14results about How to "Simple manufacturing process steps" patented technology

The utility model relates to a coating fixing device special for a coated anti-corrosion steel strand. The utility model discloses a coating fixing device special for a film-coated anti-corrosion steel strand. The coating fixing device is a split barrel, and three positioning holes are formed in the coating fixing device. The first positioning hole and the second positioning hole are both provided with walking positioners, the walking positioners are made of nylon materials, the diameter of the walking positioners is the same as that of the steel strand body, and bearing bases are arranged outside the walking positioners. The film-coated anti-corrosion steel strand produced by the special coating fixing device for the film-coated anti-corrosion steel strand disclosed by the utility model is anti-corrosion in all directions, wear-resistant and good in ductility, and can change along with the change of the steel strand.

The invention discloses a preparation method of a hydride-coated sulfide composite solid electrolyte based on mechanical grinding. The preparation method comprises the following steps: (1) mixing two solid electrolytes Li10GeP2S12 and LiBH4 to form a primary composite electrolyte; and (2) carrying out mechanical grinding on the composite electrolyte in a glove box under the protection of an argon atmosphere so as to form the composite solid electrolyte with LiBH4 coated with Li10GeP2S12. The invention also discloses the hydride-coated sulfide composite solid electrolyte prepared by the preparation method and an application of the hydride-coated sulfide composite solid electrolyte. According to the preparation method, the surfaces of sulfide particles can be effectively coated with the hydride, and the original electrochemical performance of the composite solid electrolyte is maintained to the greatest extent, so that the problems that the sulfide generates adverse side reaction with an electrode in the charging and discharging process and is easy to decompose under high voltage and the like can be greatly reduced; the assembled lithium metal symmetric battery and the all-solid-state lithium metal battery both show excellent electrochemical performance and relatively long cycle life.

The invention provides an organic fluorescent material and application thereof in preparation of a perovskite-crystalline silicon laminated solar cell, and the molecular formula of the organic fluorescent material is # imgabs0. In the preparation process of the perovskite-crystalline silicon laminated solar cell, the organic fluorescent material is added into a perovskite thin film precursor solution, and the perovskite thin film precursor solution is prepared into the perovskite thin film. According to the invention, the perovskite solution and the conversion material are prepared into a perovskite solution-conversion material compound solution, the perovskite solution-conversion material compound solution is used for coating a perovskite light absorption layer, the damage of ultraviolet light to perovskite can be avoided, the perovskite can also absorb emitted visible light and generate electricity, and the photoelectric conversion efficiency of the cell is improved; the light conversion film functional layer does not need to be additionally made, and the cell preparation process steps are simplified. In addition, the organic fluorescent material is used as an additive, crystal defects in the perovskite light absorption layer can be passivated, the quality of the perovskite thin film is improved, the service life of a carrier is prolonged, and the photoelectric conversion performance is improved.

The invention relates to a light-emitting diode, which comprises a plurality of point-shaped transparent conducting electrodes, a dielectric layer and an epitaxial composite layer, wherein the dielectric layer is arranged around each point-shaped transparent conducting electrode, and the epitaxial composite layer comprises a carbon-doped gallium arsenide epitaxial layer which is arranged on each point-shaped transparent conducting electrode and the dielectric layer and is electrically connected with each point-shaped transparent conducting electrode. According to the invention, the epitaxial structure of the light-emitting diode and the manufacturing process steps thereof can be simplified, the manufacturing process cost is reduced, the overall brightness of the light-emitting diode can be effectively improved, and the forward voltage can be reduced.

The invention relates to the technical field of fertilizer preparation, and particularly discloses a modified flotation phosphate tailing-based composite calcium magnesium phosphate fertilizer and a preparation method thereof, and the composite calcium magnesium phosphate fertilizer is prepared from modified flotation phosphate tailings, dolomite, limestone, an activator, a binder, a magnesium supplement conditioner and water. The flotation phosphate tailings are deeply modified by adopting a composite pretreatment liquid synergistic activation-gradient composite modification process, so that the effectiveness of nutrients such as phosphorus, calcium and magnesium in the flotation phosphate tailings and the environmental safety are remarkably improved; and through the raw material compounding design of calcium and magnesium source collaboration, gradient magnesium supplementation and conditioning synergism, quick-acting and long-acting collaborative supply of nutrients and a soil improvement function are realized. The flotation phosphate tailings are used as main raw materials, the technological process is simple, energy consumption is low, the prepared composite calcium magnesium phosphate fertilizer is balanced in nutrient, lasting in fertilizer efficiency and excellent in physical performance, and unification of solid waste recycling, product high value and production greenization is achieved.

The invention provides an isolation plate structure and an isolation plate structure manufacturing method. The isolation plate structure comprises an isolation plate main body and a busbar plate body, the busbar plate body is provided with an installation via hole, the isolation plate main body is provided with a containing groove, the busbar plate body is located in the containing groove, the installation via hole is communicated with the containing groove, the inner bottom wall of the containing groove is provided with a cylinder part in a protruding mode, and the cylinder part penetrates through the installation via hole and is connected with the busbar plate body in a sliding mode; the inner side wall of the containing groove is provided with a buckling part in a protruding mode, the buckling part abuts against the busbar plate body, and the busbar plate body is located below the buckling part so that the buckling part can clamp the busbar plate body into the containing groove. The isolation plate structure is low in manufacturing cost.

The invention relates to a light-emitting diode, which comprises a plurality of dotted conducting electrodes, a dielectric layer and an epitaxial composite layer. The dielectric layer is arranged around the point-shaped conducting electrodes, and the epitaxial composite layer is arranged on the point-shaped conducting electrodes and the dielectric layer. Each dotted conduction electrode comprises an ohmic contact metal layer and a carbon-doped gallium arsenide epitaxial layer. Wherein the carbon-doped gallium arsenide epitaxial layer is arranged on the ohmic contact metal layer and is electrically connected with the epitaxial composite layer. According to the invention, the epitaxial structure of the light-emitting diode and the manufacturing process steps thereof can be simplified, the manufacturing process cost is reduced, the overall brightness of the light-emitting diode is effectively improved, and the forward voltage is reduced.

The invention relates to a design method of a photomask pattern, a photomask and a manufacturing method of the photomask. The method comprises the following steps: designing a main pattern, wherein the extension direction of the main pattern is obliquely crossed with a first direction; a covering layer is formed, the covering layer covers the main pattern, and the covering layer is provided with a first edge extending in the first direction; generating an auxiliary pattern based on the first edge, wherein the auxiliary pattern is located on the outer side of the first edge and has a distance from the first edge; and outputting the main pattern and the auxiliary pattern to obtain a photomask pattern. According to the method provided by the invention, the forming precision of the photomask pattern can be effectively improved, and the preparation process steps of the photomask pattern can be simplified.

The present invention belongs to the technical field of ultra-high molecular weight polyethylene protective nets, and specifically relates to a material for ultra-high molecular weight polyethylene protective nets and its preparation process. The material for ultra-high molecular weight polyethylene protective nets consists of two parts: an inner layer base fiber and an outer attached coating; the inner layer base fiber is composed of ultra-high molecular weight polyethylene resin powder, vinyl-terminated hyperbranched polysiloxane, mercapto-functionalized graphene oxide nanosheets, photoinitiator, modified hindered amine light stabilizer and antioxidant; the outer attached coating is composed of vinyl-terminated fluorosilicone resin liquid, microcapsule antifouling agent with capsaicin as the core material, methylated nano-silica particles, hydrogen-containing silicone oil and platinum catalyst; the material for ultra-high molecular weight polyethylene protective nets prepared by the present invention has excellent weather resistance, antifouling property and mechanical properties.

The present application provides a kind of lightweight decorative part composite sheet hot press forming die, wherein, press includes the first part and the second part being set as openable and closeable, the first part and the second part define hot press station between, and can be heated and plane preheating press process to sheet in the hot press station, injection mold includes the third part and the fourth part being set as openable and closeable, the third part and the fourth part define the 3D forming station of sheet between, and can be executed injection molding process on the sheet in the 3D forming station, transmission system includes two flexible transmission parts and wheel with flexible transmission part transmission cooperation, two flexible transmission parts are set as can carry sheet;Wherein, the second part and the third part are assembled back to back, and two flexible transmission parts define circulating transmission path, and circulating transmission path surrounds the second part and the third part.The present application can simplify the manufacturing process steps of decorative part, improve product quality and reduce production cost.

The application belongs to the field of pharmaceutical chemistry, and particularly relates to an oxaliplatin prodrug and a preparation and application thereof. The structure of the oxaliplatin prodrug is specifically shown as formula (I). The oxaliplatin prodrug can be dissolved in physiological saline to form a nano preparation, which not only solves the instability problem of oxaliplatin in physiological saline, but also reduces the systemic toxicity of oxaliplatin, and achieves the effect of reducing toxicity and increasing efficiency. The oxaliplatin prodrug can be reduced in a reducing environment in tumor cells to release oxaliplatin to kill tumor cells, and achieve an antitumor effect superior to that of oxaliplatin. The synthesis method of the oxaliplatin prodrug and the preparation method of the nano preparation are simple and easy to implement, which are conducive to solving the poor stability problem of oxaliplatin in physiological saline, and are expected to realize clinical transformation.

The invention relates to the technical field of compound preparation, and provides a preparation method of a pentazocine intermediate isomer impurity, which comprises the following steps: reacting benzylamine with 2-(4-methoxyphenyl)-2-oxoacetaldehyde to obtain an imine intermediate; the imine intermediate and 2, 3-dimethyl-1, 3-butadiene are subjected to a cyclization reaction, and a ketone carbonyl intermediate is obtained; and reducing the keto-carbonyl intermediate with hydrazine hydrate to obtain the pentazocine intermediate isomer impurity. The process steps are simple and convenient, the yield is high, the product purity reaches 98.8%, and the blank of an undisclosed directional preparation process of the impurity is filled; compared with a traditional mode of separating and obtaining impurities from a liquid phase prepared from a reaction solution, the method has the advantages that the efficiency is higher, the cost is lower, the yield is stable, and the prepared impurities can be used as a pentazocine quality control reference substance and are more suitable for the quality control requirement of industrial production.

The present invention relates to the field of hydrogen storage technology in the field of hydrogen energy, and in particular to a non-welded metal hydride hydrogen storage device and a manufacturing method thereof. The device includes a tank body, a gas valve, a filter element, a tank body head, a porous stainless steel flow guide material, a hydrogen storage module and a supporting structure. The tank body includes a tube body, and the tube body is sent to the pier forming system by the manipulator on the shear head of the bimetallic composite contact pier press by an aluminum rod for two piers. The first pier press keeps the bimetallic wire segment coaxial, and the second pier press forms the aluminum rod into an integrally formed coverless cylinder; the top end of the tank body adopts a forward rotary wheel hot spinning closing process to obtain a semi-elliptical head, and then the semi-elliptical head is thickened and spun, and finally a circular hole forming spinning, surface flattening spinning and thread processing are performed, and the tank body head is connected to the gas valve in the form of a threaded connector. The device of the present invention has a simple structure, is easy to manufacture, and has good heat and mass transfer effects, and is suitable for large-scale industrial production.

This invention discloses a branched functional polypeptide, a photoelectrochemical biosensor for detecting cardiac troponin I, its preparation method, and its applications, belonging to the field of biosensor technology. The branched functional polypeptide provided by this invention includes a main chain and branched chains. The main chain is a recognition polypeptide capable of recognizing the target analyte, and the branched chains are antifouling polypeptides capable of resisting biocontamination. The photoelectrochemical biosensor for detecting cardiac troponin I provided by this invention includes a ZIS / PDA photoelectrode. The branched functional polypeptide is directly anchored to the ZIS / PDA photoelectrode. The detection of cardiac troponin I is achieved by utilizing the significant steric hindrance effect after cardiac troponin I specifically binds to the main chain, which hinders charge transfer in the photoelectrochemical biosensor and causes a change in the photocurrent signal. This invention improves both the specificity and sensitivity of target analyte detection, as well as the accuracy of detection.