84results about How to "Guaranteed reflective effect" patented technology

The invention provides a manufacturing technology of a reflective layer on the surface of a circuit board for installing LED lamp beads, relates to a circuit board used for installing lamp beads in LED lamps, and belongs to the technical field of LED lamp manufacturing. The manufacturing technology comprises the steps of (1) placing one side, which is not provided with a circuit, of a circuit board upwards, cleaning the upper surface, polishing and smoothening the upper surface, and clearing chippings; (2) roughening the upper surface of the circuit board to obtain a rough surface with the surface roughness Ra of 4.8-5.6 microns, washing the circuit board and airing for use; (3) mixing and adding reflective materials and an adhesive to a coating machine; (4) covering the side, which is provided with a circuit, of the circuit board with a plastic film; and (5) spraying a coating with the thickness of 5-7 microns on the roughened surface of the circuit board by using the coating machine, and airing to obtain the reflective layer on the surface of the circuit board. According to the technical scheme, the most appropriate surface roughness and reflective coating thickness are selected. Therefore, the reflective effect is ensured, the lighting effect of an LED lamp is improved by 10%-15%, and a better energy-saving effect is achieved. Moreover, the service life of the reflective layer can be effectively prolonged by more than 20%.

The invention discloses a one-way perspective glass which comprises a glass substrate, a composite dielectric medium layer, a metallic reflection layer, a metal oxidation prevention layer, a light absorption layer, and a composite medium protection layer which are arranged on one surface of the glass substrate in sequence in a superposed manner. The one-way perspective glass has a firm, compact and simple structure, can improve the reflectivity of light on the side of an observation object, and can reduce the reflectivity of light on the side of an observer, which ensures that the observation interference is less. The preparation method of the one-way perspective glass has simple preparation procedures, production efficiency is improved, production cost is lowered, and the method is suitable for industrialized production.

The invention relates to the technical field of LED streetlamps, in particular to an LED reflector and the structure of a streetlamp having the LED lamp reflector. The LED lamp reflector comprises a substrate, wherein the substrate is provided with a plurality of reflectors which are separated into two groups according to opening directions, the opening directions of a reflector group in one group of the reflectors are the same and the opening directions of the different reflector groups are opposite in the road direction; and each reflector group at least comprises one reflector. A light band with uniform brightness and less light loss can be formed on the road according to the invention.

The invention discloses color printing type reflective fabric and a production method thereof. According to the production method, a thermoplastic PE (polyethylene) material is taken as a carrier, glass microspheres are planted on the surface of the thermoplastic PE material, part of the glass microspheres are embedded into the thermoplastic PE material, and the other part of the glass microspheres are bulged out of the surface of the thermoplastic PE material; coating processing is performed on the surface of the bulged glass microspheres to form a reflective layer; an ink pattern is printed on the surface of the reflective layer and the surface of the thermoplastic PE material to form a color printing layer; the surface of the color printing layer is uniformly coated with resin to form an elastic resin layer; a fabric is composited to the surface of the elastic resin layer to form a fabric layer; and after forming, the thermoplastic PE material is stripped off from the glass microspheres to form a product. Under the premise that the reflection effect of a reflective material is kept, the material is endowed with color diversity by adopting a special printing manner, so that the reflective material presents rich colors, is widely used and long in service life, and the type of reflective material can be better applied to production of fashion clothes.

The invention relates to a preparation method and applications of an aqueous reflective radiation type composite heat insulation paint. The aqueous reflective radiation type composite heat insulationpaint is of a double layer paint layer structure composed of a radiation thermal-insulation paint and a reflective thermal-insulation paint; the radiation thermal-insulation paint is sprayed onto a lower layer; the reflective thermal-insulation paint is sprayed onto an upper layer; the high radiation performance of convenience carbon nanotube and the reflective performance of rutile type titaniumdioxide are combined, reflective thermal insulation effect is achieved by the titanium dioxide at the upper layer; the radiation thermal insulation effect is achieved by the carbon nanotube at the bottom layer. Compared with simple blended single-layer structures, the double-layer structure possesses a following advantage: the reflective effect of rutile type titanium dioxide can be ensured effectively. The aqueous reflective radiation type composite heat insulation paint is low in VOC, is friendly to the environment. The aqueous reflective radiation type composite heat insulation paint possesses excellent reflective performance on visible light and near infrared light, is high in hemispherical emissivity, and excellent in thermal insulation effect, is green, and is friendly to the environment; the preparation method is simple and controllable; construction is convenient; and the aqueous reflective radiation type composite heat insulation paint can be applied on building exterior wallsand petroleum chemical storage tanks based on different requirements.

The invention discloses a road pre-attached light reflective marking tape and a manufacturing method thereof. The road pre-attached light reflective marking tape comprises a transparent layer (1), a light reflecting layer (2) and a glass fiber layer (3), and is characterized in that a plurality of arc-shaped raised lines which are arranged according to a rule are formed on the surface of the glass fiber layer (3), and have a multilayer composite structure; bonding layers (4) are arranged at the joint of the transparent layer (1) and the light reflecting layer (2) and the joint of the light reflecting layer (2) and the glass fiber layer (3), so that the transparent layer (1), the light reflecting layer (2) and the glass fiber layer (3) are connected to form an integrated structure by the bonding layers (4); the arch height of each arc-shaped raised line is 1 to 2 millimeters, and the intervals of the arc-shaped raised lines are 5 to 6 millimeters; a pressure-sensitive adhesive layer (5) is arranged at the bottom of the glass fiber layer (3); and a release paper layer (6) covers the bottom of the pressure-sensitive adhesive layer (5). The road pre-attached light reflective marking tape is simple in structure, low in cost and durable, and more important, a light reflecting effect is still kept in water flooded road sections in rainy days; and channelization lines are attached to road side lines, intermediate isolation lines and road crotches, so that traffic safety is facilitated.

The invention discloses a water-based acrylate adhesive for reflective coatings and a preparation method thereof. The water-based acrylate adhesive comprises the raw materials in parts by weight: 8-10 parts of perfluoroalkyl phosphate amine salt, 0.5-1.5 parts of heterogeneous tridecyl alcohol polyoxyethylene (40) ether, 6-7 parts of diacetone acrylamide, 3-4 parts of adipic dihydrazide, 1-2 parts of vinyl-containing functional silicon oil, 145-155 parts of ethyl acrylate, 30-40 part of methyl methacrylate, 2-4 parts of acrylic acid, 1-1.4 parts of ammonium persulfate and 280 parts of deionized water. An emulsion is obtained through semicontinuous emulsion polymerization; the adhesive and the inorganic material are in high binding firmness, and the adhesive is abrasion-proof, weather-resistant, stain-proof and high in film-forming transparency.

The invention provides a road marking method, belonging to the field of road traffic engineering. The road marking method includes the following steps: road cleaning, marking lofting, undercoat spraying, heating, dissolving and scraping of coatings. A mil process is added into that pavement cleaning step to form a pit, and the pavement is smoothed by using adhesive material and asphalt concrete, so that the connection between the marking line and the pavement is stronger, the smoothness of the surface of the marking line is improved. During the scraping operation, two coatings are applied. Before the first coating is not dried, the microcrystalline ceramic beads are evenly spread on the first coating by the self-weight distributor. After the first coating is dried, the second coating is applied. Before the second coating is not dried, the microcrystalline ceramic beads are evenly spread on the second coating by the self-weight distributor. The invention has the advantages of simple process, non-cracking road marking, good reflective effect and long service life.

The invention discloses an efficient self-cleaning energy-storage illuminating light reflection film. The efficient self-cleaning energy-storage illuminating light reflection film sequentially comprises a self-cleaning cladding layer, a light reflection film layer, an air layer, an energy-storage illuminating light reflection film layer and an adhesive layer from top to bottom. According to the efficient self-cleaning energy-storage illuminating light reflection film, cleaning can be kept for a long time through the self-cleaning effect of the self-cleaning cladding layer outdoors; under the illumination condition, and the warning and guiding aims are achieved through the efficient light reflection effect of the light reflection layer; under the dark condition, the warning and guiding aims can be also achieved through the illuminating effect of the energy-storage illuminating layer. The light reflection film has the advantages of being good in self cleaning, efficient in light refection, high in illuminating brightness, long in illuminating time and service life, wide in application range and the like.

The invention discloses a micro-elastic reflective fabric. The micro-elastic reflective fabric comprises a fabric layer, an environment-friendly elastic resin layer, a reflection layer and glass beads, wherein the fabric layer is connected with the elastic resin layer, the glass beads are embedded into the elastic resin layer, and the inner surface of the elastic resin layer embedded with the glass beads is provided with the reflection layer. According to the micro-elastic reflective fabric, under the precondition of keeping the reflection effect of a reflective material, the micro-elastic property of the material is obtained by adopting s special fabric layer and the elastic resin layer, therefore the reflective fabric can be extensively applied to the specially making various reflective fabrics, bags and suitcases, shoes and hats and the like.

The invention discloses a light-reflecting device and a reflector for a street lamp. The light-reflecting device comprises a reflecting body consisting of flat surfaces or curved surfaces, and the reflecting body is used for reflecting light rays (projected to the light-reflecting device) to specific directions and regions; a reflecting surface of the reflecting body is formed by curved surface units which are closely arranged in a zero clearance mode in longitudinal and transverse directions, and the bottom edges of the curved surface units are polygonal edges which can be closely arranged in a zero clearance mode in longitudinal and transverse directions; and the surface of the curved surface unit is composed of a convex curved surface and a concave curved surface, the convex curved surface and the concave curved surface are combined in a tangent mode, and the concave curved surface is smoothly transited to the bottom edge of the curved surface unit.

The invention relates to a surface acoustic wave pressure sensor based on loss detection. The surface acoustic wave pressure sensor comprises a substrate, an interdigital transducer, a first metal reflective grating array and a second metal reflective grating array. The interdigital transducer is arranged at the center of the substrate; the first metal reflective grating array is arranged at one side of the interdigital transducer; and the second metal reflective grating array is arranged at the other side of the interdigital transducer. A gap is formed between the interdigital transducer andthe first metal reflective grating array; and a gap is formed between the interdigital transducer and the second metal reflective grating array. Output leads are connected to bus bars at the two endsof the interdigital transducer. According to the invention, the pressure detection method of the surface acoustic wave pressure sensor is based on the loss change of the device; no pressure referencecavity needs to be prepared during the sensor implementation process; the process difficulty is reduced substantially; the yield is high; and mass production of semiconductor processing is realized conveniently.

The invention discloses a mirror surface display panel, a display device, a preparation method and a display method. The mirror surface display panel comprises a pixel layer and a reflecting layer, wherein the reflecting layer is arranged on one side of the pixel layer, the pixel layer comprises a first pixel area, the first pixel area comprises first pixels, the reflecting layer comprises a hollow area, the orthographic projection of the hollow area on the pixel layer covers the first pixel area, and the hollow area is used for partially transmitting light emitted by the first pixel. According to the invention, the resolution ratio of mirror surface display can be improved.

The invention discloses a compound bag for packaging drugs and a preparation method thereof and belongs to the field of drug packaging materials. The compound bag material for package comprises a heat-sealing layer, a blocking layer, an aluminium-foil layer, a bonding layer and a weather-resistant layer, wherein the first layer is the heat-sealing layer comprising the components of metallocene polypropylene with high melting point and vinyl-octene copolymer; the second layer is the blocking layer comprising medicine or food-grade polyvinylidene chloride (PVDC) and oxidized polyethylene; the third layer is the aluminium-foil layer; the fourth layer is the bonding layer comprising the components of maleic-anhydride modified polypropylene and nano silicon dioxide aerogel particles; the fifthlayer is the weather-resistant layer comprising a low-density polyethylene film. The compound bag for packaging the drugs disclosed by the invention has the beneficial effects that the structure is simple, the water-oxygen blocking property is high, the heat-insulating property is good, the application range is wide, and the need of people in the aspects of package and use of drugs can be met; simultaneously, the preparation method adopts an extruding machine for extrusion and layering and then adopts an adhesive for adhesion, is simple and easy in implementation, is fast and is suitable for large-scale production.

A long-afterglow retroreflector with excitation light sources comprises a transmitting layer (1). One part of the transmitting layer (1) is a reflecting part with a microprism retroreflection layer, and the other part of the transmitting layer (1) is a transmitting part without any microprism retroreflection layer. A long-afterglow luminescent material (3) is arranged on or under the bottom surface of the transmitting part, external light source excitation is received from above through the transmitting part, and afterglow luminescence is conducted from inside through the part; the excitation light sources (6) are arranged under the long-afterglow luminescent material (3), intermittent excitation in a certain cycle and duty ratio of the excitation light sources (6) is received from below, the afterglow maintenance luminance is greatly improved under the condition of small power consumption, and the application range is expanded. The product of the embodiment can be assembled in advance to serve as a module, or components of the product are installed on a luminescent device in several times to be used for making various road signs or mobile signs or reflective crafts or the like.

The invention relates to a decorative material, especially a decorative wire rod for decorative lamp and a manufacturing method for decorative wire rod. The decorative wire rod comprises core wire and outer sheet. The core wire is made of metal or PET. Reflecting layer is set on the surface of core wire and the outer sheet is transparent PVC material. The manufacturing method for decorative wire rod comprises following procedures. Firstly, the reflecting layer is set on the surface of core wire. Secondly, the outer sheet is set on the surface of core wire by extruding formation. In the first step, the method for setting reflecting layer is one of laser processing, surface spraying and electroplating. Furthermore, thirdly, torsion processing is carried out; namely the decorative wire rod after extruding formation is processed in torsion. The invention provides a decorative wire rod, which is not afraid of weather and whose gloss can be maintained permanently. The invention also provides the manufacturing method for decorative wire rod.

The invention discloses a falling body centroid coincidence degree measuring reference device. The device comprises a measuring platform, a laser light source and a casing are arranged on the upper left end surface of the measuring platform, a fixing frame is fixedly connected with the upper right end surface of the measuring platform, a spectroscope is arranged on the upper end surface of the fixing frame, a cotton brush is pressed and connected tightly with the upper left end surface of the spectroscope, a hinge seat is fixedly connected with the upper end surface of the middle of the measuring platform, a rotary shaft is arranged in the upper side of the hinge seat, a rotary rod is rotatably connected with the hinge seat through a rotary shaft, a positioning block is fixedly connected with the upper left end surface of the rotary rod, and a guiding block is slidably connected with the outer surface of the middle of the rotary rod through a guiding hole. By means of the falling bodycentroid coincidence degree measuring reference device, sliding dust removing aiming at the surface of the spectroscope is achieved, pressing can be conducted in real time and a cleaning solution is provided, the dust removing quality of the spectroscope is effectively improved, the rapid dismantling of the cotton brush is achieved, and the cotton brush efficiency is effectively improved.

The invention discloses a safety reminding device for an exit of an underground parking lot. The safety reminding device comprises a trigger mechanism, wherein the trigger mechanism comprises a plurality of deceleration strips, the plurality of deceleration strips are arranged in the exit of the parking lot, the deceleration strip comprises a supporting plate and a pressing plate, the pressing plate is arranged above the supporting plate, an air cavity is formed between the pressing plate and the supporting plate, a sealed pressure cavity is formed among the pressing plate, the supporting plate and the air cavity, the supporting plate is fixedly installed on the ground, a sealed air cavity is formed between the supporting plate and the ground, a reset piece is arranged in the air cavity, and a plurality of air holes are formed in the supporting plate. In the invention, when a vehicle drives out of the underground parking lot, an alarm mechanism makes a sound to remind external pedestrians or vehicles that the vehicle immediately drives out of the parking lot so as to pay attention to deceleration and avoidance, and no power element is needed in the whole process, so that extra power resources are not needed, the device can be used under any condition, and the use cost of a user can also be reduced.

The invention discloses a flexible reflective cable, and the cable comprises a cable core, and the cable core comprises at least one group of first cable units, wherein an aluminum foil layer, a reflective tape layer and a transparent outer protective layer are sequentially wrapped outside the cable core. Two fluorescent strips are arranged in the transparent outer protective layer and are symmetrically distributed in the transparent outer protective layer. The technical problems of flexibility, weak light reflection and wear resistance of the cable are solved by selecting proper material combination, controlling the process, adding a special reflective tape and adding fluorescent powder into the outer protective layer to form fluorescent lines, and the fluorescent function under the condition of no light is also added.