56results about How to "Ease of large-scale industrialization" patented technology

The invention discloses a manufacturing method of a flexible high-light-trapping-property radial-junction heterojunction efficient crystalline silicon solar cell. The method comprises the following steps: (1) preparing a crystalline silicon chip of which the thickness is 80-500 microns and the resistivity is 0.1-1,000 ohm.cm for serving as a substrate; (2) making a solar cell front side structure or semi-finished product front side structure on the crystalline silicon substrate; (3) protecting the made front side structure, and thinning the substrate from the back side: making a protective layer of 100 nanometers to 100 microns on the made solar cell front side structure or semi-finished product front side structure or making a border on the back side at the same time for protecting, thinning the crystalline silicon substrate from the back side by 5-50 microns; removing the protective layer or removing the protective layer together with a back side border protective layer; (4) making a back side structure: depositing a heterojunction silicon-based passivation layer of 2-100 nanometers and a back side field of 2-50 nanometers on the back side. By adopting a heterojunction structure, the conversion efficiency, open-circuit voltage, short-circuit current and the like of the cell are increased greatly; since the crystalline silicon with excellent photoelectric performance is taken as an adsorption base region of a flexible cell, high conversion efficiency is ensured.

A method for using ganoderma lucidum liquid fermentation liquor to prepare feed and feed additive containing ganoderma lucidum active ingredient, pertains to the field of biofermentation and feed. The invention includes steps of: a. centrifugally separating the ganoderma lucidum liquid fermentation liquor at 5000 per-minute to obtain the ganoderma lucidum fermentation supernatant and ganoderma lucidum residues; b. adopting a rear spraying process to mixing the ganoderma lucidum fermentation supernatant with the feed in a proportionality of adding 0.5-1.5 ml of the supernatant in the feed for preparing feed containing ganoderma lucidum active ingredient; c. performing a second fermentation to the ganoderma lucidum residues for preparing the feed additive containing ganoderma lucidum activeingredient. The invention fully use the ganoderma lucidum fermentation liquor, has no waste water and waste slag discharge, simple steps, low cost, and easy large-scale industrialization. Products are rich in Ganoderma lucidum polysaccharides and ganoderma lucidum acid; have a balance immune system, and antibacterial, antiviral, anti-parasitic, anti-tumor, anti-radiation and the like extensive physiology activities, thereby largely improving the immune disease resistance, maintaining the animal intestinal health, and further improving the production performance and market efficiency of animals.

The invention discloses a vinylene carbonate-based lithium ion battery polymer electrolyte and a preparation method as well as application thereof in a room-temperature full-solid lithium ion battery. The vinylene carbonate-based lithium ion battery polymer electrolyte comprises vinylene carbonate or a copolymer of vinylene carbonate, lithium salt, a porous backing material and an additive, wherein the molecular weight of a vinylene carbonate-based polymer is 172-1*10<7> Da; the ionic conductivity of the vinylene carbonate-based polymer electrolyte is 1*10<-3>-1*10<-5>S / cm at 25 DEG C; the initial decomposition voltage range is 4.5-5.2 V vs.Li<+> / Li. The vinylene carbonate-based electrolyte is prepared by the in-situ polymerization method, so that the electrolyte has excellent interfacial compatibility with electrodes. The vinylene carbonate-based polymer electrolyte can be used in the room-temperature full-solid lithium ion battery; the vinylene carbonate-based polymer electrolyte is excellent in electrochemical oxidation reduction stability, and can be used in high voltage resistant polymer electrolyte materials. The invention further provides the preparation method of the vinylene carbonate-based lithium ion battery polymer electrolyte, and a lithium ion battery made of the electrolyte.

The invention provides a preparation method of high-purity spherical full-pore silica gel particles. The method is carried out according to the following steps of: hydrolyzing, polymerizing in advance, distilling, preparing a water phase, preparing an oil phase, synthesizing particles and grading. In the invention, ethyl orthosilicate is used as a raw material, silica sol with high concentration (which is greater than 90wt%) is obtained by hydrolyzing and polymerizing in advance under an acidic condition, and the yield is enhanced; the formula of emulsion is optimized through a method of emulsion polymerization by adopting a compounded surfactant, the stability of the emulsion and the monodispersity of liquid drops are enhanced, the agglomeration and the shape deformation of the particlesare avoided, and water is adopted as a reaction medium, which adapts to the requirement of environmental protection; in the preparation of the particles, a pore structure is naturally formed without burning organic components at high temperature to obtain a porous structure, which is simple, convenient and effective and protects the environment; the entire method has simple procedure, excellent repeatability and low cost; and the obtained material has high purity, good mechanical strength, uniform particle diameter, controllable size and narrow and controllable pore diameter distribution.

The invention relates to a method for preparing a high-purity tantalum target for electronic materials, which belongs to the field of powder metallurgy and semiconductor device manufacturing. The preparation method is to pulverize a high-purity tantalum block first, and then ball mill it to a particle size of 5-150 μm. Tantalum powder; after mixing the tantalum powder, install the mold, vibrate and compact; then put the mold into a high-temperature hot-press furnace, and press at 1500-1800°C; after sintering, cool to room temperature and release the furnace to obtain high-purity Green body of tantalum target, density 11.3‑14.5g / cm 3 . According to the requirements of the magnetron sputtering equipment, the green body is cut and processed, and the processed green body is welded to the corresponding back plate according to the user's requirements to obtain a high-purity tantalum target. The high-purity tantalum target prepared by the present invention can significantly reduce the technical difficulty of preparing the target by the traditional casting method, greatly improve the controllability of the process, and contribute to the improvement of the coating performance of later materials.

The invention relates to a ceramic pressure sensor chip capable of accurately correcting and adjusting the temperature drift error, a correcting and adjusting system and a correcting and adjusting method. An existing ceramic pressure sensor does not correct and adjust the temperature drift error conveniently, and the equipment and technology for industrialization correcting and adjusting are lacked. The ceramic pressure sensor chip comprises a chip body, a Wheatstone bridge circuit inside the chip body is connected with a combined temperature drift compensation resistor, the combined temperature drift compensation resistor comprises an correctable and adjustable resistor and a plurality of rough adjusting resistors, the two ends of each rough adjusting resistor are connected to two printed metal foil wires respectively, and the correctable and adjustable resistor is connected to one metal foil wire in series. The temperature drift correcting and adjusting system comprises a temperature drift sorting system and a temperature drift correcting and adjusting system. The invention further relates to the corresponding temperature drift correcting and adjusting method. The ceramic pressure sensor chip has the advantages of being simple in structure and capable of accurately correcting and adjusting the temperature drift error in an industrialization mode, the correcting and adjusting system and the correcting and adjusting method are scientific in design, high in efficiency, low in cost and suitable for being used by ceramic pressure sensor manufacturing enterprises.