43results about How to "Strong shading" patented technology

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 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 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 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 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 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 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 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.