31results about How to "Does not affect optical properties" patented technology

The invention provides a preparation method of a nanometer metal grating and a nanometer metal grating. The method includes providing a substrate on which a metal layer is arranged; forming an impression glue layer on the metal layer; impressing the impression glue layer with an impression template with a grating period pattern; solidifying a impression glue layer, removing the impression template after the solidification, forming the impression glue with the grating period pattern, and remaining the impression glue at the bottom of the grating period pattern; removing the residual impression glue by means of oxygen ashing, exposing the metal layer at the bottom of the grating period pattern, and forming a metal oxide film on the surface of the exposed metal layer; removing the impression glue with the grating period pattern; and taking the metal oxide film as a mask layer, and patterning the metal layer to form a nanometer metal grating. The method is advantageous in that the problem that the metal layer in the prior art cannot be etched after the oxidation is solved; and the metal oxide film is taken as the mark layer for the subsequent technology, and can be used as a nanometer metal grating protective layer.

The invention relates to a preparing photon crystal film method, wherein, the mechanical intension and the solvent resistance of the photon crystal film can be improved. In the method, the polymer monomer solution which is adulterated with photoinitiator and cross linker can evenly permeate into interspaces of the photon crystal film with an opal type structure, and then the film can be irradiated by ultraviolet light to make the polymer monomer polymerized; after the polymer monomer is polymerized, the emulsion particle bulbs in the photon crystal film with a opal type structure can be jointed firmly, a polymer macromolecule net can be formed among the emulsion particle bulbs, the performance of the phone crystal can be enhanced through utilizing the net structure which is formed by the polymer macromolecule chains, therefore, the mechanical performance of the photon crystal film can be enhanced. Taking the rigidity of the film and Young modulus for example, the polymer monomer solution can permeate in the interspaces of the photon crystal film with an opal type structure, through the processing of photo-cross linking, the mechanical property of the rigidity of the photon crystal film, the Young modulus and the like and the solvent resistance can be improved greatly, and the initial mechanical property can not be essentially effected.

The invention provides an electronic component cleaning agent which comprises the following ingredients in percentage by mass: 50-75% of magnetic water, 2-14% of organic base, 15-35% of surfactant and 0.1-1.0% of chelator. The electronic component cleaning agent provided by the invention is low in cost, wide in raw material sources and high in cleaning capability. can effectively remove pollution of metal ions, can not damage the integrity of an electronic component, can not influence the current-illumination characteristic, electromagnetic characteristic, permeability, surface physical characteristic and other properties of the electronic component, and is environment-friendly and pollution-free. Thus, the electronic component cleaning agent can be widely used for cleaning in the manufacturing processes of electronic components, integrated circuits, PCBs (printed circuit board), liquid crystal displays and the like, and has a wide application range.

This invention discloses the high luminance semiconductor chip or device (concludes AlGaInP base LED) of vertical structure and low-cost high-output batch production method. The process of producing vertical structure AlGaInP base LED conclude: first, develop first style restricting layer on the developing substrate. Then, stack up reflecting/ ohm/ stress buffer layer on the first style restricting layer; bond electricity-conductive supporting substrate on the reflecting/ ohm/ stress buffer layer. The bonding side of electricity-conductive substrate and reflecting/ ohm/ stress buffer layer can has etched texture structure to reduce the stress of heat mismatching. First electrode stacks on the other side of electricity-conductive supporting substrate. When peeling off developing substrate, the first style restricting layer uncovers. There are developing illuminant layer, second style restricting layer, electric-current diffused layer and second electrode on the uncovered first style restricting layer.

The invention discloses an antibacterial touch panel and a manufacturing method thereof. The manufacturing method comprises the following steps of: forming a connecting layer by using a silane coupling agent, connecting the connecting layer to a glass substrate of a touch panel in a chemical crosslinking manner, and manufacturing an antibacterial layer from a nano antibacterial material. Because the total thickness of the antibacterial layer and the connecting layer on the touch panel is of molecular level, the size and the optical characteristics of the product cannot be influenced.

The invention relates to a method for improving the chromatic aberration of a liquid crystal display (LCD). The method is characterized in that adjacent protrusions or slits in each sub-pixel are not equal. In the invention, the heeling conditions of liquid crystal molecules under driving voltage are increased through improving the protrusions on a CF substrate of a VA mode LCD to realize more domain displays, which is beneficial to the improvement of the chromatic aberration without influencing other optical characteristics and increasing manufacture procedures. Compared with other domain realization modes, the invention does not increase the pay expenses in the aspect of driving.

The present invention discloses an efficient and environmental-protection liquid crystal display screen cleaning agent, which comprises the following raw materials by weight: 36-44 parts of fatty alcohol polyoxyethylene ether, 18-25 parts of metasilicate, 16-20 parts of glycerol, 8-14 parts of amine alkali, 15-35 parts of a surfactant, 6-9 parts of a chelating agent, and 50-75 parts of deionized water. Compared to the liquid crystal display screen cleaning agent in the prior art, the liquid crystal display screen cleaning agent of the present invention has advantages of low cost, wide raw material source, strong cleaning capability, less consumption, effective metal ion pollution removing, environmental protection and no pollution, cannot damage the integrity of the liquid crystal display screen, and cannot not affect the photoelectric property, the electromagnetic property, the permeability, the device surface physical properties and other performances.

The present invention discloses one kind of sulfonated long chain alpha-olefin copolymer and its preparation process and use. The preparation process includes the following steps: 1. adding triisobutyl aluminum, diphenyl dimethoxy silane, spherical polypropylene catalyst, long chain alpha-olefin and styrene into n-heptane solvent to polymerize styrene-long chain alpha-olefin copolymer; and 2. dissolving the styrene-long chain alpha-olefin copolymer in o-dichlorobenzene through heating and stirring, and dropping concentrated sulfuric acid slowly to sulfonate and obtain sulfonated long chain alpha-olefin copolymer. The preparation process is simple and low in production cost, and the sulfonated long chain alpha-olefin copolymer may be used in preparing agricultural film with excellent surface hydrophilicity, long service life and other advantages.

The invention discloses a hydrophilicity long chain alpha-olefin graft copolymer and preparing method and use thereof. The preparing method includes steps: 1) adding water-free and oxygen-free long chain alpha-olefin, triisobutyl aluminum, diphenyl dimethoxyl silicon and spheric polypropylene catalyst in turn to plastic test tube with magnetic force stirring device under inertia gas protection; after polymerizing, transferring the mixture to refrigerator and obtaining poly(long chain alpha-olefin); 2) adding the poly(long chain alpha-olefin) to three-mouth flask with magnetic force stirring device and nitrogen inlet, adding toluene as solvent, heating and stirring to sufficient dissolve, ventilating nitrogen, adding maleic anhydride and organic peroxide initiator, reacting and obtaining hydrophilicity long chain alpha-olefin graft copolymer. Advantages of the invention are: technique is simple, operation is convenient, polyethylene film basal body is not influenced, processing method id simple, cost is low, hydrophilicity of film surface is good and life of fogdrop resistant is long.

The invention provides fluorescence coded microspheres based on long-life composite quantum dots and a preparation method thereof. The fluorescence coded microspheres based on long-life composite quantum dots comprise agarose microspheres, first quantum dots and second quantum dots; the first quantum dots and the second quantum dots are combined with the agarose microspheres by virtue of chemical bonds; each first quantum dot has a core-shell structure which takes cadmium telluride as a core and cadmium sulfide doped with copper ions as a shell; the doping molar fraction of the copper ions in the cadmium sulfide doped with the copper ions is 0.5%-2%, the size of the core is 1.8nm-2.2nm, the thickness of the shell is 2nm-4nm, the emission wavelength range of the first quantum dots is 700nm-910nm, and the fluorescent life is 0.8-1.2 microseconds; and the emission wavelength range of the second quantum dots is 700nm-820nm, and the fluorescent life is 100-220 nanoseconds. The invention further provides a preparation method of the fluorescence coded microspheres based on the long-life composite quantum dots.

The invention provides an integrated lens group and a manufacturing method thereof. The integrated lens group is composed of a plurality of board bodies which are oppositely adhered; a plurality of hollows are respectively formed on each of the board bodies correspondingly; and one or more lenses are respectively arranged in each hollow. The manufacturing method of the integrated lens group adopts the following steps: a plurality of board bodies with a plurality of hollows are firstly provided, then the lenses are respectively arranged in the hollows of each board body, finally the board bodies are oppositely adhered, so that the peripheral areas of the hollows and the lenses in the hollows can correspondingly form a plurality of lens groups which can be cut and separated.

The invention discloses a processing method for accurately controlling the curvature radius of a large-curvature optical element based on film stress. The control method is a method combining a traditional optical processing technology and a coating technology, accurate control over the curvature radius of the optical element can be achieved, particularly, a film is plated on the surface of the optical element through the film stress characteristic, the curvature radius of the element can be changed through film stress, and finally, the purpose of accurately controlling the curvature radius of the optical element is achieved. Meanwhile, the processing method has the advantages that optical elements with different curvature radiuses can be accurately controlled by depositing films with different thicknesses according to the linear relation between the film thickness and the strain on the premise that the optical characteristics of the elements are not affected. The production time can be effectively shortened, and the efficiency is improved.

The invention discloses a heat-resistant high-strength halogen-free flame-retardant polyester film and a preparation method thereof, and particularly relates to a special flame-retardant polyester master batch prepared by reactive extrusion of a phosphorus-containing macromolecular flame retardant polymer and polyester, and a polyester film with the flame-retardant grade reaching UL94VTM-0 prepared from the raw materials according to different addition proportions. The obtained flame-retardant polyester film has the characteristics of high strength, good heat resistance and no influence on optical properties such as the original product color. The halogen-free flame-retardant polyester film is good in film-forming property and environment-friendly.

An oral cavity scanner for scanning an object includes a main body having a first space, a light source disposed in the first space and configured to emit a first light, an image capturing unit disposed in the first space and configured to capture an image of the object, an optical element disposed in the first space and configured to emit a second light, and a heater disposed in the first space. The optical element is arranged in the first space and provided with a first surface, the first surface is provided with a first area and a second area, the heater is arranged in the second area to heat the optical element, the first light rays can reach the object through the first area to form second light rays, and the second light rays reach the image taking unit from the object through the first area. The heater can save power, the optical characteristics and accuracy of the oral cavity scanner are not affected when the demisting efficiency is improved, the heater is not damaged in the cleaning process, and the optical characteristics and accuracy of the oral cavity scanner are not affected.

The invention discloses a method for reducing power consumption of a transparent and conductive oxide thin film device by using micro structure adjustment and control. The method comprises a step of treating a transparent and conductive oxide thin film by adopting an SCCO2 method, specifically: adding deionized water into a reaction kettle of SCCO2 equipment; putting the transparent and conductiveoxide thin film into the reaction kettle, but enabling the transparent and conductive oxide thin film to be not in contact with the deionized water, and sealing the reaction kettle; heating the solution in the reaction kettle to 55 to 75 DEG C, pressurizing CO2 to 10 to 13 MPa, then continuously heating the solution to 120 to 150 DEG C, and carrying out thermal reaction for 30 to 90 min. According to the method for reducing the power consumption of the transparent and conductive oxide thin film device by using micro structure adjustment and control, the defects in the transparent and conductive oxide thin film are filled up by a simple and easy-to-control method; on the premise of not affecting the optical characteristic of the transparent and conductive oxide thin film, the electrical property of the transparent and conductive oxide thin film is effectively changed, so that joule heat of the transparent and conductive oxide thin film device, which is generated in a use process, is reduced.

The invention relates to the technical field of optical cables. The invention also discloses an independent parallel optical cable. The optical cable comprises an outer sheath. A bearing suspension part is arranged on one side of the outer sheath, and a bearing suspension wire is arranged on the inner side of the bearing suspension part. A reinforcing member is arranged on the inner side of the outer sheath, and an optical fiber is arranged on one side of the reinforcing member. An insulating layer is arranged on the outer surface of the optical fiber, a waterproof layer is arranged on the outer surface of the insulating layer, an inner sheath is arranged on the outer surface of the waterproof layer, and a compression-resistant structure is arranged on the inner side of the inner sheath. The compression-resistant structure comprises an upper pressing block, a lower pressing block, an upper fixing block, a lower fixing block, a piston rod and a buffer spring. The outer surface of the outer sheath is provided with a groove, the outer surface of the outer sheath is provided with a positioning block corresponding to the inner side of the groove, and the outer surface of the positioningblock is provided with a reinforced connecting buckle. The independent parallel optical cable has the advantages that the joint of a connecting wire and a charging pile body can be flexibly adjustedalong with the bending angle, the charging plug is convenient to store and safer, the independent parallel optical cable is more convenient to use at night and convenient to disassemble and overhaul,and a better use prospect is brought.

The invention discloses a direct type backlight module. The direct type backlight module comprises a diffusion plate, a reflecting plate, a plurality of light sources, a plurality of supports and a plurality of buffer pads. The reflecting plate is arranged below the diffusion plate and spaced from the diffusion plate, the light sources are arranged between the diffusion plate and the reflecting plate, and the supports are arranged on the reflecting plate, located between the diffusion plate and the reflecting plate and used for supporting the diffusion plate and the light sources at the same time. Each support is provided with an installation portion, the light sources are directly arranged in the installation portions in a penetrating mode, a first gap is formed between each support and the diffusion plate, and a second gap is formed between each installation portion and the corresponding light source. The buffer pads respectively fill the first gaps and the second gaps.

The invention relates to a concave surface attaching method, which is suitable for attaching a thin film to a concave surface of a base material, and is provided with a first jig and a second jig, the first jig is provided with a planar end part, the second jig is provided with a convex surface matched with the concave surface, a first pre-forming process is firstly carried out, the end part of the first jig is imprinted on the surface of the thin film, and a second pre-forming process is carried out. A second pre-forming process is carried out, the convex surface of a second jig is embossed on the concave part of the thin film, the concave part of the thin film is stretched to form a shape conforming to the concave surface, and finally, the concave part of the thin film is attached to the concave surface of the base material; according to the invention, two pre-forming processes are added before the laminating process, so that the total dependent variable at the center of the thin film can be greatly reduced.

The invention discloses a radioactive iodine-labeled gold nanometer material, a preparation method and an application thereof. The method specifically involves pretreatment of Na by chloramine T or lodogen oxidation ¹³¹ I, then mixed with Au NRs. At 100 μCi/1 mg‑20 mCi/1 mg ¹³¹ Under the dosage of I/Au NRs, this labeling method has no obvious effect on the morphology of Au NRs. However, compared with traditional labeling methods, this method obtains ¹³¹ I-labeled Au NRs have better radiochemical stability in vivo, which is beneficial for in vivo applications. In addition, this method obtains ¹³¹ I-labeled Au NRs can effectively enhance the delivery of radioactive substances to tumor cells and achieve long-term retention in tumor tissues, and can be used simultaneously for single-photon emission computed tomography (SPECT) imaging, radiotherapy and photothermal therapy.