53results about How to "Light resistance" patented technology

This invention provides a colored metallic pigment, which can develop a variety of colors and varied interference colors while maintaining good lightfastness, weatherfastness and hiding power, a process for producing the same, a coating composition containing the colored metallic pigment and capable of providing a coating film having excellent finished appearance, and a cosmetic preparation containing the colored metallic pigment, having excellent hiding power, and capable of providing sharp hue. The colored metallic pigment comprises at least a metallic pigment, an amorphous silicon oxide film layer provided on the surface of the metallic pigment, a metal layer provided on the surface of the amorphous silicon oxide film layer, and metallic particles provided on the surface of the metal layer. The metallic particles are provided so as to directly cover a part of the surface of the metal layer. In the colored metallic pigment, the metal layer preferably comprises at least one metal selected from Sn, Pd, Pt and Au. The metallic particle preferably comprises at least one metal selected from Cu, Ni and Ag.

The present invention can provide a composition for optical members, which contains (a) a compound having one or more of any group selected from the group consisting of an acryloyl group, a methacryloyl group, an allyl group and a vinyl group and one or more β-epithiopropyl groups in a molecule. In a preferable embodiment of the present invention, the composition for optical members further contains at least one compound selected from (b) a compound having one or more β-epithiopropyl groups in a molecule while having no polymerizable unsaturated bond group, (c) an inorganic compound having a sulfur atom and / or a selenium atom, (d) a compound having one or more thiol groups in a molecule, (e) a compound having one or more amino groups in a molecule while having no heterocyclic ring, and (f) a compound having one or more of at least one group selected from the group consisting of a vinyl group, an acryloyl group, a methacryloyl group and an allyl group in a molecule.

The invention relates to a nitride semiconductor light emitting device having a high light emission efficiency, low operating voltage and high resistance to electrostatic discharge. The nitride semiconductor light emitting device includes an n-type nitride semiconductor layer, an active layer and a p-type nitride semiconductor layer formed in their order on a substrate. The device also includes a transparent conductive oxide multi-layer formed on the p-type nitride semiconductor layer. The transparent conductive oxide multi-layer includes two or more layers or transparent conductive oxide layers having different levels of conductivity.

The present invention provides an organic electroluminescent display device and a method of preparing the same. The organic electroluminescent display device may include a first electrode formed on a substrate. A second electrode may be formed so as to be insulated from the first electrode. One or more organic layers may be interposed between the first electrode and the second electrode and include at least an emission layer. One layer or a plurality of layers may be formed on the second electrode and comprise a material or materials having a refractive index higher than a refractive index used to form a material that comprise the second electrode. An organic electroluminescent display device fabricated in this matter has improved efficiency of light extraction. Such a device also resists infiltration of moisture and oxygen to a luminous part of the device that includes the first electrode, the second electrode, and the organic layer.

The present invention provides an undercast liner for being applied to an anatomical shape of a patient and overlaid with a cast material. The undercast liner includes an elongate fabric having two opposing faces and an intermediate spacer area that both separates and interconnects the opposed faces. The liner is constructed at least in part of hydrophobic, water resistant monofilament yarn for providing enhanced water resistance, light weight, breathability and resistance to collapse and degradation due to moisture and bacteria during extended use of the liner. The liner has sufficient stretch in both a length-wise and width-wise direction to facilitate conforming the undercast liner around the anatomical shape without wrinkling during application.

The object of the present invention is to provide a laminated film excellent in light resistance, scratch resistance, transparency, dimensional stability and adhesion to a hard coating layer. The present invention is a laminated film comprising a base material layer, an easily adhering layer and a hard coating layer, wherein the easily adhering layer is formed on the base material layer and the hard coating layer is formed on the easily adhering layer, and further wherein (1) the base material layer is formed of a polyester resin formed from naphthalenedicarboxylic acid as a main dicarboxylic acid component and ethylene glycol as a main glycol component, (2) the hard coating layer has an ultraviolet absorbing function and has a pencil hardness of H or higher on the hard coating layer surface, and (3) said laminated film has a variation (Δb*) of less than 2.0 between transmittance b* values obtained before and after a 300 hours' xenon arc test of said laminated film.

The present invention relates to a resin composition for optical semiconductor devices, the resin composition including the following ingredients (A) to (D): (A) an epoxy resin; (B) a curing agent; (C) a polyorganosiloxane; and (D) a white pigment.

This invention provides a colored metallic pigment, which can develop a variety of colors and varied interference colors while maintaining good lightfastness, weatherfastness and hiding power, a process for producing the same, a coating composition containing the colored metallic pigment and capable of providing a coating film having excellent finished appearance, and a cosmetic preparation containing the colored metallic pigment, having excellent hiding power, and capable of providing sharp hue. The colored metallic pigment comprises at least a metallic pigment, an amorphous silicon oxide film layer provided on the surface of the metallic pigment, a metal layer provided on the surface of the amorphous silicon oxide film layer, and metallic particles provided on the surface of the metal layer. The metallic particles are provided so as to directly cover a part of the surface of the metal layer. In the colored metallic pigment, the metal layer preferably comprises at least one metal selected from Sn, Pd, Pt and Au. The metallic particle preferably comprises at least one metal selected from Cu, Ni and Ag.

The object of the present invention is to provide a laminated film excellent in light resistance, scratch resistance, transparency, dimensional stability and adhesion to a hard coating layer. The present invention is a laminated film comprising a base material layer, an easily adhering layer and a hard coating layer, wherein the easily adhering layer is formed on the base material layer and the hard coating layer is formed on the easily adhering layer, and further wherein(1) the base material layer is formed of a polyester resin formed from naphthalenedicarboxylic acid as a main dicarboxylic acid component and ethylene glycol as a main glycol component,(2) the hard coating layer has an ultraviolet absorbing function and has a pencil hardness of H or higher on the hard coating layer surface, and(3) said laminated film has a variation (Δb*) of less than 2.0 between transmittance b* values obtained before and after a 300 hours' xenon arc test of said laminated film.

A water-based pigment dispersion comprising 100 parts by weight of a pigment, 3 to 30 parts by weight of a sulfonic acid group-containing pigment derivative and water, wherein the sulfonic acid group-containing pigment derivative has only one sulfonic acid group in a molecule of a pigment of which the type is the same as the type of the pigment to be dispersed, the sulfonic acid group forms at least one salt selected from the group consisting of ammonia salt, an organic amine salt and a salt in which at least 15% of the sulfonic acid group is liberated and the rest is a salt with monovalent metal, the content of metal ion having a valence of at least 2 in a solid matter of the above water-based pigment dispersion is 500 ppm or less, and the above pigment is dispersed in water according to electrostatic repulsion due to the sulfonic acid group-containing pigment derivative adsorbed on the particle surface of the pigment, an inkjet recording liquid containing the same and process for the production thereof.

A sheet for forming process including a base material and at least one functional layer provided on a surface of the base material, wherein the functional layer has, at the outermost surface thereof, a surface resistivity of 1.0×108 to 1.0×1013 Ω / □, and a surface of the base material, on which surface the functional layer is provided, contains at least one selected from polycarbonate resins and polyarylate resins; a method for manufacturing the sheet for forming process, an image forming method, a method for manufacturing a forming processed product using the sheet for forming process, and the forming processed product.

Provided is an organic EL element having both excellent light extraction efficiency and excellent weather resistance. The organic EL element (10) has a configuration comprising: an organic EL element main body (1) including an organic compound layer (13) including a light-emitting layer; and a light extraction sheet (2) provided on the light-extraction side of the organic EL element main body (1). In addition, the organic EL element (10) is characterized by: the light extraction sheet (2) including a silicon compound; the haze value of the light extraction sheet (2) being at least 90; and the total light transmittance of the light extraction sheet (2) being at least 80%.

The present invention provides an organic electroluminescent display device and a method of preparing the same. The organic electroluminescent display device may include a first electrode formed on a substrate. A second electrode may be formed so as to be insulated from the first electrode. One or more organic layers may be interposed between the first electrode and the second electrode and include at least an emission layer. One layer or a plurality of layers may be formed on the second electrode and comprise a material or materials having a refractive index higher than a refractive index used to form a material that comprise the second electrode. An organic electroluminescent display device fabricated in this matter has improved efficiency of light extraction. Such a device also resists infiltration of moisture and oxygen to a luminous part of the device that includes the first electrode, the second electrode, and the organic layer.

A concentrating solar power generation unit 1 according to an embodiment of the present invention includes: a concentrating lens panel 10 in which a plurality of concentrating lenses 12 are arranged on a light transmitting panel substrate 11; a solar cell mounting plate 21 in which solar cells 20 are mounted corresponding to the concentrating lenses 12; and a first direction side supporting wall 32 that extends in a direction intersecting the solar cell mounting plate 21 and that supports a first direction side 13 of the light transmitting panel substrate 11, wherein a panel positioning portion 15 that defines the position of the concentrating lens panel 10 is formed in the first direction side 13, and a positioning portion-engagement portion 34 with which the panel positioning portion 15 is engaged is formed in an upper portion of the first direction side supporting wall 32.

The present invention relates to a magnetic particle having a high-reflective protective membrane and a method for producing same, especially wherein the magnetic particle includes a magnetic core, a shell formed on the magnetic core, and a high-reflective protective membrane formed on the shell, and the high-reflective protective membrane has low-refractive-index and high-refractive-index membranes. The magnetic particle has advantages that have high brightness and prevent the shell from being damaged by friction with a filler and pressure between rollers during a dispersion step of an ink-making process. Also, the magnetic particle is used for different colored inks, general paint, particulate pigments for vehicles, pigments for cosmetics, catalyst paint, and especially anti-forgery inks, etc., and has advantages that are durable and express colors that existing magnetic pigments fail to.

Object: To provide a rigid light reflective sheet with excellent light reflecting characteristics, ultraviolet yellowing resistance and dimensional stability.Means to solve: A light reflective sheet wherein the void containing light reflective layer (B) is laid on the light receiving side of a substrate layer (A) composed of a thermoplastic resin composition (a1) containing an inert particle of 5 to 40% in weight, the backing layer (C) is laid on the non-light receiving side of the substrate layer (A), and the void containing light reflective layer (B) is a uniaxially or biaxially stretched sheet with a thickness (tb) of 10 to 90 μm and diffuse reflectance of 70 to 90%.

The invention discloses a construction waste reclaimed thermal insulation brick. The brick is prepared from raw materials in percentage by weight as follows: 55%-85% of construction waste reclaimed material, 8%-15% of cement, 1%-5% of quicklime, 2%-15% of modified diatomite, 1%-8% of lignocellulose and the balance of water. The invention also provides a preparation method of the construction wastereclaimed thermal insulation brick. The method comprises the steps as follows: (1) stirring the construction waste reclaimed material, the quicklime, the lignocellulose and the water to obtain a mixture A; (2) adding the modified diatomite and the cement to the mixture A obtained in step (1), and stirring the mixture to obtain a mixture B; (3) pouring the mixture B obtained in step (2) in a prefabricated mold, performing cutting after initial setting, and carrying out curing and drying to prepare the construction waste reclaimed thermal insulation brick. Compared with the prior art, the construction waste reclaimed thermal insulation brick has high strength and low shrinkage, solves the problems of wall cracking, bubbling and the like of self-thermal insulation materials in use and has aformaldehyde adsorption effect.

A siloxane polymer comprising polysiloxane, silphenylene, isocyanuric acid, and polyether skeletons in a backbone and having an epoxy group in a side chain is provided. A photosensitive resin composition comprising the siloxane polymer and a photoacid generator is coated to form a film which can be patterned using radiation of widely varying wavelength. The patterned film has high transparency and light resistance.

The present invention provides a monoazo compound represented by formula (1) or a salt thereof: wherein, Y1 and Y2 represent a group selected from hydrogen atom, formula (2) and formula (3); provided that at least one of Y1 and Y2 is a group represented by formula (2); Z is a group selected from formulae (4), (5) and (6);

An undercast liner for being applied to an anatomical shape of a patient and overlaid with a cast material. An elongate fabric has two opposing faces and an intermediate spacer area that both separates and interconnects the opposed faces. The liner is constructed at least in part of hydrophobic, water resistant monofilament yarn for providing enhanced water resistance, light weight, breathability and resistance to collapse and degradation due to moisture and bacteria during extended use to the liner. The liner has sufficient stretch in both a length-wise and width-wise direction to facilitate conforming the undercast liner around the anatomical shape without wrinkling during application.

This application relates to a curable composition and its use. The curable composition may exhibit excellent processibility and workability. The curable composition has excellent light extraction efficiency, crack resistance, hardness, thermal and shock resistance and an adhesive property after curing. The curable composition may provide a cured product exhibiting stable durability and reliability under severe conditions for a long time and having no whitening and surface stickiness.

Provided is an organic EL element having both excellent light extraction efficiency and excellent weather resistance. The organic EL element (10) has a configuration comprising: an organic EL element main body (1) including an organic compound layer (13) including a light-emitting layer; and a light extraction sheet (2) provided on the light-extraction side of the organic EL element main body (1). In addition, the organic EL element (10) is characterized by: the light extraction sheet (2) including a silicon compound; the haze value of the light extraction sheet (2) being at least 90; and the total light transmittance of the light extraction sheet (2) being at least 80%.

Provided are a plasticizer and a resin composition including the plasticizer, and a method of preparing the same. The plasticizer may improve physical properties, such as light resistance required for a compound formulation or viscosity, bleeding phenomenon, and gelling property required for a sheet formulation, when used as a plasticizer of a resin composition, by improving poor physical properties that have been ascribed to structural limitations although having environmental friendliness.

The writing ink composition of the present invention includes: an oil-based component containing a polar solvent and a spinnability imparting agent; and a water-based component containing water, polyhydric alcohol, a thixotropy imparting agent and a pigment, the water-based component being dispersed in the above oil-based component.