97results about How to "Keep the lighting" patented technology

A light emitting device, which has: a light emitting element; a package that comprises a concavity for holding the light emitting element, and that has on its side wall where the concavity is integrally formed a light reflector for reflecting light from the light emitting element and a light transmitter for transmitting light from the light emitting element to the outside.

The present invention relates to breathable, vented, and insulating cold weather garments. More particularly, the present invention relates to garments with chambers to retain an insulating fill material. Perforations along the seams between the insulating chambers may achieve optimal evaporative moisture transfer from the inside (proximal to the body of a wearer) of the garment to the outside environment.

The invention relates to a fabric with a double-sided composite structure interweaved by cooling ice-cold fibers and cotton yarns. The inner layer of the fabric is formed by the ice-cold fibers and has a mesh-like tissue structure; and the outer layer of the fabric has a plain weave tissue structure. Australia AS / NZS 4399:1996 Evaluation and Classification of Ultraviolet Protective Fabric' standard tests show that the ultraviolet protection factor UPF level of the fabric reaches 50 +. A method for manufacturing the fabric comprises the following steps of: weaving, preprocessing, dyeing and scotching forming. The dyeing step comprises cotton dyeing, water washing, dewatering, polyamide fiber dyeing, water washing, color fixing and water washing in sequence. A coolfresh auxiliary agent and an uvioresistant auxiliary agent are added in one bath during dyeing, and the coolfresh auxiliary agent is added again by squeezing when scotching forming. The fabric combines the multiple functions of ice cooling, temperature reduction, coolfresh and uvioresistance into the whole fabric and is an ideal outdoor sportswear fabric.

The present invention provides a lamp that includes a reflection case and a light emitting element. A central portion of a lower wall inner face of the reflection case is stepwise lowered to form a lower wall enlarged inner face, and both faces are made continuous with each other through right and left perpendicular hanging inner faces, so that a central portion of a back wall inner face and a front opening are downwardly enlarged in a rectangular shape, respectively. The light emitting element is mounted on a front face of a sub mount table. A back face of the sub mount table is fixed to the central portion of the back wall inner face, and right and left end faces of the sub mount table are positioned to right and left perpendicular hanging inner faces when the sub mount table is fixed.

The present invention provides a lamp that includes a reflection case and a light emitting element. A central portion of a lower wall inner face of the reflection case is stepwise lowered to form a lower wall enlarged inner face, and both faces are made continuous with each other through right and left perpendicular hanging inner faces, so that a central portion of a back wall inner face and a front opening are downwardly enlarged in a rectangular shape, respectively. The light emitting element is mounted on a front face of a sub mount table. A back face of the sub mount table is fixed to the central portion of the back wall inner face, and right and left end faces of the sub mount table are positioned to right and left perpendicular hanging inner faces when the sub mount table is fixed.

The invention discloses a bamboo fiber / polylactic acid composite material and a preparation method thereof. The bamboo fiber / polylactic acid composite material specifically comprises the following rawmaterials in parts by weight: 60-80 parts of polylactic acid, 10-30 parts of talcum powder, 3-15 parts of modified bamboo fibers, 2-15 parts of a flexibilizer, 0.1-0.3 part of a coupling agent, 0.1-0.3 part of an antioxidant, 0.2-0.6 part of an auxiliary antioxidant, 0.2-0.5 part of a lubricating agent, 0.2-1 part of a nucleating agent, 0.1-0.3 part of an anti-floating fiber agent and 0.5-3 partsof a hydrolysis resistance agent. According to the composite material disclosed by the invention, the bamboo fibers are modified and thermally treated, the bamboo fibers and talcum powder are treatedby using the coupling agent, and according to a certain mixing sequence and suitable extrusion process parameters, the problems that the bamboo fiber / polylactic acid composite material is rough in surface and has silver filaments and local black spots and the compatibility between the polylactic acid and the bamboo fibers is poor are solved.

The invention discloses a rust-proof aluminum alloy, which not only comprises 51 to 97.95 weight percent of aluminum, 0.01 to 2 weight percent of manganese, 0.01 to 2 weight percent of magnesium, and 0.01 to 3 weight percent of copper, but also comprises 1 to 19 weight percent of chromium, 0.01 to 9 weight percent of nickel, 0.01 to 4 weight percent of silicon, and 1 to 47.95 weight percent of aluminum oxide. The aluminum oxide forms a corundum-like substance in an aluminum alloy body to obviously improve the overall corrosion resistance and wear resistance of the aluminum alloy.

The present invention teaches all-natural formulations comprising amino acids for hair application. These formulations can be used for a wide range of hair treatments including hair detangling, hair curl loosening, hair straightening, for preventing hair breakage and stimulating hair growth. The methods used to generate the formulations are disclosed, along with the methods for treating hair with the formulations to attain one or more desired benefits.

The invention relates to a light noise-reducing modified polypropylene material and a preparation method thereof. The material is prepared from the following raw materials in percentage by weight: 39 to 93.5 percent of polypropylene, 5 to 45 percent of inorganic filler, 1 to 10 percent of dispersing agent, 0.3 to 5 percent of coupling agent and 0.2 to 1 percent of antioxidant, wherein the inorganic filler is hollow inorganic particles. By adding the hollow particle inorganic filler into the material, the mechanical properties of the material are improved and the low density of the material is kept; meanwhile, due to the special structure of the hollow particles, the material has certain noise reducing function, and has high application value for lightening automobiles, damping and reducing noise. In addition, the light noise-reducing modified polypropylene material is prepared by introducing the inorganic filler into a screw extruder through a plurality of lateral feeding holes at different positions and performing extrusion, so that the hollow structure of the inorganic filler is not easy to break when the inorganic filler is subjected to melt extrusion, the inorganic filler can be more uniformly dispersed in a matrix, and the prepared material has better performance.

The invention relates to a polymethyl methacryate or methyl methacrylate-N-cyclohexyl maleimide copolymer / montmorillonite nano composite material and method for preparation, which consists of, inserting initiating agent and long carbon chain organic cation together into the montmorillonite sheets, obtaining novel active organic montmorillonite, finally compounding with polymethyl methacryate or methyl methacrylate-N-cyclohexyl maleimide.

A shell of portable electronic device consists of mg alloy base material and AI alloy film coating layer. Its preparing method includes placing mg alloy base material in vacuum film coating chamber and vacuuming said chamber, using AI metal as sputter ¿C coating target material to sputter ¿C coat a layer of AI alloy coating film on mg alloy base material surface, carrying out anode treatment on AI alloy to form a anode treated layer on AI alloy surface.

The invention discloses a high-grade flame-retardant fireproof optical cable. The high-grade flame-retardant fireproof optical cable comprises a layer stranded type cable core, the layer stranded type cable core is wrapped by a double-face synthetic mica tape layer, the double-face synthetic mica tape layer is wrapped by a steel plastic composite band layer, the steel plastic composite band layer is externally plastically extruded by a low-smoke halogen-free inner sheath, the low-smoke halogen-free inner sheath is externally provided with at least one armored layer, the armored layer is externally provided with a fireproof layer and a low-smoke halogen oversheath, the low-smoke halogen-free inner sheath and the low-smoke halogen-free oversheath are both prepared by low-smoke halogen-free ceramic polyolefin, and the low-smoke halogen-free ceramic polyolefin comprises 60-70% of matrix polyolefin and 30-40% of an auxiliary agent, wherein the auxiliary agent comprises a plasticizer, white carbon black, 3% of micro-encapsulated red phosphorus, siloxane, 15-28% of a gas-phase fire retardant and 5-7% of a special fire retardant. The ceramic polyolefin is a halogen-free high-oxygen index sheath material and is easily ceramic during high-temperature combustion to form a compact protection layer so as to obstruct flames and heat transfer and accordingly prevent fibers from high-temperature damage.

The present invention is directed to a bicycle frame combined with an illuminating lamp. The bicycle frame includes a front pipe for assembling with a handlebar and a front fork. An illuminating lamp is directly built in the front pipe for providing a light source to illuminate the front of the bicycle frame. With this arrangement, unlike the conventional illuminating lamp hung on the outside of the bicycle, the loosening of the illuminating lamp due to the vibration of the bicycle and the deviation of the illuminating angle will not happen.

The invention discloses a preparation method of high refractive index sulfur-containing optical copolymerized resin. The preparation method comprises the following steps: stirring 2-naphthol and sulfur dichloride to react to obtain 1,1'-sulfobis(2-naphthol); adding the 1,1'-sulfobis(2-naphthol) into excessive triethylamine for quaternization, then dropwise adding acryloyl chloride, and stirring and reacting to obtain 2,2'-bis(2-acroloyloxyl)-1,1'-sulfobinaphthyl; and copolymerizing the 2,2'-bis(2-acroloyloxyl)-1,1'-sulfobinaphthyl, methyl methacrylate and styrene in a condition that azodiisobutyronitrile serves as an initiator, and heating and curing the mixture to obtain the high refractive index sulfur-containing optical copolymerized resin. By introducing a sulfur-containing monomer rich in electronic conjugated structural units with great molar refrangibility into a synthesized monomer of the optical copolymerized resin, the refractive index of the copolymerized resin is improved and the monomer is copolymerized with methyl methacrylate and styrene to prepare transparent resin.

The invention provides a motor calibration system, method and apparatus, a controller and a storage medium, and relates to the technical field of motor detection. According to the motor calibration system, by providing the controller, a motor, an RTK measurement assembly and a turntable, the RTK measurement assembly may rotate along with the turntable, multiple Hall sensors may rotate along with the motor, and in a rotation process, the controller may obtain measurement data fed back by the multiple Hall sensors and the RTK measurement assembly and generates an angular correction table, so that calibration for a first mechanical angle of the motor may be more convenient, and the calibration efficiency is also improved; and the angular correction table may be used for calibrating a measurement mechanical angle, monitored by the Hall sensors, of the motor to obtain a corrected mechanical angle, so that the controller may accurately and reliably obtain the mechanical angle rotated by themotor.

The invention provides a moisture-absorbing and heating fabric. The fabric includes a lining fabric body and an outer-layer fabric body, and the fabric is woven by first moisture-absorbing and heating fibers and second moisture-absorbing and heating fibers, wherein the first moisture-absorbing and heating fibers are formed through blended weaving of Porel fibers and spandex fibers, and the second moisture-absorbing and heating fibers are formed through blended weaving of Modal fibers and acrylic fibers. The weaving method includes the following steps that 1, the Porel fibers with the mass ratio of 85% and the spandex fibers with the mass ratio of 15% are woven in a blended mode; 2, Modal fibers with the mass ratio of 70% and the acrylic fibers with the mass ratio of 30% are woven in a blended mode; 3, the 1 full-set threading and 6 part-set threading mode is adopted, and the first moisture-absorbing and heating fibers are woven into the lining fabric body; 4, the outer-layer fabric body is a fabric formed by weaving the first moisture-absorbing and heating fibers and the second moisture-absorbing and heating fibers in a fish scale structure through a double-sided knitting circular knitting machine; 5, the lining fabric body and the outer-layer fabric body are sewn together through a doubling stitch process. According to the moisture-absorbing and heating fabric, the Porel fibers and the spandex fibers are woven in a blended mode to form the lining fabric body, the Modal fibers and the acrylic fibers are woven in a blended mode to form the outer-layer fabric body, and the moisture absorption and heating effects of the fabric are achieved.

The invention provides a modified phenolic resin composite thermal insulation material which is prepared from the following raw materials in parts by weight: 30-70 parts of epoxy modified phenolic resin, 30-50 parts of coated expanded perlite, 10-20 parts of straw, 2-5 parts of adhesive, 1-3 parts of water repellent, 0.1-1 part of curing agent, 0.1-1 part of lubricant and 0.1-1 part of toughening agent. A preparation method comprises the following steps of: 1) weighing the phenolic resin, coated expanded perlite, straw, adhesive, water repellent, curing agent, lubricant and toughening agent according to the proportion, mixing and stirring uniformly, and putting into a steel mould; and 2) performing hot compression moulding in the conditions that the compression ratio is 1.6-2.4 and the hot compression moulding temperature is 210-240 DEG C, and preserving pressure for 1.5-2.5h to obtain the modified phenolic resin composite thermal insulation material. The thermal insulation material integrates the advantages of low heat conductivity coefficient of an organic thermal insulation material and high strength and difficulty in combustion of an inorganic thermal insulation material.

The invention discloses a low-surface roughness propylene random copolymer (PP-R) pipe and a preparation method thereof. The PP-R pipe sequentially comprises a low-surface roughness inner layer and a PP-R outer layer from inside to outside, wherein the thickness of the inner layer is 0.1-1.0mm, and the surface roughness Ra is less than or equal to 0.1 micron. The PP-R pipe not only maintains the advantages of being light in weight, good in sanitation, long in service life and the like of the PP-R pipe, but also is low in roughness of the inner surface and enables water scale to be difficult to gather so as to effectively reduce the breeding of microorganisms and guarantee water quality hygiene.

An electrophotographic photosensitive member is provided which can keep at a minimum the absorption of image exposure light of 380 to 500 nm in wavelength in its surface layer and concurrently can satisfactorily keep electrophotographic properties including resolving power. The electrophotographic photosensitive member has a substrate, and a photoconductive layer and a surface layer in this order provided on the substrate. The surface layer includes an amorphous material composed chiefly of silicon atoms and nitrogen atoms and containing at least oxygen atoms and carbon atoms, and the ratios of the numbers of the respective oxygen atoms, carbon atoms and nitrogen atoms to the total number of oxygen atoms, carbon atoms and nitrogen atoms contained in the amorphous material are each within a specific range.

The invention discloses a modified polylactic acid composite material. The modified polylactic acid composite material comprises the following components in parts by weight: 48-78.6 parts of polylactic acid resins, 5-15 parts of an inorganic filler and 15-30 parts of glass fibers. The inorganic filler is selected from one or a mixture of two of hollow glass micro-beads and hollow ceramic micro-beads; and the glass fibers are continuous fibers or chopped fibers with the diameter of 5-10 microns. The modified polylactic acid composite material is small in density and has the advantages of high heat resistance, high mechanical strength and good tensile property. In addition, when the mass compound ratio of the hollow glass micro-beads to hollow ceramic micro-beads ranges from 1:4 to 1:1, the polylactic acid composite material is high in heat resistance, high in mechanical strength and good in tensile property. The modified polylactic acid composite material disclosed by the invention can serve as a plastic product.

A wall lamp has a lamp housing having multiple decorative holes, a front decorative plate, an LED lighting assembly, and a rotating driver. The LED lighting assembly is disposed in the lamp housing and has multiple LED components. The rotating driver is mounted in the lamp housing and is connected to the LED lighting assembly. The LED lighting assembly driven by the rotating driver is rotated to change projecting positions of the LED components relative to the decorative holes of the lamp housing for generating a dynamic lighting effect that resembles peacock feather spreading and increasing dynamic variations of a decorative effect of the wall lamp.

The invention discloses natto powder and a production method thereof and a whitening and freckle-removing nutrient composition containing the natto powder. The production method has the advantages that production water is replaced by fruit juice rich in anthocyanin during natto fermentation, and the produced natto powder has the function of traditional natto powder, is rich in anthocyanin and freeof beany flavor, has fruit fragrance and has the sour and sweet taste of fruits; meanwhile the production method is mild in preparation conditions, anthocyanin is less prone to denaturation and inactivation during fermentation, and the produced natto powder can well retain the original structure of the anthocyanin. The whitening and freckle-removing nutrient composition is compounded by the nattopowder, oligopeptide powder, probiotics and vitamin C and is capable of improving skin problems from inside to outside from multiple aspects such as oxidation resisting, collagen supplementing and internal environment improving, capable of fundamentally improving common skin problems such as deep yellowness, darkness, stains and brown stains and capable of maintaining the smoothness and tenderness of the skin.

The invention belongs to the field of a thermal insulation material and preparation thereof. The invention discloses a compound thermal insulation material taking phenolic resin and expanded perlite as main raw materials and a preparation method of the compound thermal insulation material. The preparation method comprises the following steps: uniformly mixing phenolic resin, expanded perlite and fire retardant; filling into a mould; solidifying and forming at a certain temperature for a period of time. Thermoset phenolic resin is selected as the phenolic resin and the dosage is 20wt%-70wt%; perlite in bulk density of 90-120kg / m3 is selected as the expanded perlite and the dosage is 30wt%-80wt%; half-dry pressing is performed under the forming temperature of 100 DEG C for forming time of 2h; the apparent density of the sample is 200-360Kg / m3, the compressive strength is 0.8-1.2MPa, the breaking strength is 0.4-0.7MPa and the combustion performance is B1 level; the overall performance of the material is between the organic and inorganic thermal insulation materials at present. The compound thermal insulation material provided by the invention has the advantages of low heat conductivity coefficient of organic thermal insulation materials and high strength and difficulty in burning of the inorganic thermal insulation material.

To provide an optical coupling structure that can transmit signal light efficiently and change the light paths, and thereby increase the coupling efficiency of the optical coupling between an optical semiconductor device and optical waveguides.An optical coupling structure is disclosed that includes optical waveguides optically coupled with an optical path converting surface that is arranged in substrates and an optical semiconductor device mounted on the upper substrate with its active region facing the optical path converting surface, which are optically coupled, via cylindrical refraction index distributors formed of a photosensitive polymer material, arranged so as to go through the portion between the active region of the optical semiconductor device and the optical path converting surface. It is possible to increase the coupling efficiency of the optical coupling between the optical semiconductor device and the optical waveguides, and to realize a high quality and high speed signal transmission at a high energy efficiency.

A duplex plastic optical fiber may be used to create a dual detector system, which allows for the detection of two distinct areas of radiation in a single sensor cable device. A fiber cap holds a scintillating fiber and slides over an exposed portion of an optical fiber adjacent to an end of the optical fiber to create a concentric connection for a radiation sensor cable used in medical radiation therapy.

The invention discloses a fireproof flame-retardant rail transit communication cable. The fireproof flame-retardant rail transit communication cable comprises a low-smoke zero-halogen outer sheath, a first fireproof layer, a high-magnetic-conductive steel tape armoring layer, a low-smoke zero-halogen inner sheath, a second fireproof layer, an aluminum sheath, a PE heat insulating layer, a waterproof layer and multiple strands of stranded insulating core wires. A low-smoke zero-halogen polyethylene material is prepared from 80-90 parts of polyethylene, 5-10 parts of phosphorus flame-retardant plasticizer BDP, 15-25 parts of PE-g-MAH, 10-30 parts of ammonium polyphosphate and 30-60 parts of expansible graphite. The second fireproof layer is made of a fireproof silicone rubber material. The fireproof silicone rubber material is prepared from 30-100 parts of methyl vinyl silicone rubber, 4-15 parts of vitrified powder, 1-4 parts of rigid mineral powder, 8-30 parts of kaolin, 2-8 parts of 500DEG C eutectic and 4-15 parts of DCBP. All the layers are retardant to flames, most of heat can be absorbed, and optical fibers can keep optical connectivity for a long time.