediate transfer member containing a layer of a siloxyflurocarbon networked polymer; spreading the ink onto the intermediate transfer member; inducing a property change of the ink; and transferring the ink to a substrate. | 12-04-2014 |
20150016834 | COATING APPARATUSES AND METHODS - An imaging apparatus includes an imaging member having a surface, a delivery member that is spaced apart from the imaging member, and a power source for generating an electric field between the imaging member surface and the delivery member. A functional material is electrohydrodynamically transferred from the delivery member to the imaging member surface when the electric field is generated. | 01-15-2015 |