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30results about How to "Component configuration is reasonable" patented technology

Cyclic type ternary lithium battery and preparation method of positive and negative electrodes

The invention discloses a cyclic type ternary lithium battery. The cyclic type ternary lithium battery comprises a positive electrode, a negative electrode, a conducting agent, a diaphragm and electrolyte, wherein the surface of the positive electrode is coated with positive slurry which is prepared from the following materials in percentage by weight in dry powder: 90-95% of ternary material, 2-6% of conducting agent and 3-6% of PVDF (Polyvinylidene Fluoride); the positive slurry is blended by using NMP (N-Methyl Pyrrolidone). The surface of the negative electrode is coated with negative slurry which is prepared from the following materials in percentage by weight in the dry powder: 89-95% of soft carbon and artificial graphite mixed material, 2.5-6% of conducting agent, 1.5-4.5% of CMC (carboxymethyl cellulose) and 1.5-3% of SBR (styrene butadiene rubber); the negative slurry is blended by using water. The invention also relates to a preparation method of the positive electrode and the negative electrode of the cyclic type ternary lithium battery. The product prepared by the invention not only has high cyclic times, but also is stable. Proved by the above, the product prepared bythe invention has good overcharge-preventing capability so as to ensure safe use.
Owner:JIANGSU FRONT NEW ENERGY +1

Oil-resistant low-pressure-change skeleton oil seal material for reciprocating dynamic sealing

The invention discloses an oil-resistant low-pressure-change skeleton oil seal material for reciprocating dynamic sealing, wherein the oil-resistant low-pressure-change skeleton oil seal material comprises, by weight, 220 parts of ethylene propylene diene monomer, 85 parts of silicone rubber, 60 parts of natural rubber, 45 parts of fluororubber, 35 parts of polyvinyl chloride resin, 15 parts of ultrahigh molecular weight polyethylene fiber, 9-13 parts of modified poly(propylene carbonate), 7-11 parts of ultrafine polytetrafluoroethylene powder, 1-5 parts of nanometer tungsten carbide, 3-7 parts of zinc acrylate, 1-5 parts of rock wool fiber, 3-7 parts of dimethyl phthalate, 1-5 parts of carbon steel fiber, 2-6 parts of benzyltriphenylphosphonium chloride, and other components. According tothe present invention, the oil-resistant low-pressure-change skeleton oil seal material has characteristics of reasonable matching of various component, good sealing property, low raw material cost,can meet the requirements of the existing oil seal on oil resistance and pressure resistance, and can expand the use range of the oil seal, and the oil seal has advantages of excellent high-temperature resistance, excellent fire resistance, excellent flame retardant property, excellent anti-drag property, excellent wear resistance and the like, and is suitable for wide promotion.
Owner:CHANGSHA JIAYI SEALS

Preparation methods of alcohol base liquid fuel and alcohol base liquid fuel additive

The invention discloses preparation method of an alcohol base liquid fuel and an alcohol base liquid fuel additive. The alcohol base liquid fuel additive comprises the following raw material components in parts by weight: 0.4-0.6 part of ferrocene, 0.4-0.6 part of light aromatic hydrocarbon, 0.4-0.6 part of methyl tertiary butyl ether, 0.4-0.6 part of tert-butyldimethylsilane, 0.2-0.5 part of simethicone, 0.9-1.1 parts of octane value conditioning agent and 0.9-1.1 parts of isomerization conditioning agent; and the alcohol base liquid fuel comprises the following raw material components in parts by weight: 65-75 parts of alcohol, 25-34 parts of crude benzene and 0.9-1.1 parts of the alcohol base liquid fuel additive. The alcohol base liquid fuel is simple in preparation method, low in investment, low in cost, free of corrosion, swelling property reaction or modification of an engine, high in octane value, good in combustion performance, high in power, long in storage period and high in using safety, the alcohol base liquid fuel can be extinguished with water, the acceleration is quick, the exhaust gas is odorless, the emission of harmful gas can be effectively reduced, the fuel has important strategic significance for national energy security, the application prospect is wide, and the alcohol base liquid fuel has better economic benefit, social benefit and ecological benefit.
Owner:苏志勇

Bogie applicable to urban rail transit engineering vehicle

The present invention provides a bogie applicable to an urban rail transit engineering vehicle. The bogie applicable to the urban rail transit engineering vehicle is characterized in that two rubber springs are obliquely installed on the both sides of a wheelset axle bearing housing at one end of a frame body, and axle gear boxes used for driving a wheelset are installed on the both sides of the middle of the frame body. Through the arrangement, engineering vehicles used for the maintenance of urban rail transits can steer flexibly along with a rail within the angle of the curve radius being 19m after being provided with the bogie for use.
Owner:HUBEI SHIRUIDA HEAVY ENG MACHINERY

Graphene composite material applied to haze prevention and preparation method thereof

The invention discloses a graphene composite material applied to haze prevention and a preparation method thereof. The graphene composite material comprises the following raw materials in parts by weight: 35 parts of graphene, 22 parts of organic silicon resin, 12 parts of diatom ooze, 55 parts of straws, 3-5 parts of zeolite powder, 8-10 parts of polylactic acid, 4-8 parts of diammonium hydrogenphosphate and 1-5 parts of sodium bicarbonate. The graphene composite material is reasonable in allocation of the ingredients, simple in preparation method and stable in chemical property, can be usedfor preventing haze and is good in haze prevention effect; the composite material prepared by the invention does not contain any heavy metal or chlorine and has the characteristics of having no toxicity or harm to human bodies and the environment, being convenient to use and the like.
Owner:NANJING XUYURUI MATERIAL TECH CO LTD

Pure alcohol-based diesel oil additive and method for efficient clean production of pure alcohol-based diesel oil

The invention discloses a pure alcohol-based diesel oil additive and a method for efficient clean production of the pure alcohol-based diesel oil. A pure alcohol-based diesel oil product can be prepared from, by weight, 500 parts of methyl alcohol and 7-9 parts of the pure alcohol-based diesel oil additive by reaction for less than half an hour under normal-temperature normal-pressure conditions without adding of diesel oil. The additive is prepared from xylene, diamyl iron, dimethicone, isooctane, n-heptane, dichloromethane, diethylene glycol butyl ether, isobutanol, alkyl hexanone, methylbenzene, acetone, nitryl octyl ester, diethyl phthalate, N-methyl phenyl alkane, sorbitan monolaurate, N,N-dimethylformamide, polyethylene glycol, polypropylene glycol, methyl isobutyl ketone, dimethyl carbonate and isoprene, wherein the materials are fed into an additive storage tank, circularly stirred once with a plastic rod and kept standing for 0.5h to obtain a product of the pure alcohol-baseddiesel oil additive. The pure alcohol-based diesel oil achieves efficacies of existing diesel oil and is thorough in combustion, free of carbon stains, available for water flushing or fire extinguishment, long in shelf life, safe and environmentally friendly.
Owner:苏日强

Coating film for positive and negative plate of high-rate lead-acid storage battery and preparation method

The invention discloses a coating film for a positive and negative plate of a high-rate lead-acid storage battery, wherein the coating film raw materials comprise glass fiber cotton, hydrophilic fibers, fumed silica and PET. The invention further provides a matched preparation method. The method comprises the following steps that the weighed raw materials are put into a dispersing machine in one time, and deionized water is added to prepare raw slurry with the concentration percent of 0.9% to 1.0%. The raw slurry is taken, and the raw slurry is diluted by adding the deionized water until the concentration is 0.2% to 0.6%; then the slurry is injected into a filter to obtain fine slurry, and the fine slurry is injected into a forming machine to form a wet-coating film; the wet-coating film is conveyed into a drying tunnel to be dried, and a compression roller rolling coating film is arranged at the outlet of the drying tunnel; and finally, the coating film is cut according to the sizes and shapes of the matched positive and negative plates. The preparation method disclosed by the invention is reasonable in component configuration, and simple and convenient in method; and the preparedcoating film is moderate in density and high in air permeability, so that the liquid storage capacity and the liquid absorption capacity are improved, and the high-rate performance of the positive electrode and the negative electrode of the lead-acid storage battery is remarkably improved.
Owner:SHUANGDENG GRP

Novel mine PVC (polyvinyl chloride) pipe formula ingredient

The invention discloses a new type of PVC pipe material formula component for mining. The new type PVC pipe material formula component for mine is prepared by combining the following raw materials in parts by weight: it includes PVC SG-5 90-100 parts, composite lead 1-100 parts 10 parts, 0.1-0.5 parts of stearic acid, 8-20 parts of polymer ester calcium, 1-10 parts of hexamethylphosphoric triamide, 1-2 parts of ACR 401, 8-10 parts of CPE, 6 parts of active light calcium ‑8 parts, rutile titanium dioxide or carbon black 4‑6 parts, polyethylene wax 0.1‑0.5 parts. The invention adopts a new type of mining PVC pipe material formula component, the component configuration is reasonable, and the use effect is good. The added hexamethylphosphoric triamide can not only greatly improve the anti-oxidation performance of the PVC pipe material, but also has a relatively low ratio. 1‑10 parts, less lead pollution in production, good processing fluidity, simple operation and cheap price.
Owner:徐州兴运塑材有限公司

A drug application device for wet wipes with the effect of preventing and treating allergic rhinitis

The invention discloses a device for applying allergic rhinitis preventive wet tissue, comprising a base, a wet tissue conveying mechanism, a liquid storage box, and a spray pipe; the wet tissue conveying mechanism comprises a first roll shaft, a second roll shaft and a conveyer belt, a heating pipe is disposed between the first roll shaft and the second roll shaft, the spray pipe is connected to the liquid storage box through a conveyer pump, Chinese medicine extract is stored in the liquid storage box, a heater is disposed at the bottom of the liquid storage box, a connection pipe between the spray pipe and the conveyer pump is provided with a constant pressure distributor, and the connection pipe upstream of the constant pressure distributor is connected to an air compressor through an air conveying pipe. The device has the advantages such as reasonable structural design, good convenience of application and good convenience of use, the device enables the Chinese medicine extract to be more evenly sprayed to the surface of wet tissue, the Chinese medicine extract is reasonable in composition and is a pure Chinese medicine preparation that is natural and nontoxic and is significantly effective in controlling allergic rhinitis.
Owner:旌德县万方日用品有限公司

Anti-collision material and method for preparing anti-collision bumper by applying anti-collision material

The invention relates to the technical field of new materials, in particular to an anti-collision material and a method for preparing an anti-collision bumper by applying the anti-collision material.The anti-collision material is prepared from, by weight, 100 parts of aluminium powder, 5 parts of tungstate, 5 parts of silicon carbide, 2 parts of iron ore powder, 1 part of silicotungstic acid, 0.5part of magnesium carbide, 0.5 part of a modified foaming agent, 2 parts of tungsten carbide, 3 parts of tantalum carbide, 2 parts of niobium carbide, 1 part of purple grit mud, 0.5 part of potassiumsilicate and 0.5 part of boron nitride. The anti-collision material is reasonable in component preparation and low in cost, the traditional preparation steps are reduced, the production cost is lowered, the foaming agent has the dual functions of thickening and foaming, the porosity of the material is increased, and the energy absorption effect is improved.
Owner:GUANGZHOU RUIBO PLASTIC HARDWARE PROD

Alloy material for valve-control type sealed storage battery positive electrode plate grid and product structure

The invention discloses an alloy material for a valve-control type sealed storage battery positive electrode plate grid. The alloy material comprises the following components based on mass percentage: 0.03-0.06% of Ca, 1.0-2.0% of Sn, 0.01-0.03% of Al and the balance of Pb. A positive electrode plate grid structure prepared from the lead-based alloy is a large-grid flat-panel-shaped membrane which consists of vertically and transversely-crossed ribs; the cross section of the ribs embedded in the positive electrode plate grid is at least hexagonal; and the line spacing between the ribs is 10-20mm. Through component design and structural design, the prepared material has better corrosion resistance; in addition, the effective sectional area of the cross sections of the ribs embedded in the positive electrode plate grid is larger than a rectangular effective sectional area in the same incircle; and in short, the positive electrode plate grid having thick and strong ribs and prepared from the alloy material prepared by the invention is high in rigidity, high in corrosion resistance, low in floating charge water loss in a high-temperature environment, and capable of prolonging the service life a matched battery.
Owner:SHUANGDENG GRP
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