53results about How to "Good skeleton" patented technology

The invention belongs to the technical field of inorganic nonmetallic material, and relates to an ecotypic sintering ceramic colored permeable brick and a production method thereof. The method is characterized by including using the waste ceramic particles as a basic skeleton material, using the coarse particle size gradation as an internal layer skeleton material, using the fine particle size gradation as a surface layer skeleton material, adding proper amount of colorless and colored clear glaze fine powder, organic binder CMC, and water, and preparing the qualified ecotypic sintering ceramic colored permeable brick by performing the technologies such as preparation of materials, mixing, aging, secondary material distribution and pressing, drying, sintering and testing. The production method disclosed by the invention is suitable for industrial production of the permeable brick, and the prepared permeable brick has high water permeability, high compressive strength, rich colors, and good practical durability, and is widely used for ground laying of the outdoor public places such as large parking lot, square and city road, and artistic landscape.

The invention discloses a nitrile rubber composite capable of improving mechanical property. With the adoption of the composite, the nitrile rubber composite with better mechanical property can be obtained, and can be used for a blowout preventer rubber seal product. The composite adopts the technical scheme that the composite takes nitrile rubber as a main material. The composite adopts a T-ZnOw tetrapod-like zinc oxide whisker and utilizes high strength and high modulus of a complete structure of the composite to improve a high molecule; a three-dimensional crystal form structure of the composite is dispersed in a matrix, so that a skeleton effect is exerted; a unique three-dimensional space structure allows a gripping force between the composite and the matrix to be greater, so that an improvement effect is more significant, and the tensile strength is improved significantly; and transverse and longitudinal tensile strength values are basically same, so that the mechanical property of a matrix material is improved isotropically, and the strength and the processability of the matrix are improved significantly.

The invention discloses a piece of high flame retardancy glass fiber air filtering paper which is prepared from alkali-free glass fiber cotton with the diameter being 7-9 micrometers, alkali-free glass fiber cotton with the diameter being 0.3-0.4 micrometer, and a binding material, wherein the mass ratio of the alkali-free glass fiber cotton with the diameter being 7-9 micrometers to the alkali-free glass fiber cotton with the diameter being 0.3-0.4 micrometer is 1:(3.8-4.2); the binding material is a mixture of acrylic emulsion and a halogen-free organic phosphate fire retardant. The invention further discloses a preparation method of the high flame retardancy glass fiber air filtering paper. The preparation method comprises the following steps of firstly, pulping to disperse the raw materials so as to obtain pulp, subsequently gluing wet paper, removing moisture in the wet paper, and finally drying so as to obtain a product. The glass fiber air filtering paper is smooth and uniform in surface, and good in flame retardant property.

The invention discloses carbon-Cu6Sn5 alloy negative electrode materials and a preparation method thereof. The carbon-Cu6Sn5 alloy negative electrode materials and the preparation method thereof combine carbon nanometer tubes and graphene into electrodes and add a Cu-CNTs connecting layer between active materials and current collectors. Therefore, cyclic perforce of an alloy negative electrode is improved greatly. The carbon-Cu6Sn5 alloy negative electrode materials and the preparation method thereof use copper foils as the current collectors (electroplating substrates). The copper foils are plated by a Cu-CNTs composite plating and a composite plating of stannum-carbon nanometer tubes or stannum- graphene or stannum-carbon nanometer tubes- graphenes in sequence, wherein the thickness of the Cu-CNTs composite plating is 1-5 micrometers and the thickness of the composite plating of the stannum-carbon nanometer tubes or the stannum- graphene or the stannum-carbon nanometer tubes- graphene is 1-4 micrometers. The carbon-Cu6Sn5 alloy negative electrode materials can be obtained finally through thermal treatments. First specific discharge capacity of lithium ion battery alloy cathodes prepared by the method can achieve 613 m AH /g and specific capacity attenuation of the lithium ion battery alloy cathodes is only 4%-6% after 100 cycles. The carbon-Cu6Sn5 alloy negative electrode materials and the preparation method thereof are simple in technique, good in prepared alloy cathode performance and suitable for large-scale industrial production.

The invention relates to a cefodizime sodium proliposome preparation and a preparation method thereof. The proliposome preparation comprises cefodizime sodium, egg yolk lecithin, cholesterol, antioxidant and supporting agent, wherein the cefodizime sodium proliposome preparation comprises the following components by weight portion: 1 to 20 portions of the cefodizime sodium, 5 to 50 portions of the egg yolk lecithin, 3 to 30 portions of the cholesterol, 0.5 to 20 portions of the antioxidant and 3 to 50 portions of the supporting agent.

The invention discloses putty for external wall spraying and a preparation method of putty. The putty contains the following raw materials in parts by weight: 260-320 parts of ash concrete, 250-300 parts of coarse whiting, 320-370 parts of snowflake white, 100-150 parts of talcum powder, 1-3 parts of lignocelluloses, 3-6 parts of cellulose ether, 6-10 parts of rubber powder, 2-4 parts of a water reducer, 2-4 parts of attapulgite and 2-4 parts of starch ether. The putty is prepared from multiple materials such as the rubber powder, the cement, a filler and an additive through compounding, is high in bonding strength and good flexibility and thixotropy, can adequately play roles of external wall leveling and decoration, has good thixotropy and flow resistance and does not flow, and the spraying construction can be realized.

The invention discloses a carbon nano tube-Sn-M alloy cathode material and a preparation method of the carbon nano tube-Sn-M alloy cathode material. According to the invention, carbon nano tubes (CNTs) are composited into an electrode; a CNTs-Cu connection layer is added between the active material and a current collector; and the advantages of multicomponent alloy are combined, so that the circulation property of the alloy cathode is greatly improved. According to the invention, copper foil is used as a current collector (electroplate substrate) to composite and electroplate a CNTs-Cu composite coating with the thickness of 1-5 micro and a thin tin (or tin alloy) film with a thickness of 1-4 micro in sequence; and finally the CNTs-Sn-M alloy cathode material is obtained by heat treatment. The lithium ion battery alloy cathode prepared by adopting the method has a specific discharge capacity of 500-800 mAh/g for the first time, and the specific capacity is only decayed by 2-5 percent after 100 times of circulation. According to the invention, the process is simple, the performance of the prepared alloy cathode is good, and the alloy cathode is suitable for performing large-scale industrialized production.

The invention discloses a preparation method of a multilayer structure battery cathode material containing a C3N4 composite material. By adopting the method, a complete carbon layer structure generates lots of defects and active sites which can better capture lithium ions so as to increase the lithium insertion quantity and improve the specific capacity of the cathode material; moreover, a rough-surface copper-plated aluminum foil is selected in structure and has the advantage of large specific surface area, and the relatively large specific surface area and a concave-convex structure can perfectly buffer the volume expansion in the charge/discharge process of tin; and meanwhile, the structure also can perfectly play a role of a skeleton, and the stress of volume expansion/shrinkage in the charge/discharge process is greatly buffered so as to improve the cycle performance of the aluminum/copper/tin/graphite multilayer structure cathode material.

The invention discloses a copper/tin/graphite multi-layer structure anode material for a lithium-ion battery and a preparation method of the copper/tin/graphite multi-layer structure anode material, and belongs to the field of anode materials for lithium-ion batteries. The method comprises the following steps: with coarse copper foil or porous copper foil as a base, sequentially platingone surface with tin and further coating the surface with graphite to obtain a two-layer film structure; and after the copper foil is electrolyzed, unoiled and activated, preparing a tin coating by a pulse jet method, coating the tin coating with a layer of graphite, and carrying out thermal treatment at 80-150 DEG C, so as to prepare the copper/tin/graphite multi-layer structure anode material. Compared with the prior art, the copper/tin/graphite multi-layer structure anode material has better cycle performance than a tin anode material, and a higher specific capacity than a graphite anode material; and meanwhile, the technological process is simple. Therefore, the application prospect is very wide.

The invention discloses a building high-strength grouting material. The building high-strength grouting material is prepared from, by weight, 44 parts of Portland cement, 33 parts of silver sand, 5 parts of fiber mixture, 4.5 parts of superfine slag powder, 2 parts of expanding agent, 1.5 parts of water reducing agent, 2 parts of defoaming agent, 3 parts of organic silicon microspheres, 4 parts ofglass beads and 1.2 parts of tetraethylenepentamine. The building high-strength grouting material is good in heat preservation and physical strength performance and high in compressive strength and breaking strength and has the high practical value and the good application prospect.

The invention relates to a knighthead for greenhouse frameworks and a processing device thereof and a preparation method, and the knighthead comprises a metal framework layer. The outer part of the metal framework layer is fixedly provided with a reinforced layer; the inner part of the metal framework layer is filled with a core body made of foamed material; the processing device comprises a stander, a power plant, the stander is provided with a stock tank, the power plant is provided with an output shaft, and the axis of the output shaft is positioned inside the stock tank. The preparation method is as follows: the metal framework layer is arranged inside the stock tank, sizing agent is poured inside the stock tank, glass fiber cloth is put inside the stock tank, the metal framework layer is rotated, the glass fiber cloth is coiled on the metal framework layer, a moving cart moves for coiling a PET film, scraps on the film are washed inside a water tank, the PET film is removed, a layer of unsaturated resin is coated on the outer layer so as to have more stable structure, lighter weight and more convenient installation. The winding way of the glass fiber cloth strengthens the intensity and toughness of the reinforced layer and has more corrosion resistance, and the surface resin and the reinforced layer do not easily scratch the film and have long service life.

The present invention discloses a preparation method of a waste heat recycling concrete and belongs to the technical field of concrete production; the preparation method comprises the following stepsof: mixing concrete raw materials; erecting a hollow prefabricated wall formwork; pre-treating skeleton reinforcements; assembling outer reinforcement meshes; pouring the mixed concrete into the hollow prefabricated wall formwork, and controlling pouring velocity; and static placing the hollow prefabricated wall formwork for heat preservation at certain temperature after thickening and solidifyinga concrete slurry in the hollow prefabricated wall formwork; through the preparation method, in a process of static placing the poured concrete slurry, internal temperature of the hollow prefabricated wall formwork can be increased and internal and external temperature differences of the hollow prefabricated wall formwork can be reduced, thereby reducing internal and external stress differences of the hollow prefabricated wall formwork during concrete solidification and avoiding cracks in the hollow prefabricated wall formwork, and improving use safety and construction quality of the hollow prefabricated wall formwork.

The invention discloses a preparation method of a copper-zinc catalyst. The preparation method comprises the following steps: (1) carrying out a parallel flow gelling reaction on a mixed solution A and a sodium metaaluminate solution to obtain a slurry I, and aging; (2) adding a mixed solution B and a sodium carbonate solution into the aged slurry I obtained in the step (1) in a dropwise and parallel flow manner, carrying out a gelling reaction to obtain a slurry II, and aging; and (3) carrying out solid-liquid separation on the material obtained in the step (2), and drying, roasting and molding the solid phase to obtain the catalyst, wherein the mixed solution A is an aqueous solution containing a soluble copper salt, a soluble zinc salt and an organic auxiliary agent, and the mixed solution B is an aqueous solution containing a soluble copper salt and a soluble aluminum salt. The catalyst prepared by the method has the advantages of uniform distribution of active metal copper, good synergistic effect, large number of active metal active centers, improved activity, improved selectivity, improved thermal stability and prolonged service life.

The invention relates to a drying device, and particularly relates to an anticorrosive unhusked rice drying device, comprising a shell, a drying chamber, a preheating chamber and an electric heating chamber, wherein a funnel feeding hole is formed in the top of the preheating chamber; the electric heating chamber can generate warm air; an anticorrosive layer is arranged on the inner wall of the shell; a columnar steel mesh with openings in the top and bottom is connected to the lower side of the feeding hole; absorbent cloth is sleeved with the columnar steel mesh; a plurality of material spray ports are formed below the columnar steel mesh. Due to the adoption of the technical scheme, the anticorrosive rice drying device disclosed by the invention is not easy to corrode, and unhusked rice pollution is prevented.

The invention discloses an attapulgite-based iron oxide red composite pigment and a preparation method thereof, wherein the attapulgite-based iron oxide red composite pigment comprises the following raw materials in percentage by mass: 0.02%-0.4% of a dispersant, 0.2%-1% of an antifoaming agent, 5%-10% of iron oxide red, 0.5%-10% of attapulgite, and the balance being deionized water. The pigment with better color performance and stability is obtained by controlling the ratio of the attapulgite to the iron oxide red, the content of the dispersant, the dispersing and grinding rate and other conditions. The preparation method of the composite pigment provided by the invention can effectively improve the dispersity and uniformity of the iron oxide red pigment, has the advantages of excellent pigment performance, simple method, simple operation and the like, and provides a more efficient, environment-friendly and convenient method for producing the iron oxide red composite pigment.