Abstract: The present invention is directed to a permanent epoxy photoresist composition useful for making negative-tone, permanent photoresist relief patterns on low surface energy polymer substrates, comprising: (A) one or more epoxy resins according to Formulas I-VI, (B) one or more cationic photoinitiators; (C) one or more film casting solvents; and (D) one or more fluorinated compounds. The present invention is also directed to methods of forming a permanent photoresist relief pattern on a low surface energy polymer substrate using the disclosed composition.

Abstract: A method of manufacturing a glass assembly to have a performance-enhancing feature includes a step of forming a glass substrate that is curved. The method also includes digitally-applying an ink without a mask onto a surface of the curved glass substrate. The method further includes curing the ink to form the performance-enhancing feature on the surface of the curved glass substrate.

Abstract: A cross-bred organic semiconductor (OSC) polymer, includes a diketopyrrolopyrrole (DPP)-fused thiophene polymeric material, such that: the DPP-fused thiophene polymeric material comprises a first linear alkyl-substituted DPP portion and a second branched alkyl-substituted DPP portion, the cross-bred OSC polymer comprises a repeat unit having both the first linear alkyl-substituted DPP portion and the second branched alkyl-substituted DPP portion, and the fused thiophene is beta-substituted.

Abstract: A polymer blend includes an organic semiconductor polymer blended with an isolating polymer; at least one photoinitiator for generating active radicals; and at least one crosslinker comprising C?C bonds, thiols, or combinations thereof, such that the organic semiconductor polymer is a diketopyrrolopyrrole-fused thiophene polymeric material, the fused thiophene is beta-substituted, and the isolating polymer has a non-conjugated backbone. A method of forming an organic semiconductor device having the polymer blend is also presented.

Abstract: An infrared energy supply system is disclosed including an infrared (IR) energy emitter device including a heat dissipating housing including an internal cavity that houses an IR bulb, an interior reflection unit and a cooling fan, an outer reflection unit coupled to the heat dissipating housing that includes a curved reflection component extending outwardly from the heat dissipating housing and side reflection components that extend outward from the heat dissipating on opposite sides of the curved reflection component, and a guide rail disposed on both sides of the outer reflection unit. The infrared energy supply system further includes a control unit coupled to the infrared energy emitter device via a coupling device. In some instances, the internal cavity houses multiple IR bulbs where emitted IR rays reflect off of the interior reflection unit and the curved reflection component to culminate at a first focal point and a second focal point.

Abstract: A liquid discharge apparatus includes a conveying part configured to convey a medium in a conveying direction. A discharge head is configured to discharge a droplet onto a medium carried by the conveying part. A heating part is arranged at the downstream of the discharge head and configured to heat a medium while contacting with the medium attached with a droplet discharged by the discharge head. The heating part is arranged at a position contacting with at least part of the droplet present on the surface of the medium.

Abstract: In a laser-assisted deposition system, a uniform layer of material is coated onto a donor substrate at a coating system, and portions of the material are jetted from the donor substrate to a receiving substrate at a printing unit, leaving residual portions of the material on the donor substrate. In order to not waste the residual portions of the material, the donor substrate with the residual portions of the material is returned to the coating system where the residual portions of the material are aggregated into a blob and subsequently recoated onto the donor substrate. The blob may be formed by translating the residual portions of the material towards an interface formed by two coating rollers, a squeegee and the donor substrate, or a film and the donor substrate.

Abstract: The invention relates to radiation-treated reinforcement fibers, reinforced asphalt and portland cement concrete, and grout, methods for producing the same and application for their use. The radiation treatment includes exposing reinforcement fibers to electromagnetic energy, e.g., gamma rays, and/or electron-beam (E-beam) radiation. As a result of the treatment, the radiation-treated reinforcement fibers have a modified or deformed surface, e.g., an abraded and/or porous surface, as compared to reinforcement fibers without a radiation treatment.

Abstract: Water-based compositions that are resistant to dirt pickup, efflorescence, tannin bleed-through and surfactant leaching are described. The water-based composition includes a latex or water-dispersible polymer and a non-VOC UV-VIS (preferably, ultraviolet) absorber as a dirt pickup resistance additive. Methods of making water-based compositions including a non-VOC UV-VIS absorber as an additive are also described.

Abstract: Provided is a liquid crystal element. The liquid crystal element includes a first substrate, a first electrode provided on the first substrate, a liquid crystal layer provided on the first electrode and including a liquid crystal portion and a hydrophobic portion, and a second electrode on the liquid crystal layer, wherein the hydrophobic portion is phase-separated from the liquid crystal portion, wherein the liquid crystal portion includes polymer materials, a first dye, and liquid crystal molecules dispersed in the polymer materials, wherein the hydrophobic portion is spaced apart from the first electrode, wherein the hydrophobic portion includes hydrophobic materials and a second dye, wherein the first dye is dissolved in the polymer materials, wherein the second dye is dissolved in the hydrophobic portion, wherein the polymer materials include photo-curable polymer materials.

Abstract: Disclosed are methods and apparatus for selectively sintering particulate material, the method comprising: providing a layer (6) of particulate material; providing an amount of a radiation absorbent material over a selected surface portion of the layer (6) of particulate material; providing an amount of a material that comprises a plurality of elongate elements (16) over at least part of the selected surface portion of the layer (6) of particulate material; and providing radiation (8) across the selected surface portion of the layer (6) of particulate material so as to sinter a portion of the material of the layer (6) including causing the plurality of elongate elements (16) to become embedded in the sintered portion of material.

Abstract: Water-based compositions containing a low VOC coalescent, a latex or water-dispersible polymer, and a water-insoluble UV-VIS (preferably, ultraviolet) absorber.

Abstract: A process for preparing guanidino-functional, free radically polymerizable compounds comprises (a) combining (1) an amine compound comprising (i) at least one primary aliphatic amino group and (ii) at least one secondary aliphatic amino group, primary aromatic amino group, or secondary aromatic amino group, and (2) a guanylating agent; (b) allowing or inducing reaction of the amine compound and the guanylating agent to form a guanylated amine compound; (c) combining (1) the guanylated amine compound, and (2) a reactive monomer comprising (i) at least one ethylenically unsaturated group and (ii) at least one group that is reactive with an amino group; and (d) allowing or inducing reaction of the guanylated amine compound and the reactive monomer to form a guanidino-functional, free radically polymerizable compound.

Abstract: A hardcoat composition and a polarizer and a display device applying the same are provided. The hardcoat composition includes an acrylic copolymer, a multi-functional unsaturated photomonomer or oligomer, a photoinitiator, and a thermal curing agent. The acrylic copolymer with hydroxyl group has a weight-average molecular weight equal to or larger than 15,000 and has a glass transition temperature higher than 25° C.

Abstract: A technology for curing a photocurable resin composition by ultraviolet ray/infrared ray hybrid irradiation is provided. An infrared ray irradiation is applied at least one of before or after the application of ultraviolet ray irradiation to a photocurable resin composition, from which volatile components have been removed by a heating process, to have the photocurable resin composition cured. It becomes possible to relax the ultraviolet ray irradiation conditions for photo curing by applying an infrared ray irradiation as compared with the case in which the infrared ray irradiation is not applied, and, in particular, the scratch resistance characteristics of a cured film are significantly enhanced. Moreover, because of a combination of ultraviolet ray irradiation and infrared ray irradiation, the curing time period of a cured film can be reduced and/or stress relaxation effects can be produced.

Abstract: Devices for use in cold-field emission and methods of forming the device are generally presented. In one example, a method may include providing a conductive base, dispersing carbon-filled acrylic onto the conductive base to form a conductive film, coupling a copper plate to a first side of the conductive film, and irradiating the conductive film. The method may further include dispersing carbon nanotubes (CNTs) on a second side of the conductive film to form a substantially uniform layer of CNTs, removing excess CNTs from the second side, and curing the conductive film. In one example, a device may include a polycarbonate base, a layer of carbon-filled acrylic on one side of the polycarbonate base and a layer of irradiated carbon-filled acrylic on the other, a copper plate coupled to the carbon-filled acrylic, and a substantially uniform layer of randomly aligned CNTs dispersed on the irradiated carbon-filled acrylic.

Abstract: A device for UV curing a coating or printed ink on a workpiece such as an optical fiber comprises dual elliptical reflectors arranged to have a co-located focus. The workpiece is centered at the co-located focus such that the dual elliptical reflectors are disposed on opposing sides of the workpiece. Two separate light sources are positioned at a second focus of each elliptical reflector, wherein light irradiated from the light sources is substantially concentrated onto the surface of the workpiece at the co-located focus.

Abstract: A process for producing polymeric films by applying a liquid composition onto a surface of a substrate under vacuum conditions in a vacuum chamber. The composition has a first component which is polymerizable or crosslinkable in the presence of a sufficient amount of an acid; and a cationic photoinitiator which generates an acid upon exposure to ultraviolet radiation, electron beam radiation or both to cause polymerizing or crosslinking of the first component. A gas which emits ultraviolet radiation upon exposure to electron beam radiation is introduced into the vacuum chamber. The composition and the gas are exposed to electron beam radiation to cause the cationic photoinitiator to generate an amount of an acid to cause polymerizing or crosslinking of the first component. The composition is exposed to both electron beam radiation and gas-generated ultraviolet radiation and cured.

Abstract: A method for a layer-wise manufacturing of a three-dimensional object has a first step of providing a layer of a material in powder form or a liquid material on a support or a layer that has already been solidified at selected positions previously and a second step of directing a focussed photon or particle beam (8?) selectively at selected positions of the layer. In the second step, the photon or particle beam is selected such that it brings about a change of the absorption of the material when hitting the layer. After the termination of the second step, a third step is carried out, in which the layer is irradiated by means of electromagnetic radiation (18?) such that the material is homogenously solidified at those positions of the layer that correspond to the cross-section of the object to be formed.

Abstract: A method for producing a multicoat color and/or effect paint system comprising a pigmented aqueous basecoat material comprising at least one polyurethane resin (A) as binder, at least one color and/or effect pigment, and 0.05% to 10% by weight, based on the total amount of the pigmented aqueous basecoat material, of an associative thickener (B) different from the polyurethane resin (A), the associative thickener (B) being composed of at least one compound of the following formula (I): with n=0 to 50, where R= with m=0 to 10, where R1?H or R2, where R2= with o=0 to 50, with the proviso that for not more than 50% by weight of the compounds of the formula (I), m=0 and R1?H.

Abstract: Method of producing a high voltage electrical insulation, in that (i) an ultra-violet radiation as well as thermally curable composition, comprising at least one UV-curable and heat-curable epoxy resin, at least one cationic photo-initiator and at least one cationic thermal-initiator, is provided, and that (ii) ultraviolet radiation as well as heat is applied to the curable composition in any desired sequence for a time long enough until complete curing of the curable composition is obtained and products obtained.

Abstract: Disclosed is a method providing efficient curing of an optical-fiber coating on a drawn glass fiber. The method employs one or more UV-radiation sources that emit electromagnetic radiation to effect the curing of coated glass fiber.

Abstract: Forming a densified layer in a spray coating which forms a densified layer providing a sufficient effect while preventing generation of excessively large cracks and does not cause the increase of costs; also provided in a spray coating covering member. When a high-energy beam for remelting and resolidifying a coating composition of a surface layer of an Al2O3 spray coating is scanned over a surface of the Al2O3 spray coating, it is constituted with a precedent laser beam precedently scanned in a scanning direction and a follow-up laser beam subserviently scanned on the same trajectory as that of the precedent laser beam, and the precedent laser beam is irradiated on to the surface of the Al2O3 spray coating while scanning, and the follow-up laser beam is superimposedly irradiated to an irradiation region scanned with the precedent laser beam while scanning to thereby densify the surface layer of the irradiation region.

Abstract: Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.

Abstract: A coating method wherein in order to simplify the coating method and increase the flexibility thereof with respect to respective desired coatings, provision is made that a powder lacquer layer (3) is applied to a surface (2) of the component (1), and an imprint (4) is applied to the powder lacquer layer (3), preferably by an inkjet method.

Abstract: Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.

Abstract: Provided a method for producing an oriented-porosity dielectric material on a substrate. The method includes depositing a composite layer on a substrate by vapor deposition comprising a material forming a matrix and a compound comprising chemical groups capable of being oriented under the effect of an electromagnetic field and/or photonic radiation; treating the composite layer to obtain the cross-linking of the material forming a matrix; and subjecting the substrate coated with the composite layer to an electromagnetic field and a photonic radiation.

Abstract: Methods for making multi-layered anti-reflective coatings are disclosed. Un-solgel precursor compositions may be prepared having inorganic oxide precursors and UV curable acrylic monomer mixtures, deposited on a substrate, and subsequently the coated substrate may be cured by exposure to electromagnetic radiation, such as UV radiation. The coating layers may be heated using a temperature sufficient to burn off organic content and form a multi-layer anti-reflective coating. Substrates comprising such coatings and photovoltaic devices comprising such substrates and coatings are also disclosed.

Abstract: Provided is the preparation of a coil-comb block copolymer and a method for producing nanostructures formed by the copolymer. Particularly, provided is a method for producing nanostructured polymer thin films, including: preparing a coil-comb block copolymer via a controlled polymer polymerization process; forming a thin film of the block copolymer on a substrate and carrying out heat treatment to form nanostructures including vertically aligned cylindrical microstructures; and irradiating ultraviolet rays to the thin film and carrying out oxygen plasma treatment to form nanostructured polymer thin films including cylindrical pores.

Abstract: A highly tensile dielectric layer is generated on a heat sensitive substrate while not exceeding thermal budget constraints. Cascaded ultraviolet (UV) irradiation is used to produce highly tensile films to be used, for example, in strained NMOS transistor architectures. Successive UV radiation of equal or shorter wavelengths with variable intensity and duration selectively breaks bonds in the Si—N matrix and minimizes shrinkage and film relaxation. Higher tensile stress than a non-cascaded approach may be obtained.

Abstract: A floor curing apparatus is disclosed, including an ultraviolet lamp, a replaceable reflector configured to direct light energy transmitted from the ultraviolet lamp, the replaceable reflector including one of a plurality of interchangeable reflectors, a shutter mechanism configured to selectively move a shutter to expose the ultraviolet lamp and the reflector toward a surface upon which the floor curing apparatus operates, and wheels. The ultraviolet lamp and the reflector height from the floor surface are maintained at a predetermined distance above the surface. The plurality of interchangeable reflectors provides varying transmission characteristics.

Abstract: The invention relates to a method for forming a coating on a substrate material which includes applying one or more layers of a monomer composition to a surface of the substrate. At least one monomer layer comprises a photoinitiator, and at least one monomer layer comprises a photo-generated base precursor. The monomer layer is exposed to a first wavelength of light to initiate polymerization of the monomers. The monomer layer is subsequently exposed to a second wavelength of light to terminate the polymerization.

Abstract: Example embodiments relate to a method of manufacturing a polymer dispersed liquid crystal (PDLC) display device including dichroic dye. The method may include filling a mixture solution including liquid crystals, a photopolymerizable material, dichroic dyes, and liquid crystalline polymers in a space between a first electrode and a second electrode that face each other; applying an electric field between the first electrode and the second electrode; and arranging the dichroic dyes in the mixture solution.

Abstract: Disclosed is a method for producing a polymer-based microfluidic device, including: forming a microstructure on a lower polymer matrix; coating the lower polymer matrix with TiO2 to perform patterning of TiO2; bonding the lower polymer matrix with an upper polymer matrix; and radiating UV lights thereto to convert TiO2-coated regions into hydrophilic regions. Disclosed also is a polymer-based microfluidic device obtained by the method. The method enables development of a microfluidic device having high stability and long-term durability.

Abstract: Provided may be a method of manufacturing a silicon (Si) film by using a Si solution process. According to the method of manufacturing the Si film, the Si film may be manufactured by preparing a Si forming solution. The ultraviolet rays (UV) may be irradiated on the prepared Si forming solution. The Si forming solution may be coated on a substrate and a solvent in the Si forming solution may be coated on the substrate. An electron beam may be irradiated on the Si forming solution from which the solvent is removed.

Abstract: Methods for producing a silica aerogel coating by: producing a wet gel formed by the hydrolysis and polymerization of an alkoxysilane having an ultraviolet-polymerizable unsaturated group; organically modifying the wet gel with an organic-modifying agent to obtain an organically modified silica having a modification ratio of 10-30% based on a total amount of Si—OH in the wet gel; coating a dispersion of the organically modified silica on a substrate to form a layer; and subjecting the layer of the organically modified silica to ultraviolet irradiation and baking, wherein the silica aerogel coating includes the organically modified silica and wherein the silica aerogel coating has a refractive index in the range of 1.05-1.2.

Abstract: A method of applying a protective coating over ink printed media in a digital printing engine whereby horizontally discharging ink jet nozzles arranged in a vertical array, discharging a protective coating onto the marked surface of media disposed on a belt in vertical disposition. The coated media is then transported vertically to an adjacent source of ultraviolet radiation for curing the protective coating.

Abstract: A method of forming an organic silica film includes forming a coating including a silicon compound having an —Si—O—Si— structure and an —Si—CH2—Si— structure on a substrate, heating the coating, and curing the coating by applying ultraviolet radiation.

Abstract: A method for automatic removal of a sealant member from a nozzle plate that includes applying a sealant member to a surface of the nozzle plate, attaching the sealant member with a pull tab, one end of the pull tab being attached to a maintenance sled of a maintenance mechanism at a first position, the maintenance sled moves from a first position to a second position thereby removing the sealant member at a 180 degree angle and with a speed of about 10 mm/sec.

Abstract: An ink composition for inkjet recording is provided. The ink composition contains (a) a monomer containing a fluorinated alkylene group and two or more polymerizable groups, (b) a photo initiator, and (c) a polymerizable monomer.

Abstract: A process of readily producing a patterned birefringent product excellent in resolution and heat-resistance is provided. Said process comprises at least the following steps [1] to [3] in order: [1] preparing a birefringence pattern builder which comprises an optically anisotropic layer comprising a polymer, and said optically anisotropic layer has a retardation disappearance temperature in the range higher than 20° C., at said retardation disappearance temperature in-plane retardation becomes 30% or lower of the retardation at 20° C. of the same optically anisotropic layer, and said retardation disappearance temperature rises by light exposure; [2] subjecting the birefringence pattern builder to patterned light exposure; [3] heating the laminated structure obtained after the step [2] at 50° C. or higher and 400° C. or lower.

Abstract: Disclosed are a resin composition for laser engraving including a resin having two groups having specific structures and having a number average molecular weight of 5,000 or more and 500,000 or less, a relief printing plate precursor for laser engraving comprising a relief-forming layer formed from the resin composition on a support, a process for making the relief printing plate precursor, a process of making a relief printing plate using the relief printing plate precursor, and a relief printing plate having a relief layer which is manufactured by the process.

Abstract: A substrate assembly containing a conductive film and a fabrication method thereof are provided. The substrate assembly includes a polymer substrate, a surface treatment layer formed on the polymer substrate and a conductive film formed on the surface treatment layer, wherein the conductive film is formed by sintering a metal conductive ink and the surface treatment layer is formed from a composite material of an auxiliary filler and a polymer. The auxiliary filler in the surface treatment layer can deliver energy into the metal conductive ink for sintering the conductive metal ink.

Abstract: A highly tensile dielectric layer is generated on a heat sensitive substrate while not exceeding thermal budget constraints. Cascaded ultraviolet (UV) irradiation is used to produce highly tensile films to be used, for example, in strained NMOS transistor architectures. Successive UV radiation of equal or shorter wavelengths with variable intensity and duration selectively breaks bonds in the Si—N matrix and minimizes shrinkage and film relaxation. Higher tensile stress than a non-cascaded approach may be obtained.

Abstract: A method of fabricating a patterned retarder includes: forming a retarder material layer on a substrate by coating a retarder material; irradiating a first polarized UV ray onto the retarder material layer, the first polarized UV ray having a first polarization axis; irradiating a second polarized UV ray onto the retarder material layer, the second polarized UV ray having a second polarization axis perpendicular to the first polarization axis; and baking the retarder material layer to form first and second oriented patterns alternating with each other, each of the first and second oriented patterns having an anisotropic property.

Abstract: A method of visualizing a latent image includes: preparing a latent image composed of a plurality of paramagnetic seeds immobilized on a base in the form of an image, and a dispersion liquid of paramagnetic colloidal particles; immersing the latent image in the dispersion liquid of paramagnetic colloidal particles; and applying a magnetic field to the latent image and the dispersion liquid of paramagnetic colloidal particles.

Abstract: The proposed method of substance curing by radiation, received from the UV LEDs, the device designed to implement this method, and ink cured by radiation from UV LEDs.

Abstract: The present invention relates to a method for manufacturing a resin-impregnated decorative paper, which method comprises the following steps: i) providing a paper, ii) impregnating the paper obtained in step i) with a first, actinic radiation-curable resin, iii) subjecting the paper obtained after step ii) to a drying step, iv) applying a second, actinic radiation-curable resin to the dried paper obtained after step iii), and v) curing the paper obtained after step iv) to obtain the resin-impregnated decorative paper.

Abstract: A liquid crystal display (LCD) includes: a first substrate; a second substrate facing the first substrate; a first electrode and a second electrode formed on the first substrate; and a liquid crystal layer interposed between the first substrate and the second substrate, wherein a first alignment polymer configured to provide an alignment force to the liquid crystal is at a portion of the liquid crystal layer near the first substrate.

Abstract: Process for obtaining a hard coated article having anti-fouling properties, including, for example, an optical article such as an ophthalmic lens, comprising a substrate coated with a hard coating providing abrasion resistance and hardness and adhesion to the anti-fouling coating, and the article obtained from such process.