2057results about How to "Smooth appearance" patented technology

The invention relates to an irradiation crosslinking halogen-free high flame-retardant cable material and a preparation method thereof. The cable materials comprise the following compositions: 45-90 parts of basic resin, 10-55 parts of functional polyolefine resin, 45-125 parts of carbonate hydroxide flame retardant, 30-50 parts of charing agent, 30-50 parts of flame-retardant lubricant, 0.3-3 parts of methyl silicone rubber shell forming agent, 0.5-2 parts of silane surface modifier, 2-5 parts of crosslinking sensitizing agent, 0.2-2 parts of antioxidant, 1-4 parts of lubricant and 0.1-1.0 parts of initiator. The preparation method of the cable material comprises the following steps of: stirring the carbonate hydroxide flame retardant, the charing agent and the flame-retardant lubricant at a high speed for 2 min; and then adding the shell forming agent and continuously stirring at a high speed until the temperature rises to above 100 DEG C, coating the surface of the mixture with the shell forming agent; adding silane coupling agent and stirring for 5-8 min, and carrying out secondary surface treatment; adding initiator-alcohol solution, and discharging after mixing; extruding and pelletizing; finally drying and cooling to obtain the finished cable material product. The flame retardant performance of the product is obviously enhanced, and the product has good shell forming performance in conbustion without droplets.

The present invention provides a system, method and apparatus for producing fire rated doors having added strength, better finishing and low cost manufacturing flexibility. The fire rated doors are made from two panels “sandwiched” together. An optional interior layer (e.g., fire resistant material, lead sheeting, steel or Kevlar) can be added between the door panels for various purposes. Splines, stiles or sticks are inserted in longitudinal channels in the door panels to provide assistance in aligning the door panels and greater hardware holding strength. An intumescent banding material concealed by a banding material around the perimeter of the door seals the door within its frame during a fire. The door design and the automated manufacturing process provide greater design choice, reduced cost and faster fabrication.

The invention relates to a production process of chewable tablets of barley shoot powder and a product thereof and belongs to the deep processing technology field of agricultural products. The production process is characterized in that the barley shoot powder is main base material, and the chewable tablets of the barley shoot powder with smooth appearance, green color and crispness and freshness is made after the processes of composite stabilizer, making soft material, granulation, drying, tabletting, sterilization and packing. The method has the advantages of simple process, higher industrialization degree, low production cost, realizing the full utilization of the barley shoot and promoting the added value of the barley shoot. The chewable tablets of the barley shoot powder produced by the invention which is leisure-base health care food can fully enhance physique and body immune, simultaneously has the function of catharsis, reducing blood lipid and preventing cerebral thrombosis and coronary heart disease.

There is disclosed a method of combining mesenchymal stem cells (MSCs) with a bone substrate. In an embodiment, the method includes obtaining tissue having MSCs together with unwanted cells. The tissue is digested to form a cell suspension having MSCs and unwanted cells. The cell suspension is added to the substrate. The substrate is cultured to allow the MSCs to adhere. The substrate is rinsed to remove unwanted cells. In various embodiments, the tissue is adipose issue, muscle tissue, or bone marrow tissue. In an embodiment, there is disclosed an allograft product including a combination of MSCs with a bone substrate in which the combination is manufactured by culturing MSCs disposed on the substrate for a period of time to allow the MSCs to adhere to the substrate, and then rinsing the substrate to remove unwanted cells from the substrate. Other embodiments are also disclosed.

The invention relates to a vacuum insulation panel and a manufacturing method thereof. The vacuum insulation panel comprises a high-barrier packaging bag and a heat insulation core, wherein the heat insulation core is arranged in a vacuum sealed bag made of a high-barrier packaging material; a getter is arranged in the heat insulation core; a hole is reserved on a panel surface of the vacuum insulation panel; a hole-reserving structural piece is arranged in the hole and is a tubular section having high-barrier performance; and the hole-reserving structural piece and the high-barrier packaging bag are welded or bonded together to form a vacuum sealed chamber. Compared with the prior art, the vacuum insulation panel is smooth in appearance after hole reserving, so that a wrinkle is eliminated, the air-permeating quantity of the wrinkle of the high-barrier packaging bag is reduced and the service life of the vacuum insulation panel is prolonged; the mechanical strength of the hole after the hole reserving is relatively high; and the vacuum insulation panel can be connected with other materials by a riveting piece at the hole, so that the vacuum insulation panel is more convenient to use and the application range of the vacuum insulation panel is expanded.

The invention relates to the technical field of polyvinyl chloride composite materials, in particular to a high-abrasion-resistant and environment-friendly polyvinyl chloride (PVC) modified materials and a preparation method of the high-abrasion-resistant and environment-friendly PVC modified materials. The modified materials comprise following raw materials, by weight, 80-120 parts of PVC resin, 5-15 parts of stuffing bulking agents, 31-70 parts of plasticizer, 1-10 parts of abrasion resistant modifying agents, 1-10 parts of fire retardant, 1-10 parts of stabilizer, 10-20 parts of impact modifier and 0.2-2 parts of lubricating agents. The raw materials are weighed according to the weight and are blended, after the raw materials are stirred, the stirred raw materials are extruded to be granulated into particles through a double-screw extruder to produce the modified materials. The prepared modified materials are good in abrasion resistant property, environment-friendly, high in strength, good in flame retardant efficiency, strong in compression property and toughness, good in processing property, and good in comprehensive property. The preparation method of the high-abrasion-resistant and environment-friendly PVC modified materials is simple in craft, convenient to operate and control, stable in quality and high in production efficiency and can be produced in a large scale industrialization mode.

The invention relates to the technical field of PVC (polyvinyl chloride) composite materials, and particularly relates to a high-temperature resistant flame-retardant environment-friendly PVC (polyvinyl chloride) modified material and a preparation method thereof. The alloy material comprises the following raw materials in parts by weight: 80-120 parts of PVC resin, 15-45 parts of filler, 25-55 parts of plasticizer, 5-10 parts of flame retardant, 2-10 parts of stabilizer, 2-10 parts of impact modifier, 1-2 parts of lubricant and 0.1-1.0 part of antioxidant. The raw materials are weighed and mixed according to the parts by weight; then the mixture is stirred and extruded and granulated by a twin-screw extruder; and the alloy material is obtained by cutting and air cooling. The alloy material provided by the invention is high-temperature resistant and environment-friendly, and has high strength, high flame retardance, strong compression performance and toughness, good processing performance, excellent comprehensive performance and wide application prospects. The preparation method provided by the invention is simple in technology and convenient to operate and control, realizes stable quality and high production efficiency, and can be applied to large-scale industrial production.

The invention relates to a freeze-dried powder injection of L-oxiracetam and a process for preparing the freeze-dried powder injection. The freeze-dried powder injection comprises, by weight, 1 part of the L-oxiracetam, 0.1 to 10 parts of an excipient, 0.01 to 1 part of an antisticking agent and 0.01 to 0.5 part of a pH regulator, wherein polyethylene glycol (PEG) series of products serve as the antisticking agent preferably. The freeze-dried powder injection which is prepared on the basis of a prescription according to the process has the advantages of being short in freeze-drying time, attractive in appearance, short in redissolving time and high in stability.

The invention relates to the technical field of polyvinyl chloride composite materials, in particular to high heat resisting and high abrasion resistant polyvinyl chloride (PVC) modified materials and a preparation method of the high heat resisting and high abrasion resistant PVC modified materials. The modified materials comprise the following raw materials, by weight, 80-120 parts of PVC resin, 25-60 parts of stuffing bulking agents, 21-60 parts of plasticizer, 1-10 parts of chlorinated polyvinyl chloride, 1-10 parts of fire retardant, 1-10 parts of stabilizer, 1-10 parts of impact modifier and 0.2-2 parts of lubricating agents. The raw materials are weighed according to parts by weight and are blended. After being blended, the raw materials are extruded out to be granulated through a double-screw extruder to produce the modified materials. The modified materials are good in heat resisting property and abrasion resistant property, environment-friendly, high in strength, good in flame retardant effect, strong in compressing property and toughness, good in processing property and good in comprehensive property. The preparation method is simple in craft, convenient to operate and control, stable in quality and high in production efficiency, and can be produced in a large scale industrialization mode.

The invention relates to the technical field of polyvinyl chloride composite materials, in particular to a low temperature resistant environment-friendly polyvinyl chloride (PVC) modified material and a preparing method thereof. The modified material comprises by weight, 80-120 parts of PVC resin, 20-45 parts of filling agent, 41-80 parts of plasticizer, 1-10 parts of cold-resistant modifying agent, 1-10 parts of fire retardant, 1-10 parts of stabilizing agent, 5-15 parts of impact modifier and 0.2-2 parts of lubricating agent. Each raw material is weighed by weight and mixed, after being stirred; the raw material is squeezed out of prilling through a double-screw extruder and the modified material is available. The low temperature resistant performance of the modified material manufactured by the preparing method is fine; the minimum usage temperature can reach below 65 DEG C. The modified material is environment-friendly and has the advantages of high intensity, good flame retardant effects, strong compression performance and toughness, excellent processing performance and better comprehensive performance. The preparing method of the low temperature resistant environment-friendly polyvinyl chloride (PVC) modified material has the advantages of being simple in technology, convenient to control and operate, stable in quality, high in production efficiency. In addition, the preparation method of the low temperature resistant environment-friendly polyvinyl chloride (PVC) modified material can be used for a large scale industrial production.

The invention relates to a lithium ion battery diaphragm. The lithium ion battery diaphragm comprises a polyolefin substrate and a composite coating, wherein the coating is connected with the polyolefin substrate through a binder, the coating is formed by stacking a plurality of inorganic particle layers, and each two adjacent inorganic particle layers of the coating are connected with each other through a binder; each inorganic particle layer consists of flaky inorganic particles, and the flaky inorganic particles are distributed in parallel or at a small angle in the coating. The invention also relates to a preparation method of the lithium ion battery diaphragm. The preparation method comprises the following steps: preparing flaky inorganic particles; screening first inorganic particles and second inorganic particles; preparing coating slurry; coating the polyolefin substrate with the coating slurry, and drying the polyolefin substrate with the coating to obtain a product. The lithium ion battery diaphragm is high in flatness, low in coarseness, low in water absorption rate, low inn coating expansion degree, capable of effectively reducing the natural crimpness of single-side coated diaphragm and capable of improving the assembling efficiency and rate of finished products of a laminated battery.

The invention discloses a ceramic particle with adsorption, ion exchange and negative ion generating functions. The ceramic particle is prepared by the following raw materials by weight percentage content: 15-35% of natural adsorption material, 10-25% of ion exchange material, 20-45% of natural negative ion releasing material, 1-15% of rare earth material, 0.05-1.5% of radioactivity material, 5-25% of binding material and 2-12% of water. The invention also discloses a preparation method of the ceramic particle. The ceramic particle of the invention has strong adsorption property, good ion exchange property and high negative ion releasing quantity and has good washing, cleaning and purifying capabilities.

An edge trim system for suspended island ceilings in which a one-piece clip couples standard grid tees to standard wall molding. The clip is arranged to snap onto the grid tees where the ceiling boundary is along a line of the grid and to be screw fastened onto a tee where the ceiling boundary is other than along the grid. The clip is arranged to snap into and retain the molding in place without fasteners.

The invention relates to the technical field of polyvinyl chloride composite materials, in particular to a high temperature resistant environment-friendly polyvinyl chloride (PVC) modified material and a preparing method thereof. The modified material comprises by weight, 80-120 parts of PVC resin, 30-70 parts of filling agent, 31-70 parts of plasticizer, 1-10 parts of hot-resistant modifying agent, 1-10 parts of fire retardant, 1-10 parts of stabilizing agent, 5-15 parts of impact modifier and 0.2-2 parts of lubricating agent. Each raw material is weighed by weight and mixed after being stirred; the raw material is squeezed out of prilling through a double-screw extruder and the modified material is available. The hot temperature resistant performance of the modified material manufactured by the preparing method is fine; the maximum usage temperature can reach up to 135 DEG C. The modified material is environment-friendly and has the advantages of high intensity, good flame retardant effects, strong compression performance and toughness, excellent processing performance and better comprehensive performance. The preparing method of the high temperature resistant environment-friendly polyvinyl chloride (PVC) modified material has the advantages of being simple in process, convenient to control and operate, stable in quality, and high in production efficiency. In addition, the preparation method of the high temperature resistant environment-friendly polyvinyl chloride (PVC) modified material can be used for a large-scale industrial production.

The invention discloses a flame-retardant anti-dripping resin compound, consisting of 100 weight portions of thermoplastic resin, 0.01-5 weight portions of modified polytetrafluoroethylene anti-dripping agents and 20 to 40 weight portions of environment-friendly flame retardant containing phosphorus and/or nitrogen. The resin compound has strong anti-dripping effect and heat resisting performance, is level and smooth in exterior appearance, and can endow polyester fiber products with excellent enduring flame retardancy without using halogen (Cl and Br) flame retardant. The resin compound has the advantages of high oxygen index, droplet resistance, low heat release rate, no halogen, little toxicity, low smoke dust emission, little influence on the mechanical properties of base materials, etc.

The invention discloses a particle-typed biological composite fertilizer and preparing method of humic acid, which is characterized by the following: adopting low-temperature graining and drying without breaking germ; dispensing solid particle typed fertilizer of humic acid, biological bacterial fertilizer and middle and trace element with weight rate at 2: (0. 1-0. 2): (0. 05-0. 1) through effective compatibility of microbe composite germ and humic acid and relative element; solving the coordinate action of each bacteria in the composite microbe fertilizer without mutual antagonism; making the bacteria display heat-proof property; blending the microbe and fitful quantity of azophoska fertilizer to act; fitting for increasing production and effectiveness in the agricultural domain.

The invention relates to a preparation method of compound thermal stabilizer in plastic processing additive and pertains to the technical field of plastic processing additive. The invention discloses a ternary hydrotalcite-rare earth-Ca/Zn innoxious compound thermal stabilizer and a preparation method thereof. The invention comprises the materials of the stabilizer such as ternary hydrotalcite, organic rare earth compound, Ca compound and Zn compound, a synthetic preparation method thereof and an optimal compounding method of ternary hydrotalcite-rare earth-Ca/Zn innoxious compound thermal stabilizer. The ternary hydrotalcite-rare earth-Ca/Zn innoxious compound thermal stabilizer provided by the invention serves as a new generation high-efficiency innoxious stabilizer, can replace the traditional lead salt and expensive organic stannum thermal stabilizer and can be widely applied to the fields of PVC pipe material, section material, wire and cable, medical instrument and membrane, etc.

The invention provides a backlight module and a display panel. The backlight module comprises a back plate, lamp panels and a reflecting layer, wherein a plurality of lamp panels are arranged on an upper surface of the back plate in an array splicing manner, splicing areas are arranged between every two adjacent lamp panels, each splicing area is provided with a splicing seam, light supplementingmaterials are arranged in the splicing seams, and the reflecting layer is arranged on upper surfaces of the lamp panels and the splicing areas. The backlight module is advantaged in that the splicingseam is filled with the light supplementing materials and an emission sheet is arranged between a Mini-LED of a first column/row and a Mini-LED of a second column/row, the Mini-LED of the first column/row is closest to the Mini-LED of the second column/row, the Mini-LED is arranged in the splicing area so that light emitted by the Mini-LED is reflected to a reflector plate, the reflector plate reflects the light to the position of the splicing areas, the light-emitting hue of the splicing position is consistent with that of a normal area, brightness of the splicing areas is improved, chromaticaberration of the splicing areas is avoided, and the quality of light emitted by a backlight module is improved.