73results about How to "Should not fall off" patented technology

A foam lithium cathode of a lithium metal secondary battery and a method for preparing the same relate to a lithium metal secondary battery cathode and a method for preparing the same. The present invention solves the problems that the prior lithium metal secondary battery cathode material with lithium foil metal as the main material has poor cyclicity and safety. The foam lithium cathode consists of a foam metal substrate and a lithium deposit layer deposited on the surface of the foam metal substrate. The preparation method comprises the following procedures: the surface of the foam metal substrate is treated and then lithium is electrodeposited or plated lithium is vaporized. With the foam lithium material as the cathode of the lithium metal secondary battery, the real area of the cathode is large and the real current density of charge and discharge is small; no dendritic crystal and no dead lithium are produced easily; in a three-dimensional foam structure, the dendritic crystal grows in the inner side of the foam, thereby reducing the occurrence of short circuit and improving the safety and the cyclicity of the lithium metal secondary battery.

The invention discloses a high-wear-resistance and low-flash-point anti-glare film and a preparation method thereof. The preparation method comprises the steps that S1, mixing the following componentsby weight percentage: 15%-70% of an acrylate prepolymer, 5%-40% of an acrylate monomer, 0.5%-10% of anti-glare particles, 1%-6% of a photoinitiator, 0.1%-0.5% of a dispersing agent, 0.1%-0.5% of a leveling agent, 0.1%-0.6% of a fluorine-containing auxiliary agent, and 20%-75% of a solvent; and S2, coating a base material with the anti-dazzle coating liquid, baking and drying, and carrying out UVcuring to obtain the anti-glare film with high wear resistance and low flash point. The anti-glare film provided by the invention has excellent properties of low flash point and high definition, and also has excellent wear resistance.

The invention discloses a macromolecule-based resistance type humidity sensing element and a preparation method thereof, belonging to the technical field of humidity sensing elements and preparation. The macromolecule-based resistance type humidity sensing element of a humidity sensing macromolecule cross linkage film, which is based on in situ preparation, is obtained by the steps of dissolving a certain amount of poly-sulfhydryl compound, poly-alkenyl compound and alkenyl compound containing a polar group and a photocatalyst by using an organic solvent to obtain a mixture, dropwise coating and dipcoating a substrate printed with an interdigital electrode with the mixture, and triggering and clicking polymerization reaction due to the irradiation of ultraviolet light. A polymer humidity sensing film can be prepared on different substrates and electrodes, humidity sensing type polymers with stable structures can be directly prepared on the substrates, and meanwhile, the prepared humidity sensing element has good humidity sensing characteristic and stability in the whole relative humidity range. The method is simple and reliable, and the batch production of the humidity sensing elements with high performance can be realized.

The invention relates to a hydrotalcite film catalyst used in alcohol oxidization reaction to compose aldehyde or ketone. Wherein, it uses NH3 .H2O as deposit agent, uses ammonia-ammonium nitrate buffer solution to control pH value, controls the ionization balance and coordination balance, and supplies anode alumina layer to supply aluminum resource, to make LDHs into core and grow on substrate, to obtain LDHs film catalyst whose substrate is aluminum anode alumina. The invention can increase the contact area between reactant and catalyst active component, reduces pressure, accelerates disperse, to disperse LDHs uniformly in the anode oxide surface of aluminum plate, combined with substrate.

The invention discloses an anti-glare film with high wear resistance and a low flash point. The anti-glare film comprises a base material, and a first anti-glare coating, a second anti-glare coating and a third anti-glare coating which are sequentially coated on the base material; the first anti-glare coating, the second anti-glare coating and the third anti-glare coating respectively contain first anti-glare particles, second anti-glare particles and third anti-glare particles, the particle sizes of the first anti-glare particles, the second anti-glare particles and the third anti-glare particles are sequentially increased, the particle size difference of the first anti-glare particles and the second anti-glare particles is 0.5-5 [mu]m, the particle size difference between the second anti-glare particles and the third anti-glare particles is 1-7 [mu]m; and the first anti-glare particles, the second anti-glare particles and the third anti-glare particles are all organic particles, andthe refractive index difference between the first anti-glare particles, the second anti-glare particles and the resin in the corresponding coatings is less than 0.1. The anti-glare film provided by the invention has excellent properties of low flash point and high definition, and also has excellent wear resistance.

The invention relates to crushing equipment arranged in a sintering machine in an iron and steel plant, and particularly relates to a wear-resisting and high temperature-resisting grate for a crusher. The grate comprises structures as follows: a groove is formed in an adaptive position of a grate body; vertical ribs matched with the groove in shape are arranged in the horizontal middle part of the groove; partition ribbed plates are respectively longitudinally arranged in a staggered manner inside two areas divided by the vertical ribs; each area surrounded by the vertical ribs and the partition ribbed plates is at least provided with a layer of horizontal plates in a manner of being vertical to the partition ribbed plates; and a grid area formed by the vertical ribs, the partition ribbed plates and the horizontal plates is filled with wear-resisting alloy. The grate disclosed by the invention is a grate for the crusher, which is convenient to maintain, low in production cost and long in service life and also has good high temperature resistance and wear resistance.

The invention belongs to the technical field of substation equipment and particularly relates to a low temperature resistant prefabricated cable. The low temperature resistant prefabricated cable is characterized in that a main cable is crimped by one end of a cable aviation plug through a sealing crimping tube, and the cable aviation plug is internally integrated with a cable and a gold-plated cable female insertion core; a prefabricated cable socket end is internally integrated with a cable branch and a branch male insertion core and is filled with insulating sealant; the cable aviation plugis plugged into the prefabricated cable socket end, cable connection is completed through the main cable and the cable branch, and external electrical equipment is connected through the prefabricatedcable branch. The low temperature resistant prefabricated cable has advantages of simple structure, reasonable design, plug and play and convenient and quick properties. Tensile strength of the cablebranch and the socket end and sealing performance of the branch and the socket end can be improved; condensation in the socket is avoided, and a ground wire sheath is prevented from freezing and cracking; a ground wire is secure and is not easy to shed, sealing performance and insulation property are stronger, cables are easy to distinguish and find out, difficulty of on-site construction is reduced, the process of stripping is eliminated, and the on-site construction cycle is shortened.

The invention relates to a slow release long-acting rasagiline transdermal patch with high bioavailability and a preparation method thereof. The patch is characterized in that effective amount of rasagiline and a substrate are contained, wherein the concentration of rasagiline is in the range of 0.1 mg/cm2 - 2 mg/cm2, every patch contains 1 mg - 10 mg of rasagiline, and the substrate contains one or more than two kinds of the following substances: acrylic polymers containing no carboxylic group and silicone polymers with silanol groups capped by alkyls. The time of maximum plasma drug concentration of the patch is prolonged to be 5 times or more that of oral tablets, and the bioavailability of the patch is 130 percent or more of that of oral tablets. The patch in the invention can be applied to effectively inhibit monoamine oxidase B (MAOB) for at least 3 days, in addition, the preparation method is simple and suitable for industrial production.

The invention discloses a welding wire, a preparation method thereof and a method for reinforcing the hot-working die material surface by using the welding wire. The welding wire comprises, by mass, 85.2-89% of iron elements, 5.71-6.98% of chromium elements, 0.86-1.52% of carbon elements, 1.16-1.63% of manganese elements, 0.56-0.84% of vanadium elements, 0.55-1.0% of niobium elements, 1.39-1.63% of molybdenum elements, 0.5-1.1% of silicon elements and 0.08-0.1% of nitrogen elements. Through the improvement on the predesigned components and proportion of the welding wire, especially components and proportion of alloy powder forming a welding wire drawing material, the welding wire is particularly applicable to reinforcement of the hot-working die material working surface, and the high-temperature working performance of the hot-working die surface is improved.

The invention relates to the technical field of water recycling and provides a building reclaimed water recycling system. The building reclaimed water recycling system comprises a water storage tank, a closestool, a water inlet pipe, a braided pipe I, a braided pipe II, a sewage discharging pipe, an overflow pipe, reclaimed water pipes and a filtering device, wherein the water inlet pipe is connected with the reclaimed water pipe at the upper floor, the tail end of the water inlet pipe is connected with the top end of one side of the water storage tank, one filtering device is arranged inside the water storage tank and is arranged below the tail end of the water inlet pipe, the overflow pipe is additionally arranged below one side, close to the filtering device, of the water storage tank, the side end of the overflow pipe is connected with the reclaimed water pipe at the floor; the closestool comprises a closestool water tank and an excrement tank, an internal thread straight joint is arranged at the bottom end of the water storage tank, a three-way pipeline is arranged at a water inlet of the closestool water tank, the internal thread straight joint is connected with one opening of the three-way pipeline by virtue of the braided pipe I, the braided pipe II is connected with the other opening of the three-way pipeline, an on-off valve is arranged on each of the braided pipe I and the braided pipe II, and a water outlet of the excrement tank is connected with the sewage discharging pipe.

The purpose of the present invention is to provide a multi-functional clamp. The problem needing to be resolved is that the background technology cannot be flexibly applied and cannot achieve multiple functions, basically only having one function. The technical scheme adopted to resolve the technical problem is as follows: the multi-functional clamp is provided with the main body of a clamping head, a left clamping block and a right clamping block, and through a synchronizing pin, the two clamping blocks can synchronously move; the two clamping blocks can slide downwards from the upper part of the main body of the clamping head, and the synchronizing pin can slide in a positioning groove on the main body of the clamping head, so that the clamping blocks cannot be deviated; the lower end of the positioning groove is provided with a positioning screw to ensure that the synchronizing pin cannot slide out; pulled by pull springs, the sliding clamping blocks can automatically return to the upper part of the main body of the clamping head in order to strain an object such as a rope and a wire; the pull springs are positioned and fixed on the back of the clamping head by pull springs and fixed by a pull spring-pressing sheet, a pull spring-protecting cover protects the pull springs, and a certain stretching space is arranged for the pull springs; the pull spring-pressing sheet and the pull spring-protecting cover are fixed on the main body of the clamping head by screws; the lower end of the main body of the clamping head is provided with a connecting screw and a snap spring, which can be connected with various rope-tightening devices and other binding devices. By adopting the technical scheme, the multi-functional clamp does not need to be operated by multiple persons, so operation is simple and convenient, and moreover, the multi-functional clamp, which is applicable to various ropes, wires, etc.

The invention provides a bamboo raft texture forming device. The bamboo raft texture forming device comprises a plurality of bamboo texture modules, a template, a first connecting piece, a wood handleand a second connecting piece, the ends, away from a hook surface, of the bamboo texture modules are fixedly arranged on the template through the first connecting piece, and the wood handle is connected to the back surface of the template through the second connecting piece. The invention further provides a using method of the bamboo raft texture forming device. According the using environment, different color effects can be manufactured, the construction problem of a simulated bamboo modeling wall is solved, plastering and modeling are molded at a time, the three-dimensional effect is good,the model is realistic, durable service is achieved, and color fading and falling are prone to appearing. By comparing the wall of the bamboo raft texture forming device with a drawing wall, putty repairing layers and coating layers are eliminated, the construction speed is high, and the cost is low; and compared with a bamboo raft inlaid wall, bamboo wood is greatly saved, the later maintenance cost is eliminated, colors are richer, large-area construction can be achieved, and the using range is wide.

The invention discloses a new type of multi-layer foot patch, which comprises a body and a drug layer. The center of the inner surface of the body is provided with a middle drug layer, the inner surface of the body is provided with another ring-shaped drug layer, and the inner surface of the body is provided with an adhesive layer. Its structural design is reasonable and simple, it is convenient to use, has a multi-layer structure, has good efficacy, and its adhesion is firm and should not fall off.