57results about How to "Guaranteed physical strength" patented technology

The invention is a regenerated corrugated raw paper manufacturing method, its main technical flows: mix import waste paper with internal waste paper, pulp by pulping engine, desand by high concentration desander, screen by fiber separator, desand by high concentration desander, screen by low concentration pressure sieve, desand by low concentration desander, condense by condenser, mill and pulp by medium concentration hydraulic disc, screen by pressure sieve, make by paper machine and spray papermaking chemical assistant when molding and cut by winder. The added quantity of import waste paper is 40-55% of total weight of the mixed waste paper. It changes traditional low concentration pulping technique. The technique is designed reasonably, and can effectively heighten the physical strength of the regenerated corrugated raw paper, reduce the raw material cost and be applied to medium-scale production.

The invention discloses artificial leather and a preparation method thereof. The artificial leather comprises the following components in parts by weight: a base material, a shell fabric, 100 parts of a bonder and a piece of base cloth, wherein the shell fabric comprises the following components in parts by weight: 100 parts of polyvinyl chloride resin and 50-60 parts of a plasticizer; the base material comprises the following components in parts by weight: 100 parts of the polyvinyl chloride resin, 70-80 parts of the plasticizer and 100 parts of a filling agent. The preparation method comprises the following steps: preparing shell fabric slurry; preparing base material slurry; applying the obtained shell fabric slurry to release paper, and drying; applying the base material slurry to a surface layer, and foaming at the temperature of 180-190 DEG C; uniformly applying the bonder to a foaming layer, and bonding the base cloth with the foaming layer; drying an obtained product at the temperature of 140-170 DEG C to prepare the leather. According to the preparation method, the surface properties of the leather are improved and the leather is good in wear resistance, odor-free and good in smooth feel.

The invention provides a spongy asenapine sublingual film agent with micropores and a preparation method thereof. The film agent comprises asenapine, water-soluble macromolecular materials and water-insoluble micro powder dispersed in the water-soluble macromolecular materials, wherein the molecular weight of at least one of the water-soluble macromolecular materials is 10000 to 200000 daltons, and the molecular weight of at least one of the water-soluble macromolecular materials is 200000 to 10000000 daltons. The film agent has a very remarkable effect, the film is quickly dissolved through the macromolecular material with low molecular weight, and the physical strength and the toughness of the film are ensured through the macromolecular material with high molecular weight, so that the aim of quick release is fulfilled and the strength of the film is ensured.

The invention discloses a wollastonite fiber with a large length-diameter ratio and a preparation method thereof. The fiber contains 100 parts of wollastonite and 0.1-1.5 parts of cation modifier. The preparation method comprises a screening process, a treatment process and a post-treatment process. Compared with the prior art, a hydroxyl radical on the surface of the wollastonite in the invention actively reacts with the functional group to which the cation modifier is added so as to form a cation group, thereby achieving synchronous accomplishment of smashing and modification and greatly improving whiteness, planeness, opacity and printability of paper. According to the invention, the product wollastonite fiber disclosed by the invention can replace at most 30% of plant fiber, thereby effectively maintaining the physical strength of the paper and reducing the production cost; and the production process is simple, the product quality is stable, and the production cost is low.

The invention relates to a production technology of a composite material for a yacht, comprising the following steps: firstly using a padding-bonding all-in-one machine to pad a mesh cloth layer with a PVC resin-pasting adhesive and drying and preheating; then synchronously bonding the mesh cloth layer with an ink-jet printing film layer and a surface film layer at 190-200 DEG C, wherein the ink-jet printing film layer is arranged between the mesh cloth layer and the surface film layer; bonding the other side surface of the mesh cloth layer with a bottom film layer; and finally cooling to mold, and trimming and reeling to obtain the composite material for the yacht. According to the invention, by preferred formula of the surface film layer, a transparent elastic film with excellent performance is obtained; by using the PVC resin-pasting adhesive, the peeling strength, tearing strength, handle resilience and other physical properties are good; by completing the bonding of the multiple film layers and the mesh film layer in one step, the damage to the PVC film layer caused by multi-time heating and cooling is reduced, and the product performance is raised.

The invention provides a metamaterial radome based on the frequency triggering mechanism, aims to improve the transmission rate of the radome under the premise of ensuring the physical strength of theradome, improves electromagnetic protection flexibility and widens the transmission band. The metamaterial radome comprises a radome supporting layer and a multi-layer super-surface structure, wherein the radome support layer 1 is a cover made of a dielectric flat plate or a dielectric housing material and is used for ensuring the physical strength and mechanical loading of the radome, the multi-layer super-surface structure adopts a laminated structure composed of at least two first dielectric substrates and a second dielectric substrate sandwiched between the adjacent first dielectric substrates, two sides of the first dielectric substrate are respectively printed with at least three uniformly-arranged annular metal patches for realizing frequency triggering characteristics of the radome, and the dielectric constant of the first dielectric substrate is greater than the dielectric constant of the second dielectric substrate.

The invention discloses a steel wood indoor door which comprises a magnetic attraction plate on a wall and a steel plate door body. The magnetic attraction plate is arranged in a room and is in contact with the steel wood indoor door. The steel plate door body is plated with chrome or aluminum, and the surface of the steel plate door body is coated with an inflaming retarding coating and an anti-fingerprint coating. The steel plate door body is internally provided with a sandwich structure with two layers of inflaming retarding boards clamping a layer of grid-shaped steel frame. A first plate body, namely an iron plate, is welded to the side, facing the wall, of the door body. The first plate body is connected with a second plate body through a first hinge, the long edge, not connected with the first hinge, of the second plate body is connected with a third plate body through a second hinge, and magnets are installed on the side, facing the wall, of the second plate body and the side, facing the wall, of the third plate body respectively. According to the steel wood indoor door, due to the fact that the surface is coated with the inflaming retarding coating and the anti-fingerprint coating, meanwhile, the door body is filled with materials, a foldable shoe rack is installed based on the magnetic attraction principle, the high fireproof performance and physical strength are achieved, cleaning is easy, and the space utilization rate is high.

The invention discloses an optical-thermal double-solidified baikeding for a tinplate and a coating method thereof. The optical-thermal double-solidified baikeding comprises the following materials in parts by weight: 20-30 parts of polyurethane acrylate resin, 5-8 parts of epoxy acrylate resin, 30-50 parts of rutile titanium dioxide, 15-25 parts of activated monomers, 3-6 parts of photoinitiators, 2-4 parts of thermal initiators, 2-5 parts of pigment wetting agents, 0.5-1.5 parts of adhesion promoters, 0.5-1 part of substrate wetting agents, 0.3-0.5 part of leveling agents and 0.3-0.5 part of defoaming agents. According to the method, the baikeding is obtained by utilizing optical-thermal double solidification. The optical-thermal double-solidified baikeding disclosed by the invention has the advantages of completeness in solidification, high solidification efficiency, energy conservation, environment friendliness, good paint film friability, good impact force resistance, high adhesive force and high-temperature boiling resistance, and thus a product is more reliable and convenient when in use and has good production application prospect.

The present invention relates to a superconducting wire having improved electrical and physical properties.

The invention discloses a method for improving hydrogen peroxide bleaching efficiency of paper pulp, and belongs to the technical field of pulp preparation and papermaking. According to the method, a urea active agent and a chelating agent are simultaneously added in the alkali hydrogen peroxide bleaching process of chemical mechanical pulp or waste paper ink removed pulp, the consumption of the urea is 2.0 to 20 kilograms per ton of pulp, the consumption of ethylene diamine tetraacetic acid (EDTA) or diethylenetriamine pentaacetic acid (DTPA) serving as the chelating agent is 1 to 10 kilograms per ton of pulp, and hydrogen peroxide, sodium hydroxide and sodium silicate are simultaneously added during bleaching. In the alkali hydrogen peroxide bleaching process of the paper pulp, the urea serving as the active agent is added at the same time of adding the chelating agent, so that the hydrogen peroxide bleaching efficiency can be improved. Compared with a method without adding the urea serving as the active agent during bleaching, the method has the advantages that: the whiteness of the bleached pulp is obviously improved after the urea is added during bleaching, and the physical strength of the bleached pulp is basically as same as that of the pulp when the urea is not added.

The invention provides an antibacterial zipper. The antibacterial zipper is formed by mixing a zipper base material and an antibacterial raw material in an injection molding mode. The antibacterial raw material is an inorganic antibacterial agent. According to the antibacterial zipper, after the zipper base material and the antibacterial raw material are mixed, zipper teeth of the zipper are made through the injection molding process, and the zipper can be formed; the antibacterial raw material is the inorganic antibacterial agent, and stability of the whole antibacterial effect of the antibacterial zipper can be guaranteed and the antibacterial effect of the antibacterial zipper is guaranteed due to the inorganic antibacterial agent; meanwhile, the coloring technology of the zipper teeth of the antibacterial zipper is not affected after the inorganic antibacterial agent is added, and physical strength and color fastness performance of the plastic-steel zipper can be well guaranteed. The invention further provides a garment with the antibacterial zipper.

The invention relates to a light and color regulable COBLED structure, which mainly solves the problems of poor heat radiation effect, poor light output effect, poor airtight performance effect, poor light and color regulating effect and poor light output efficiency of a chip in a traditional light and color regulable COBLED encapsulation structure in the prior art. An LED (Light-Emitting Diode) comprises a base board and a line layer which is arranged on the base board, wherein a plurality of conical grooves are arranged on the base board; a plurality of small power illuminating chips are arranged on the bottom surfaces of the conical grooves; fluorescent glue is filled in the conical grooves; a circle of enclosure glue is also arranged on the base board; and transparent glue is filled in the enclosure glue. The light and color regulable COBLED structure has the advantages that the illuminating chips are arranged on the bottoms of the conical grooves and are in direct contact with the base board; a heat radiating effect is good; a thermoelectrical separating structure is formed; the service life and the stability of the LED are enhanced; the enclosure glue ensures the airtight performance of encapsulation and physical strength; blue chips and white and red / yellow chips generated by the fluorescent glue are staggered; and light, colors and brightness in a quite wide range are regulable.

The invention relates to a forming method and forming equipment for ternary composite reconstituted tobacco sheets. The equipment comprises a primary coating composite device, a primary stripping conveying device, a secondary coating composite device and a secondary stripping conveying device. The method comprises the following steps of: coating a tobacco mixture on a first conveying surface in acoating and compounding manner to form a strip-shaped slurry sheet, and coating a fiber net-shaped base material on the surface of the strip-shaped slurry sheet under the condition of smaller tensionto form a strip-shaped binary compound reconstituted tobacco sheet, coating the secondary conveying surface with the tobacco mixture, and coating the surface of the strip-shaped slurry sheet with thestrip-shaped binary composite reconstituted tobacco sheet under the condition of small tension to form the ternary composite reconstituted tobacco sheet. The middle layer of the produced reconstitutedtobacco sheet is a prefabricated strip-shaped fiber net base material, the upper layer and the lower layer are tobacco powder mixtures, the coating rate can be increased, the cigarette smell can be improved, the consistency of finished products can be improved, the tensile strength can be improved, the thickness can be reduced, and the processability can be enhanced.

The invention relates to a light and color adjustable light-emitting diode (LED) structure, which mainly aims to solve the problems of the poor light mixing effect of an LED and the poor heat radiating effect, light emerging effect and air tightness of a packaging structure in the prior art. The LED comprises a substrate, pads and a plurality of white light modules, wherein the pads are arranged in the substrate; the white light modules are arranged on the substrate; two groups of white light modules with different color temperatures, namely first white light modules and second white light modules are arranged; and the first white light modules and the second white light modules are distributed on the substrate in a mixed mode. The invention has the advantages that: the two groups of white light modules with different color temperatures are distributed in a mixed mode, so that better color mixing effect and light mixing effect are achieved; light-emitting chips are arranged at the bottoms of tapered grooves and directly contacted with the substrate, so that a good heat radiating effect is achieved; a heat and electricity separated structure is formed, the service life of the LED is prolonged, and the stability of the LED is improved; and the air tightness and the physical strength of packaging are ensured by wall glue.

The invention discloses starch based composite packing which is a compound of a core-shell structure, wherein starch granules are adopted as a core of the compound of the core-shell structure; a wrapping membrane which is grafted with the starch granules and comprises an acrylamide copolymer is adopted as a shell layer of the compound of the core-shell structure; the starch comprises raw starch or modified starch; the wrapping membrane shell layer with the acrylamide copolymer is prepared from monomers (a), (b) and (c) through polymerization.

The invention discloses a high-strength sintering hollow clay brick and belongs to the technical field of hollow bricks. The high-strength sintering hollow clay brick is prepared from the following raw materials in parts by weight: 80-85 parts of clay, 25-28 parts of steel fiber, 17-20 parts of alumina silicate fiber, 12-14 parts of sepiolite powder, 10-14 parts of calcium carbonate, 6-8 parts of zinc oxide, 7-9 parts of polyethylene wax, 13-15 parts of petroleum asphalt, 2-4 parts of lignosulfonate, 6-9 parts of waterproof powder, 3-5 parts of triethanolamine, 1-3 parts of alkylphenol ethoxylates, 8-10 parts of brominated polystyrene, 1-2 parts of anti-freezing agent, 1-2 parts of ultraviolet light absorber, 2-4 parts of antibacterial agent, 5-7 parts of adhesive and a defined amount of water. The invention also discloses a preparation method for the high-strength sintering hollow clay brick. The high-strength sintering hollow clay brick is simply prepared, has excellent strength and fire resistance and is long in service life.

The invention discloses fireproof mud used for installation of a power cable, and belongs to the technical field of fireproof mud. The fireproof mud is composed of, by weight, the raw materials of 25-28 parts of condensed polycyclic aromatic hydrocarbon resin, 15-20 parts of epoxy resin, 8-10 parts of chlorinated paraffin, 14-18 parts of clay, 11-13 parts of porcelain clay powder, 7-9 parts of perlite, 6-9 parts of quartz sand, 5-7 parts of bauxite chamotte, 2-4 parts of magnesium hydroxide, 6-8 parts of tributyl citrate, 4-6 parts of ethylene glycol, 7-9 parts of ammonium phosphate, 2-4 parts of antioxidant, 1-2 parts of anti-corrosion agent and 1-3 parts of antistatic agent. The invention further discloses a preparation method of the fireproof mud used for installation of the power cable. The fireproof mud is easy to prepare, environmentally friendly, low in pollution and good in durability, and has the effects of good fire resistance, corrosion resistance, water resistance and static resistance.

The invention discloses a colored pervious brick body for a farmland drainage ditch. The pervious brick body is of a two-layer structure including a colored pervious layer and a reverse osmosis waterbase layer; the colored pervious layer is formed by mixing and pressing porous clastic rock, ceramsite, modified epoxy resin, white cement, natural ore pigments and water; the thickness of the coloredpervious layer is 3 to 7cm; the aggregate gap rate is not lower than 30 percent; the reverse osmosis water base layer is formed by mixing and pressing the porous clastic rock, the white cement, quartz sand and water, and is arranged under the colored pervious layer; the thickness of the reverse osmosis water base layer is 1 to 2cm; the aggregate gap rate is not higher than 18 percent. The degressive gradient relationship between the interlayer thickness and the aggregate gap rate of the colored pervious layer and the reverse osmosis water base layer is utilized; on the premise of ensuring thephysical strength of the brick body, the pervious performance and the water retention performance are improved; moisture can be slowly permeated through a soil layer.

The invention relates to a paper pulp continuous-replacement boiling process. The purpose of the invention is to save energy and to eliminate the environmental pollution of exhaust gas during pot discharging. The scheme of the invention is that: a plurality of boiling pots forms a temperature gradient and is in procedures with different boiling periods; when one of the boiling pot reaches a boiling end point and needs pot discharging treatment, high-temperature boiling liquid in the pot is discharged into a next pot; boiling liquid in the next pot is discharged into a further next pot, that is, boiling liquid in each pot is replaced circularly; after the replacement, each on-off device is closed simultaneously; a subsequent procedure is continued, waiting for the next replacement time. The process of the invention effectively uses the boiling heat energy, has the characteristics of both intermittent and continuous boiling, simplifies the process flow of continuous replacement boiling, and simplifies the operation steps.

The invention discloses a novel LED integrated light source module. The novel LED integrated light source module comprises a substrate body, and LED chips arranged on the substrate body, wherein rubber barrier walls are arranged on the substrate body to enclose an LED chip fixing region on the substrate body to at least one closed region; the LED chips are arranged in the closed region; the rubber barrier walls can stop a phosphor powder glue mixed layer in the LED chip region from flowing out of the light emitting region due to fluid dynamics and can also improve the light emitting efficiency and light uniformity of the LED chip. The invention also discloses a processing method of the above LED integrated light source module.

The invention discloses a preparation method of wollastonite long fiber for papermaking industry. The preparation method comprises the following steps: (1) adding 60g of ethylenediamine and 50g of ethanedioic acid into 100g of distilled water, heating by a water bath to 60-70 DEG C, stirring, and reacting for 3-4 hours to obtain a modifier, namely an amide salt; (2) weighing 980g of natural wollastonite, crushing to obtain a primary product below 200 meshes, then adding 10g of B2O3 into the primary product, and crushing 10g of the modification amide salt to particles with the sizes below 10mm through a grinding machine; (3) pouring the raw materials into a tank furnace and heating to 1,400-1,700 DEG C for melting; and (4) blowing to form a wire by utilizing high-pressure air of 2-4 standard atmospheric pressures at a melting outlet, and enabling the fiber obtained by wire formation to enter a collector to obtain a wollastonite long fiber finished product. The wollastonite long fiber can improve the whiteness, the smoothness, the opacity and the printability of paper.

The invention provides a method for improving the reactivity of dissolving pulp for viscose. Pre-hydrolytic sulfate dissolving pulp or sulfite dissolving pulp of needlebush or hardwood is adopted, 18 L of water is added into a pulp tank of a beater firstly, the pulp is slowly added, water is supplemented till the pulp concentration reaches 1.57%, dissolving is carried out for 30 min, and the pulp is concentrated till the mass concentration is 20-25%; a certain amount of the pulp is transferred into a beaker, water is added to dilute the pulp till the mass concentration of the pulp is 0.5-2%, the total volume is 200 ml, the mixture is evenly stirred and placed in ice bath for ultrasonic processing, ultrasonic frequency is 25 KHz, ultrasonic power is 10-900 W, total ultrasonic processing time is 1-15 min, and ultrasonic processing is carried out for 2 seconds every other 4 seconds; the processed pulp is filtered and aired under the constant-temperature and constant-humidity condition till the mass concentration is 95%. By means of the ultrasonic processing of the method, the reactivity of the dissolving pulp for the viscose can be improved, and the viscosity of the pulp is guaranteed.

The present invention discloses a flame-retardant tensile-resistant insulation material for electric power engineering, and belongs to the technical field of insulation materials, the flame-retardant tensile-resistant insulation material for the electric power engineering comprises the following raw materials by weight: 45-55 parts of an ethylene-ethyl acrylate copolymer, 35-40 parts of an ethylene-vinyl acetate copolymer, 20-24 parts of a linear low density polyethylene, 9-13 parts of poly(ether ether ketone), 8-11 parts of glass fiber, 8-10 parts of zinc oxide, 13-15 parts of quartz powder, 3-5 parts of antimonous oxide, 14-18 parts of calcium carbonate, 2-4 parts of decabromodiphenylethane, 1-2 parts of a lubricant, 1-3 parts of a crosslinking agent, 2-4 parts of a heat stabilizer and 0.5-1.5 parts of an antioxidant. The invention also discloses a preparation method of the flame-retardant tensile-resistant insulation material for the electric power engineering; the flame-retardant tensile-resistant insulation material has the advantages of simple preparation, better tensile strength, and excellent flame retardant and high temperature resistant performance.

The invention discloses a heat-resistant flame-retardant waterproof paint, and belongs to the technical field of paints. The heat-resistant flame-retardant waterproof paint is prepared from the following raw materials in parts by weight: 38 to 44 parts of a silicone-acrylate emulsion, 17 to 21 parts of a chloroethylene-vinyl chloride copolymer, 15 to 19 parts of quartz powder, 8 to 10 parts of poly-2,6-naphthalene dicarboxylate, 9 to 11 parts of organosilicone hydrophobic powder, 8 to 10 parts of Portland cement, 6 to 8 parts of aluminum oxide, 6 to 8 parts of epoxidized methyl acetorieinoleate, 1 to 5 parts of Texanol, 2 to 4 parts of sodium hexametaphosphate, 1 to 2 parts of hydroxyethyl cellulose, 1 to 3 parts of a defoamer, 0.5 to 1.5 parts of a water reducing agent, 0.5 to 1 part of an early strength agent and an appropriate amount of water. The invention also discloses a preparation method of the heat-resistant flame-retardant waterproof paint. The heat-resistant flame-retardant waterproof paint is high in adhesive ability, little in environmental protection pollution, good in waterproof effect and long in service life, and has excellent heat-resistant and flame-retardant capacities.

The invention relates to a composite reconstituted tobacco sheet, a forming device and a forming method thereof. The forming device comprises a conveying device and a left coating roller and a right coating roller disposed under the conveying device, a first tobacco slurry limiting feeding device is arranged on one side of the left coating roller, a second tobacco slurry limiting feeding device isarranged on one side of the right coating roller, peeling devices are arranged under the left coating roller and the right coating roller, and a fiber web is driven by the conveying device to pass through between the left coating roller and the right coating roller, and is subjected to roll compacting through the left coating roller and the right coating roller to form the ribbon-shaped compositereconstituted tobacco sheet covering the fiber web. The tobacco sheet produced by the method has high physical strength and toughness, uniform thickness and good resistance to processing, is not easily broken, and has good flammability and sufficient smoke flavors.

The invention relates to an outer package for a power storage device and the power storage device. The outer package body according to the present invention comprises a metal layer (2) and a thermoplastic resin layer (4) laminated on one surface of the metal layer (2). A part of one surface of the metal layer (2) is provided with a conductive portion (56) which is not covered by the thermoplastic resin layer. The above metal layer (2) can use (A) a metal foil which has been subjected to a plating treatment on at least one surface thereof, (B) a metal foil composed of clad materials or (D) a metal foil with a conductive coating layer containing a conductive agent and a binder laminated on at least one surface thereof.

The invention discloses a spongy dextromethorphan hydrobromide film agent with micro-pore and a preparation method of the film agent; the spongy dextromethorphan hydrobromide film agent with micro-pore comprises the following components: a dextromethorphan hydrobromide, a water-soluble polymer material, and a water-insoluble micro-powder dispersed in the water-soluble polymer material; the water-soluble polymer material is any two of HPMC (hydroxy propyl methyl cellulose), PVA (polyvinyl alcohol), HPC (hydroxy propyl cellulose), CMC-NA (sodium carboxyl methyl cellulose), PVP (polyvinyl pyrrolidone), sodium alginate or PEO (polyethylene oxide), and wherein one is a lower molecular weight water-soluble polymer material with molecular weight of 10, 000-200, 000 Dalton, the other one is a higher molecular weight water-soluble polymer material with molecular weight of 200, 000-10, 000, 000 Dalton. According to the invention, effects are very significant; films are dissolved fast through the lower molecular weight water-soluble polymer material, physical strength and toughness of films are ensured through the higher molecular weight water-soluble polymer material so as to realize the purpose of quick release and ensure strength of films.

The invention provides an electric energy storage device which is provided with a device body (60) and two external packaging members for accommodating the device body. Each external packaging member (50) is provided with metal foil layers (2,12) and hot-melt resin layers (4,14) which are laminated on one surface of the metal foil layer. One surface of the metal foil layer is partially provided with conductive parts (54,56) which are not covered by the hot-melt resin layer. The anode (61) of the device body is electrically connected with the conductive part (56) of one external packaging member. The cathode (62) of the device body is electrically connected with the conductive part (54) of the other external packaging member. At least one electrode (62) in the anode and the cathode is electrically connected through a state of contacting with the conductive part (54). On the condition that an internal pressure increases, the conductive part (54) in the contacting state is separated from the anode (62), thereby realizing switching off conduction.

The invention discloses a corrugated paper preparing process. The corrugated paper preparing process comprises the following steps of S1, raw material treatment including processing the raw materialsof wastepaper and wood fiber into pulp, S2, pulp mixing including uniformly mixing the wastepaper pulp and the wood fiber pulp, S3, dewatering including dewatering the mixed pulp to reach a mass concentration of 18-25%, S4, pulp grinding including grinding the dewatered pulp, and S5, manufacturing including preparing the ground pulp into a finished product, namely, corrugated paper. The inventionfurther discloses a device applied to the corrugated paper preparing process. The device comprises a dewatering device, a pulp grinding device, and a conveying device communicating the discharging port of the dewatering device and the feeding port of the pulp grinding device. The corrugated paper preparing process and device has the advantages of being convenient to operate, low in cost, good in major physical indexes of finished paper and the like.