43results about How to "Strong shading" patented technology

The invention discloses a composite membrane, a preparation method thereof, a T-mouth membrane structure for preparing the composite membrane and application of the composite membrane in curtains and composite fabrics. The composite membrane comprises a light-reflecting resin region and a light-absorbing resin region, wherein the light-absorbing resin region is located in the middle of the light-reflecting resin region to form an integrated composite membrane structure; and the integrated composite membrane structure is produced by virtue of a once extrusion molding technique. The composite membrane has the advantages of high membrane strength and good light-shading effect, and a fabric and a light-shading curtain which are prepared from the composite membrane have the characteristics of strong light shading property, lightness, thinness, durability, easiness in preparation and the like.

The invention discloses a method for in-vitro separation and culture of goat male germ stem cells. Spermatogonia are obtained from the testicular convolutedtubules of a male goat. A method for separating and purifying the goat male germ stem cells adopts 0.2% of gelatin and a Matrigel differential adherence combined cloning method to differentiate and separate un-adhered goat male germ stem cellsfrom other cells for adherence culture; and the culture of the separated goat male germ stem cells is MEF feeder-layer culture of feeder-layer-free culture. The separated goat male germ stem cells have ES cell characteristics and the potential of differentiation into nerve cells, cardiac myocytes and sperm sample cells.

The invention discloses an in-vitro separating and culturing method for a germline stem cell. The method comprises the following steps of: obtaining a cell from germinal epithelium of an ovary of a female mammal, differentiating and separating a non-adherent germline stem cell from other adherent cultured cells by adopting gelatin with the concentration 0.2 percent and a Matrigel differential adherence combination cloning method; and culturing the germline stem cell obtained by separating on an MEF (Mouse Embryonic Fibroblast) feeder layer. The separated germline stem cell has ES (Embryonic Stem) characteristic and the potential of differentiating into a muscle cell, an adipose cell and oocyte-like cell and various cells with three internal germinal layers.

The invention discloses a processing method of a sunshade mesh cloth with an insect-proof efficacy, wherein the method comprises the steps: firstly, two layers of composite mesh cloth structures, namely an outer antibacterial and insect-proof layer and an inner sunshade base layer, are respectively processed, wherein a spinning material of the outer antibacterial and insect-proof layer is formed by soaking with a compound insect-proof mixed solution and then spinning; and finally, the double-layer mesh cloth is preheated and melted through adjustment and change of the temperature of a heatingroller, under assisting of an adhesive, laminating is performed through a rubber roller and an iron roller in order, and then cooling setting is performed to form the product, wherein the process conditions comprise that the preheating temperature of the outer antibacterial insect-proof mesh cloth is 55 DEG C, the preheating temperature of the inner sunshade base layer mesh cloth is 70 DEG C, andthe laminating pressure of the rubber roller and the iron roller is 50-54 kg / cm<2>. Compared with the prior art, the processing method has the following advantages of strong sunshading property, strong anti-bacterial, insect-proof and mildew-proof properties, strong corrosion resistance and chemical resistance, prevention of erosion of insect pests and long service life.

The invention discloses an in-vitro separation and preparation method of male germline stem cells of a goat. Spermatogonium can be obtained from male convoluted tubules of the goat. The separation and preparation method of germline stem cells of a male goat comprises the following steps: carrying out differential adhesion by using 0.2% gelatin and Matrigel through combining a cloning method; and distinguishing and separating non-adhesion male germline stem cells of the goat with other adhesion culture cells, wherein the culture of separated male germline stem cells of the goat is MEF (mouse embryonic fibroblast) feeder culture or feeder-free culture. The separated male germline stem cells of the goat have embryonic stem (ES) cell features and proficiency of differentiating to be nerve cells, cardiocytes and sperm-like cells.

The invention provides a shading material and a production process thereof. By the shading material, the technical problems that existing shading composite materials have simple components and low practicability and do not have flame and ultraviolet resistance characteristics, no production process is provided and the like are solved. The shading material comprises a base cloth layer. PVC (polyvinyl chloride) film layers are arranged on the upper side and the lower side of the base cloth layer respectively. Each PVC film layer comprises, by weight, 55-75 parts of PVC resin, 24-36 parts of plasticizers, 0.5-1 part of lubricant, 3-5 parts of stabilizers, 3-4 parts of shading powder, 1-3 parts of liquid fire retardants and 0.6-1.2 parts of ultraviolet absorbents. The shading material and the production process thereof have the advantage of high practicability.

The invention discloses an LDPE(Low-Density Polyethylene) high-foaming sheet and a packing material. The LDPE high foaming sheet comprises the following components in parts by mass: 90-100 parts of LDPE colloidal particles, 2-5 parts of a nucleating agent, 0.5-2 parts of a foaming agent, and 0.05-0.15 part of an antisbrinking agent and an auxiliary addition agent, so that the sheet has the advantages that the rebound elasticity is good and the strength is high. An aluminum plated membrane of which the texture is PET(polyethylene terephthalate) is arranged on the surface of the LDPE high-foaming sheet of the packing material, weaved cloth of which the texture is PP(propene polymer) is arranged on the other surface of the LDPE high foaming sheet, and cast membranes of which the texture is PE(Poly Ethylene) are respectively arranged on the surfaces of the aluminum plated membrane and the weaved cloth, so that the packing material has the advantages that the rebound elasticity is good, the strength is high, and the humidity resistant property, air resistant property and the light resistant property are higher.

The invention provides a light-shielding composite film, a preparation method thereof and the application thereof. The light-shielding composite film comprising an intermediate non-woven fabric and atleast one light-reflecting layer and at least one light-absorbing layer on each side of the non-woven fabric, the light-reflecting composite film, and a preparation method and application thereof Thelight absorbing layers are alternately disposed, wherein the light reflecting layer is made of a reflective particle and a resin, and the light absorbing layer is made of a light absorbing particle and a resin. The light-shielding composite film of the present invention has the advantages of strong light-shielding property, difficulty in curling, durability, light weight structure, and beautifulcolor.

The invention discloses a color filter and a manufacturing method thereof. The color filter includes a first black matrix (black matrix) and a second black matrix arranged on the substrate, wherein each second black matrix is ​​located between any two adjacent first black matrices, and the first black matrix is ​​used to define complex numbers sub-pixel intervals, and the second black matrices are respectively located in the sub-pixel intervals. The color layer is arranged in the sub-pixel interval, and part of the color layer is located on the second black matrix to form an alignment bump.

The invention discloses an electric power working personnel sunscreen skin care agent and a preparation method therefor. Titanium dioxide nanosol, nano cerium dioxide sol, a phosphate buffered solution, xanthan gum, aloe, turmeric root, medical stone nanopowder, tourmalinite nanopowder, sodium dodecyl sulfate, methyl-p-hydroxybenzoate, lanolin, grape seed oil, vitamin E, essence, polyethylene glycol-5000, oxybenzone, anti-oxidant procyanidine and antiseptic Katon are employed as raw materials. The sunscreen skin care agent is cool and refreshing, and has good sunscreen skin care effects.

The invention relates to a luminous keyboard. The luminous keyboard comprises a plurality of keys, a membrane switch circuit, a light emitting module used for generating light beams, and a light shield layer, wherein the membrane switch circuit is triggered by the keys to generate signals; the light shield layer used for shielding the light beams is arranged on the membrane switch circuit; and the amount of the light shielded by the light shield layer close to the light emitting module is large, so that the luminous keyboard can emit light uniformly.

The invention provides high polymer fabric made of a high polymer material. The fabric is prepared through following preparation processes: A, polyester fibers, bamboo fibers and cuprammonium fibers are subjected to melting granulation, then air-jet texturing filaments are spun and woven, and grey fabric is obtained; B, the grey fabric is put in a finishing liquid for dipping, dried and cooled, and finished fabric product is obtained, wherein the finishing liquidis prepared fromcomponents as follows: 12-20 g / L of titanium dioxide, 18-32 g / L of an acrylate binder, 1-3 g / L of glycerin, 3-4 g / L of a flame retardant, 1-2 g / L of alkyl polyoxyethylene ether succinatesulfonate, 1-2.5 g / L of tribenzylpolyoxyethylenephenol ether, 8-15 g / L of cetyl sodium sulfate and 1.5-3 g / L of an antibacterial agent,the natural antibacterial agent is a plant extract prepared from cudweed,floschrysanthemi, folium artemisiaeargyi, fructusforsythiae andherbahouttuyniae in a mass ratio being (1-2):(1-3):(1-3):(1-2):(1-1.5) through mixed extraction, and density of the plant extract is 1-1.5 g / ml. The pure-natural and non-toxic antibacterial extract is utilized to perform antibacterialtreatment on the fabric, so that the antibacterial effect is realized, the ecological problem in the prior art is solved very well, and energy-saving and environment-friendly effects are realized.

The embodiment of the invention provides a display device and electronic equipment. A non-fingerprint identification area of the display device is positioned between a first non-display area and a second display area, and a fingerprint identification area of the display device is positioned between a second non-display area and the second display area; a backlight module and a display panel of thedisplay device are oppositely arranged; the backlight module comprises a light guide plate, a plurality of light-emitting components positioned on the light inlet surface side of the light guide plate, and a shading adhesive tape positioned on the light outlet surface side of the light guide plate; the shading adhesive tape is arranged in the first non-display area, but the second non-display area is not provided with the shading adhesive tape; or, the first non-display area is provided with a first shading adhesive tape, the second non-display area is provided with a second shading adhesivetape, the width of the first shading adhesive tape is larger than that of the second shading adhesive tape, and / or the light transmittance per unit area of the first shading adhesive tape is larger than that per unit area of the second shading adhesive tape; therefore, the display brightness of the fingerprint identification area and the display brightness of the non-fingerprint identification area tend to be consistent, and the display effect of the display device is improved.

The invention discloses a method for preparing an antibacterial sun shielding mesh. The method comprises the following steps: firstly, respectively preparing three layers of composite material structures, namely an outer antibacterial material layer mesh, an inner sun shielding base layer mesh and a middle air permeable layer mesh; secondly, performing preheating and melting on the three layers ofthe meshes by adjusting temperatures of a heating roller, under assistance of an adhesive, sequentially laminating the three structures through a rubber roller and an iron roller, and further performing cooling and molding, wherein the process conditions are that the preheating temperature of the outer antibacterial material layer mesh is 55 DEG C, the preheating temperature of the inner sun shielding base layer mesh is 70 DEG C, the preheating temperature of the middle air permeable layer mesh is 75 DEG C, and the lamination pressure of the rubber roller and the iron roller is 46-49 kg / cm<2>. Compared with the prior art, the sun shielding mesh prepared by using the method has the advantages of being high in sun shielding property, high in antibacterial anti-mold property, high in corrosion and chemical resistance, free of other volatile migration small molecule additives, stable in finished product chemical property, not liable to migrate or volatile, long-lasting in antibacterial anti-mold property, and long in service life.

The invention belongs to the technical field of cover film application, and particularly discloses a thermal insulation and heat preservation composite mulching film. The composite mulching film is composed of a first black PE film layer, a second black PE film layer and a composite layer arranged between the first black PE film layer and the second black PE film layer. The thermal insulation and heat preservation composite mulching film has the advantages that a formed multiple-layer composite structure has characteristics of high heat preservation, moisture protection, oxidation resistance, shading performance, corrosion resistance and the like, and has high anti-tensile strength at the same time, and the appearance is flat and attractive; a thermal insulation layer and ultraviolet-proof layer structure can effectively insulate external heat, avoid the influence on covered stuffs by high temperature, meanwhile the heat preservation performance can be improved, the service life of the overall film layer is prolonged, the cost is lowered, the overall structural surface is flat, and the package is practical and attractive; the thermal insulation and heat preservation composite mulching film is reasonable in design and easy to popularize.

The invention provides a composite sun-shading material of an acrylic acid polyvinyl chloride polymer material, which mainly comprises the following raw materials: sunlight cloth fabric and coating slurry; wherein the sunlight fabric is woven by yarns coated with polyvinyl chloride and has a certain opening ratio and light transmittance; the coating slurry consists of acrylic emulsion, titanium dioxide filler, a foam stabilizer and a flame retardant; according to the invention, the acrylic emulsion serving as a main component of the coating slurry is synthesized through polymerization reactionby adopting acrylic monomer and C1-C8 acrylic acid alkyl ester thereof to synthesize an acrylic ester slurry agent copolymer adhesive and adding high-performance acrylic ester adhesive, and the curing point of the acrylic emulsion is about 150 DEG C; the problem that the foaming surface of the coating fabric is sticky is fundamentally solved, the defect rate of the product is reduced, the surfaceflatness of the product is improved, the cleanliness is increased, the product types are increased, and the core competitiveness of an enterprise is improved by playing a great promotion role for market promotion and product sale.

The invention discloses a heat-resistant circulating enameled wire, which relates to the technical field of enameled wire production and comprises an enameled wire body. The enameled wire comprises aconductor, a reinforcing layer and a paint spraying layer, wherein the outer surface of the conductor is fixedly connected with the reinforcing layer, the outer surface of the reinforcing layer is fixedly connected with the paint spraying layer, and the reinforcing layer comprises a heat conduction layer, a tensile layer and an aluminum foil layer. The invention further discloses a production process of the heat-resistant circulating enameled wire. The production process comprises the following steps of: A, wire drawing, B, cleaning, C, annealing, D, cooling and insulating, E, hot pressing, F,painting and baking, and G, wire take-up. The overall mechanical strength and the overall stability of the enameled wire can be remarkably improved through the heat conduction layer, the tensile layer and the aluminum foil layer, the conductor can be cooled through the heat conduction layer made of a mica ice-cold fiber layer material, meanwhile, high heat conduction efficiency is achieved, the heat dissipation effect of the enameled wire is improved, and the tensile layer made of a nylon material is adopted.

The invention discloses an environment-friendly fabric with a function capable of catalyzing formaldehyde. The environment-friendly fabric is characterized by being composed of a hydrophobic layer, a functional layer and an isolation layer, wherein the functional layer is located between the hydrophobic layer and the isolation layer; the hydrophobic layer is a waterproof breathable film layer; and the functional layer is prepared by uniform interweaving of a first fiber and a second fiber at intervals. The environment-friendly fabric provided by the invention has the advantages of strong shading capacity, good level of environmental protection, strong durability, good waterproof and air-permeable performances and good heat-preserving properties.

The invention discloses an ultraviolet protecting agent for electricity operating personnel. The protecting agent is prepared from the following raw materials: nano-rutile sol, nano-cerium dioxide sol, a phosphate buffer solution, gelatin, aloe, turmeric root, radices lithospermi, salviae miltiorrhizae, sodium dodecyl sulfate, methyl 4-hydroxybenzoate, beeswax, snake oil, vitamin E, essence, polyethylene glycol-1000, oxybenzone, antioxidant BHA and preservative kathon. The protecting agent is cool and refreshing, and has a good anti-ultraviolet effect.

The invention belongs to the technical field of curtains and curtain manufacturing, and particularly relates to a black and white film shading curtain and a preparation process thereof. The black and white film shading curtain comprises a curtain body, and a curtain head is arranged at the upper end of the curtain body; the curtain body comprises curtain shell fabric and curtain lining fabric; and the curtain shell fabric is mainly formed by weaving or blending one or more of cotton, hemp, polyester and real silk. The curtain lining fabric is mainly formed by compounding at least one layer of white base cloth and at least one layer of TPU film through a hot melt adhesive. The TPU film is a black or white waterproof and moisture permeable film. According to the curtain, the curtain shell fabric and the curtain lining fabric are combined, the good shading effect is achieved, the structure is simple, the thickness of the TPU film in the curtain lining fabric is small, the good shading and damp-proof effects can be achieved, and the curtain has the advantages of being light in weight and capable of saving cost. The inner cloth with the shading function is arranged on the inner layer, the surface cloth can be freely selected, the curtain can be fully shaded regardless of the thickness, the quality and the pattern of the surface cloth, the product pattern is richer, and the selectivity is wider.

The invention relates to an indoor plastic door curtain and a preparation method thereof, which relate to the technical field of plastic products. The indoor plastic door curtain is prepared from thefollowing components in parts by weight: 80 to 120 parts of PVC (Polyvinyl Chloride), 2 to 4 parts of plasticizer, 2 to 4 parts of enhancer, 2 to 4 parts of stabilizer, 4 to 6 parts of pigment, 6 to 10 parts of adhesive, 10 to 16 parts of microprism, 20 to 30 parts of fibrilia, 4 to 6 parts of lavender powder, 1 to 3 parts of mint powder, and 20 to 40 parts of distilled water. The preparation method comprises the steps of mixing the raw materials; moulding at high temperature; treating the fibrilia, slowly adding the lavender powder and the mint powder into the distilled water, and soaking thefibrilia into a dissolving solution for 12 hours; sewing; gluing the microprism; carrying out follow-up treatment, punching one end of a cured surface membrane, and then curling and storing. The indoor plastic door curtain provided by the invention has a higher shading effect, can emit a fresh fragrance, and is bright in color, not easy to discolor, and capable of repelling mosquitoes and ventilating.

The invention discloses a manufacturing process of Chenille flame-retardant cloth produced by a jet in the technical field of cloth production. The manufacturing process needs to prepare the followingraw materials of 21-N yarn, a 150-D DTY material, 300-D black silks, 150-D wool, an air jet loom, a clearing device, a desizing device and a dyeing device. The manufacturing process comprises the following steps of a, manufacturing of Chenille yarn, wherein twisting is carried out on the 21-N yarn, 150-D yarn is inserted into a gap of the yarn in the twisting process, the yarn is cut off throughthe clearing device, and the length of the yarn is controlled; b, manufacturing of the Chenille flame-retardant cloth, wherein the yarn and the 300-D black silks are introduced into two tail leading devices of the jet respectively; d, dyeing, wherein the Chenille cloth after wool adding is completed is fed into the dyeing device for coloring. The manufacturing process of the Chenille flame-retardant cloth produced by the jet has the advantages that a common air jet loom in the market can be utilized to manufacture the Chenille textile cloth, and the product is strong in shading performance andcomfortable in hand feeling, and fills the gap of the market.

The invention discloses water-based white ink. The formula comprises 30%-50% of water-based resin, 30%-60% of titanium dioxide, 3%-10% of wax powder, 2%-4% of zinc stearate, 1% of a water-based defoaming agent, 0.3%-0.7% of a water-based dispersing agent, 1%-2% of a water-based anti-scraping agent, 2%-5% of a polyester emulsion, 12%-25% of epoxy resin and 15%-30% of water. The water-based white ink is light in smell, does not pollute the environment, does not cause danger in hot weather in summer, and also reduces harm of the light smell to the body of a field operator; the adhesive force on aPET material is very strong, the shading property is also very strong, and the market prospect is very good.

The invention relates to a packaging material, and especially relates to a composite film for medicine packaging. The composite film comprises an aluminized polyester layer which is a base layer, the external surface of the aluminized polyester layer is attached with a polyester layer, and the internal surface of the aluminized polyester layer is attached with a polyethylene layer. The composite film has strong water prevention, light blocking, taste retention, light shielding and heat insulating properties, can be used for packaging new medicines highly sensitive to light, water vapor and oxygen, can prevent the decomposition of active substances in the components of medicines, and reduces the production cost.

The invention discloses an intelligent fabric. The intelligent fabric is characterized by being formed by a vision layer, a functional layer and an isolation layer; the functional layer is located between the vision layer and the isolation layer; the vision layer is a waterproof breathable membrane layer; the functional layer is formed by evenly and alternately interweaving first fibers and second fibers. The intelligent fabric has the advantages of being high in shading capacity, high in environment-friendly degree, high in durable capacity, resistant to water and ultraviolet rays, soft in hand feeling, bright and lasting in color and luster and good in breathability.

The present invention provides a device and method for identifying instant ticket by scratching area. The device includes at least one sensor arranged in a line perpendicular to the direction of instant ticket issuing. The wavelength of infrared light is 940nm. The method is as follows: at least one sensor that is arranged in a line perpendicular to the instant ticket issuing direction detects the boundary point coordinates of the instant ticket scratch area, and stores it as at least one initial array; at least one sensor detects the transported instant ticket The coordinates of the boundary points of the scratching area are recorded as at least one detection array; compare whether the initial array passing through each sensor matches the detection array, and if they match, it is determined that the delivered ticket is correct. Through the sensor's identification of the correctness and error of the coordinates of the boundary points of the scratch area, it can be judged whether the transmitted instant ticket is correct, and the operation is convenient.

The invention provides a device and method for recognizing billings through prize scraping areas. The device comprises at least one sensor which is arranged in a line along a direction vertical to the billing drawing direction of billings, wherein the sensors are infrared sensors and the wavelength of the infrared lights transmitted by the infrared sensors is 940mm. The method comprises the following steps: detecting boundary point coordinates of prize scraping areas of billings by at least one sensor which is arranged in a line along a direction vertical to the billing drawing direction of the billings, and storing the boundary point coordinates as at least one initial array; detecting the boundary point coordinate of the prize scraping area of a transmitted billing by the at least one sensor, and recording the boundary point coordinate as at least one detection array; and comparing whether initial arrays passing through each sensor are matched with the detection arrays, and if the initial arrays are matched with the detection arrays, determining that the transmitted billing is correct. According to the method, the sensors are used for recognizing the correctness of the boundary point coordinates of the price scraping areas, so as to judge whether the transmitted billings are correct, and the operation is convenient.

The present application discloses a key, a processing method thereof, and a mobile terminal. The key processing method is to use the double-shot injection molding key as an optical conductor, atomize and conduct the light source of the light-emitting diode arranged on the flexible circuit board of the key, and then use the light-shielding property of the paint to cover the surface area of ​​the key. Finally, the top peripheral edge of the button is processed by the CNC machine tool, so that the light transmission performance of the button can meet the final needs of the user.

Embodiments of the present invention provide a display device and electronic equipment, the non-fingerprint recognition area of ​​the display device is located between the first non-display area and the second display area, and the fingerprint identification area is located between the second non-display area and the second display area Between; the backlight module of the display device and the display panel are arranged oppositely; the backlight module includes a light guide plate, a plurality of light-emitting elements located on the light incident surface side of the light guide plate, and a light-shielding tape located on the light-emitting surface side of the light guide plate; the light-shielding tape Set in the first non-display area, and the second non-display area is not provided with light-shielding tape; or, the first non-display area is provided with the first light-shielding tape, the second non-display area is provided with the second light-shielding tape, and the first light-shielding tape The width of the tape is greater than the width of the second light-shielding tape, and / or the light transmittance per unit area of ​​the first light-shielding tape is greater than the light transmittance per unit area of ​​the second light-shielding tape; The display brightness tends to be consistent, and the display effect of the display device is improved.