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35results about How to "Facilitate large-scale commercial production" patented technology

Degradable plastic composition as well as preparation method and application thereof

The invention discloses a degradable plastic composition as well as a preparation method and application thereof. The degradable plastic composition comprises the following components in parts by weight: 70-99 parts of at least two degradable resins, 0-6 parts of a toughening agent, 0.5-5 parts of a compatilizer, 0.05-3 parts of a chain extender, 0.05-5 parts of an anti-hydrolysis agent, 0.05-5 parts of a nucleating agent and 0.05-3 parts of a slipping agent. By matching two or more degradable resins, the problem of poor toughness or rigidity of the existing single degradable resin is solved,so that the product has excellent comprehensive mechanical properties, excellent rigidity and toughness, high impact property, high nominal strain at break and higher flexural modulus and tensile strength.
Owner:联泓(江苏)新材料研究院有限公司

Hydrophilic antistatic polypropylene composition and preparation method and application thereof

The invention discloses a hydrophilic antistatic polypropylene composition and a preparation method and application thereof. The composition is prepared from the following components in parts by weight: 30-75 parts of polypropylene, 0.5-15 parts of compatilizer, 2-25 parts of hydrophilic accelerant and 5-70 parts of hydrophilic agent, wherein the hydrophilic agent comprises a non-ionic surface active agent and an anionic surface active agent. The composition also includes optionally a dispersant, a lubricant, and an antioxidant. The obtained hydrophilic antistatic material can be used as a master batch to be directly added into polypropylene resin for melt spinning, the obtained polypropylene non-woven fabric is good in hydrophilic performance, capable of absorbing multiple times of wateramount of the non-woven fabric and short in penetration time, and good hydrophilicity can still be kept after multiple times of scouring, and the material has scouring resistance and durable hydrophilic effects. The product prepared by the method also has an excellent antistatic effect and is simple in preparation process and low in cost and is beneficial to large-scale commercial production.
Owner:联泓(江苏)新材料研究院有限公司 +1

Processing method of spicy vegetarian meat

The invention relates to a processing method of spicy vegetarian meat. The processing method is completed by the eight steps of re-watering, freezing, unfreezing, preparing a curing material, curing, frying, preparing ingredients and mixing; the processing method has the beneficial effects that protein meat is tumbled and cured by seasonings specially made by Tujia, and is mixed with the seasonings specially made by Tujia for seasoning after being slightly fried, so that the prepared soybean vegetarian meat is bright red and uniform in color, and is thoroughly spicy and delicious since the seasonings go deep into the inner layer of the vegetarian meat; a plant additive is only used in the whole process, and can be used for seasoning and prolonging the shelf life, so that the aim of using the same quality guaranteeing additive can be achieved; the spicy vegetarian meat is a popular food, is ready-to-eat, and is convenient in large-scale commercial production.
Owner:重庆绿牧食品有限责任公司

Process of preparing 3-trifluoromethyl benzoic acid

The process of preparing 3-trifluoromethyl benzoic acid includes the following steps: preparing meta-bis(trichloro methylbenzene) through the reaction of metaxylene and chlorine in meta-bis(trichloro methylbenzene) solvent under the action of initiator or photoinitiator; preparing meta-trichloromethyl trifloromethyl benzene through the fluoridation of meta-bis(trichloro methylbenzene) and hydrogen fluoride in the presence of catalyst, and preparing 3-trifluoromethyl benzoic acid through the hydrolysis reaction of meta-trichloromethyl trifloromethyl benzene in the presence of zinc-containing catalyst and water.
Owner:SHANGHAI CHEMSPEC CORP

Ti<3+>/Ti<4+> mixed-valence lithium titanate negative electrode material doped with iron element and preparation of negative electrode material

The invention relates and provides a Ti<3+> / Ti<4+> mixed-valence lithium titanate negative electrode material doped with an iron element and a preparation of the negative electrode material. The chemical formula of the negative electrode material is Li<4>Ti<5-x>Fe<x>O<12-y>, wherein x is more than 0 but less than 1, and y is more than 0.01 but less than 0.5. A solid phase synthesis method is adopted, iron powder is taken as a reducing agent and a doping agent, the Ti<3+> / Ti<4+> mixed-valence lithium titanate negative electrode material doped with iron ions is prepared by a one-step solid phase method under the protection of an inertia gas, and a part of Ti<4+> is reduced to Ti<3+> by the reducing agent. The conductivity of an electrode is improved due to mixed valence generated by spinelle material lithium titanate, thus, the charge impedance is reduced, and the polarization of the electrode is reduced.
Owner:GUANGZHOU INST OF ENERGY CONVERSION - CHINESE ACAD OF SCI +1

Process for the optical resolution and recycling of tomoxetine

The present invention provides a process for the optical resolution of racemic tomoxetine under reaction conditions that improve reaction yields and optical purity. The invention also provides an epimerization process for the (S)-(+) enantiomer. The invention further provides the conversion of the enantiomer obtained from the optical resolution into atomoxetine or a pharmaceutically acceptable salt thereof.
Owner:TEVA PHARMA FINE CHEMI

Transparent permanent antistatic PMMA material and preparation method and application thereof

ActiveCN109627656APermanent antistatic effectMigration resistantAntistatic agentPolymer science
The invention belongs to the technical field of macromolecule materials, and discloses a transparent permanent antistatic PMMA material and a preparation method and application thereof. The material is prepared from, by weight, 50-110 parts of PMMA, 2-45 parts of an antistatic agent, 0-8 parts of a flexibilizer, 0-1 part of a stabilizer and 0.1-1 part of an antioxygen. The prepared transparent permanent antistatic PMMA material has the advantages that preparation is simple, forming and processing performance is good, and the material can be adopted for preparing dust-proof and antistatic workpieces or packing materials through processing forming modes of injection molding, curtain coating and the like.
Owner:联泓(江苏)新材料研究院有限公司

Magnesium-doped titanium dioxide based perovskite solar cell and preparation method thereof

The invention belongs to the micro-nano manufacturing related technical fields and discloses a magnesium-doped titanium dioxide based perovskite solar cell and a preparation method thereof. The methodincludes steps: (1) cleaning a conductive substrate; (2) adopting a water bath method for deposition of a rutile-phase magnesium-doped titanium dioxide film on the conductive substrate, and annealingat 100-120 DEG C to form a photo-anode; (4) performing spin coating of perovskite precursor solution on the surface of the photo-anode to obtain a photo-absorption layer; (5) performing evaporation of a copper phthalocyanine layer on the surface of the photo-absorption layer to form a hole transport layer; (6) adopting a silk-screen printing commercial carbon blade for film formation to form a carbon counter electrode layer on the hole transport layer. Production cost is reduced, cell performances and stability are remarkably improved, and large-scale commercial cell production is benefited.
Owner:HUAZHONG UNIV OF SCI & TECH

A kind of processing method of barbecue vegetarian meat

ActiveCN104430939BThe color is burnt yellow and ruddyChewy and longCheese manufactureFood scienceBiotechnologyVANILLA FLAVORING
A processing method for barbecue vegetarian meat, which is completed by ten steps including rehydration, freezing, thawing, preparation of marinade, pickling, spreading and sieving, baking, re-baking, preparation of ingredients, and seasoning. The beneficial effect is to use The protein meat is rolled and marinated with Tujia's special seasoning, and then grilled repeatedly with Tujia's special seasoning, and then seasoned with seasoning. The color of the soybean vegetarian meat produced in this way is browned and ruddy, and the seasoning penetrates deep into the inner layer. Spicy and strong, with a long chewing taste; only plant additives are used in the whole process, which not only achieves the purpose of seasoning, but also prolongs the shelf life, achieving the same purpose of using quality-preserving additives; it is a popular product that can be eaten after opening the bag, which is convenient for large-scale commercial production.
Owner:广西诚杨食品有限公司

Method for processing barbecued meat analogue

ActiveCN104430939AThe color is burnt yellow and ruddyChewy and longCheese manufactureFood preparationCooking & bakingAdditive ingredient
The invention discloses a method for processing a barbecued meat analogue. The method is finished by the following ten steps: rehydrating, freezing, unfreezing, preparing pickling materials, pickling, screening, baking, rebaking, preparing ingredients and stirring. The method has the beneficial effects that protein meat is rolled and pickled by adopting special seasoners of the Tujia nationality, is repeatedly barbecued by adopting special seasoners of the Tujia nationality, and is stirred and seasoned, so that the prepared soybean meat analogue is brown and rosy in color and luster, spicy and chewy, and lasting in taste; the seasoners penetrate into the inner layer; only plant additives are required in the whole process, so that the target of seasoning is achieved; the expiration date can be prolonged; the target the same as that of using a quality guarantee additive is achieved; the barbecued meat analogue is a popular product and can be immediately eaten after being opened; and large-scale commercial production is facilitated.
Owner:广西诚杨食品有限公司

Long-service-life broadband multiplication type organic photoelectric detector and preparation method thereof

The invention discloses a long-service-life broadband multiplication type organic photoelectric detector. The organic photoelectric detector adopts a reversed structure which is formed by a transparent substrate, a transparent negative electrode, a negative electrode modification layer, an active layer, a positive electrode modification layer, a metal positive electrode and a packaging layer in asequentially stacked mode. According to the organic photoelectric detector, broadband light detection can be realized, and the photoelectric multiplication response is also achieved; relatively strongweak light detection capability and better interface stability are realized; and experiments prove that the organic photoelectric detector has a long service life, and after being stored for 240 hours, the initial detection rate of 80% or above still can be kept.
Owner:SUZHOU INST OF NANO TECH & NANO BIONICS CHINESE ACEDEMY OF SCI +1

Light emitting display of multisurface combination single gate control double positive and negative semi-circle long edge cathode structure

The invention relates to a light emitting display of multisurface combination single gate control double positive and negative semi-circle long edge cathode structure. The light emitting display comprises a vacuum chamber composed of an upper flat anti-pressure glass plate, a lower flat anti-pressure glass plate and a transparent glass frame, a transparent square anode layer, a silver anode extension layer connected with the transparent square anode layer and a luminous layer prepared on the transparent square anode layer are arranged on the upper flat anti-pressure glass plate, the multisurface combination single gate control double positive and negative semi-circle long edge cathode structure is arranged on the lower flat anti-pressure glass plate, and a getter and black support wall ancillary components are arranged in the vacuum chamber. The light emitting display of the multisurface combination single gate control double positive and negative semi-circle long edge cathode structure has the advantages that the production process is stable and reliable, the production cost is low, the glow brightness is high, and the adjustability of display gray scales is good.
Owner:重庆高新技术产业研究院有限责任公司

Ultraviolet photoelectric detector and preparation method thereof

The invention belongs to the related technical field of micro-nano manufacturing, and discloses an ultraviolet photoelectric detector and a preparation method thereof. The preparation method comprisesthe following steps: (1) preparing an electrode layer on a silicon substrate with a silicon nitride insulating layer through employing a photoetching overlay technology and an evaporation coating technology; (2) preparing an ultraviolet detection thin film on the electrode layer, wherein the ultraviolet detection thin film is an Mn-doped CsPbBr3xCl3(1-x) ultraviolet detection thin film and is formed by sequentially evaporating a PbCl2 layer, a CsBr layer, a CsCl layer and a MnCl2 layer on the electrode layer, and x ranges from 0.05 to 0.1; (3) preparing a packaging protection layer on the ultraviolet detection film in a dispensing manner so as to package the ultraviolet detection film, thereby obtaining the ultraviolet photoelectric detector. According to the invention, the detector is lower in cost and easier to obtain, the preparation process is simpler, the light absorption coefficient is higher, the carrier transmission is faster, and the applicability is stronger.
Owner:HUAZHONG UNIV OF SCI & TECH

Metal hydroxide hydrothermal C-composite OER material prepared by using hydrothermal method

PendingCN113718289AGive full play to the surface adsorptionLow costElectrodesPtru catalystPhysical chemistry
The invention provides a metal hydroxide hydrothermal C-composite OER material prepared by using a hydrothermal method, and relates to the technical field of electrochemical catalysts. A preparation method of the metal hydroxide hydrothermal C-composite OER material comprises the following steps: S1, solution preparation; S2, a hydrothermal reaction; S3, product treatment; and S4, final preparation. According to the invention, metal hydroxide is selected to be combined with hydrothermal carbon; metal transition hydroxide is an excellent OER electrochemical active catalyst, and due to the fact that metal transition hydroxide has low cost, high efficiency, good catalytic performance and high stability, the surface adsorption effect of the hydrothermal carbon can be brought into full play, a hydrothermal carbon crystal form prepared from glucose treated by the hydrothermal method is not damaged, a carbon material is partially graphitized, final OER performance is also good, and stability can be kept for 8 hours or more; and moreover, the yield of the finally prepared powder material is also very high, subsequent large-scale commercial production is better facilitated, and the method is worthy of vigorous popularization.
Owner:江西八六三实业有限公司

High-efficiency low-consumption rolled rare earth aluminum alloy and preparation method thereof

The invention relates to a high-efficiency low-consumption rolled rare earth aluminum alloy and a preparation method thereof, and belongs to the field of rare earth aluminum alloy manufacturing. The high-efficiency low-consumption rolled rare earth aluminum alloy comprises the following substances of, by mass percentage, 0.8%-2.0% of Mn, 0.3%-0.8% of Er, 0.2%-0.5% of Zr, and the balance Al and impurities. According to the high-efficiency low-consumption rolled rare earth aluminum alloy and the preparation method thereof, common Al and Mn are combined for use, meanwhile, Er and Zr are introduced through a mode that Al-Er intermediate alloy and Al-Zr intermediate alloy are added to serve as raw materials, dynamic recrystallization of an aluminum matrix is strongly stimulated, the rolling deformation capacity of the alloy is remarkably improved, meanwhile, conventional smelting and forming are adopted, homogenization treatment and hot rolling treatment are adopted, the total content of Erand Zr is smaller than 8%, the high-efficiency low-consumption rolled rare earth aluminum alloy and the preparation method thereof have the advantages of being low in production cost, high in production efficiency, easy to operate and the like, and large-scale commercial production is facilitated.
Owner:SHANDONG NANSHAN ALUMINUM

Foam metal electrode with high catalyst utilization rate and for direct alcohol fuel cell and preparation method of foam metal electrode

The invention provides a foam metal electrode with a high catalyst utilization rate and for a direct alcohol fuel cell and a preparation method of the foam metal electrode. The preparation method comprises the following steps: firstly, soaking foam metal in an organic solvent for 10-60 minutes, taking out the foam metal, soaking the foam metal in a mixed acid solution for 10-120 seconds, and washing the foam metal with deionized water; and finally, soaking the foam metal treated by mixed acid in a catalyst precursor solution, and conducting drying to obtain the foam metal electrode. The preparation method of the electrode has the advantages of simple manufacturing process, low cost and high catalyst utilization rate.
Owner:JIANGSU UNIV

A kind of ultraviolet photodetector and preparation method thereof

The invention belongs to the related technical field of micro-nano manufacturing, and discloses an ultraviolet photoelectric detector and a preparation method thereof. The preparation method comprisesthe following steps: (1) preparing an electrode layer on a silicon substrate with a silicon nitride insulating layer through employing a photoetching overlay technology and an evaporation coating technology; (2) preparing an ultraviolet detection thin film on the electrode layer, wherein the ultraviolet detection thin film is an Mn-doped CsPbBr3xCl3(1-x) ultraviolet detection thin film and is formed by sequentially evaporating a PbCl2 layer, a CsBr layer, a CsCl layer and a MnCl2 layer on the electrode layer, and x ranges from 0.05 to 0.1; (3) preparing a packaging protection layer on the ultraviolet detection film in a dispensing manner so as to package the ultraviolet detection film, thereby obtaining the ultraviolet photoelectric detector. According to the invention, the detector is lower in cost and easier to obtain, the preparation process is simpler, the light absorption coefficient is higher, the carrier transmission is faster, and the applicability is stronger.
Owner:HUAZHONG UNIV OF SCI & TECH

High-performance wafer-level lead sulfide near-infrared photosensitive film and preparation method thereof

A high-performance wafer-level lead sulfide near-infrared photosensitive film and a preparation method thereof belong to the field of optoelectronic devices. First, clean the surface of the selected base material. Secondly, under high background vacuum, the vaporized oxidant is introduced into the vacuum evaporation chamber, and the PbS film is slowly deposited on the surface of the clean substrate to obtain a microstructure with moderate particles, loose structure and consistent orientation. Finally, under certain temperature and pressure conditions, the carrier gas carried iodine vapor to sensitize the PbS film described in S2 to obtain a high-performance wafer-level PbS photosensitive film. The preparation method of the present invention is simple, the preparation cost is low, and the repeatability is good, and the preparation of the wafer-level PbS photosensitive film can be realized, which is beneficial to large-scale commercial production; the photoelectric detection rate of the prepared PbS photosensitive film is high, and the peak detection rate of the 600K black body at room temperature is >8× 10 10 Jones; The surface of the PbS photosensitive film prepared by the invention is smooth, and the corresponding inhomogeneity in the wafer-level photosensitive surface is less than 5%, which meets the requirements of preparing a PbS million-pixel-level array imaging system.
Owner:DALIAN UNIV OF TECH

Luminescent display with multifaceted combined single-gate double positive and negative semicircular long-edge cathode structure

The invention relates to a light emitting display of multisurface combination single gate control double positive and negative semi-circle long edge cathode structure. The light emitting display comprises a vacuum chamber composed of an upper flat anti-pressure glass plate, a lower flat anti-pressure glass plate and a transparent glass frame, a transparent square anode layer, a silver anode extension layer connected with the transparent square anode layer and a luminous layer prepared on the transparent square anode layer are arranged on the upper flat anti-pressure glass plate, the multisurface combination single gate control double positive and negative semi-circle long edge cathode structure is arranged on the lower flat anti-pressure glass plate, and a getter and black support wall ancillary components are arranged in the vacuum chamber. The light emitting display of the multisurface combination single gate control double positive and negative semi-circle long edge cathode structure has the advantages that the production process is stable and reliable, the production cost is low, the glow brightness is high, and the adjustability of display gray scales is good.
Owner:重庆高新技术产业研究院有限责任公司

Nickel-doped titanium dioxide-based perovskite solar battery and preparation method thereof

The invention belongs to the related technical field of micro-nano fabrication, and discloses a preparation method of a nickel-doped titanium dioxide-based perovskite solar battery. The preparation method comprises the following steps of (1) performing cleaning treatment on a conductive substrate; (2) depositing a rutile-phase nickel-doped titanium dioxide thin film on the conductive substrate byadopting a water bath method to form a photo anode at the annealing temperature of 450-500 DEG C; (3) performing spin coating on the surface of the photo anode with a perovskite precursor solution, and performing heating treatment to obtain a light absorption layer; (4) evaporating a layer of copper phthalocyanine on the surface of the light absorption layer to form a hole transport layer; and (5)performing silk-screen printing on commercial carbon paste to realize film forming to form a carbon counter electrode layer on the hole transport layer and finishing preparation. The invention also relates to the nickel-doped titanium dioxide-based perovskite solar battery. By virtue of the preparation method, the production cost is lowered, battery performance and stability are greatly improved,and large-scale commercial production of the battery is facilitated.
Owner:HUAZHONG UNIV OF SCI & TECH

High-activity antibacterial peptide-containing matrix for garden seedling cultivation, as well as preparation and application thereof

The invention discloses a high-activity antibacterial peptide-containing matrix for garden seedling cultivation, as well as a preparation method and application thereof. The high-activity antibacterial peptide-containing matrix for garden seedling cultivation is prepared from the following components: Chinese medicament residues, organic additives, inorganic additives, microbial blends, housefly larva excrement, functional microbes and a water retention agent, wherein the functional microbes have the effects of activating matrix nutrition, exogenously fixing nitrogen, antagonizing pathogenic microorganism, reinforcing absorbing capability of seedling roots to nutrition and promoting seedling growth. Furthermore, the matrix for garden seedling cultivation has comprehensive nutrient elements, stable performance, strong buffer capability, and good water and fertilizer retaining performance; and the preparation method has simple production process, short production period, wide sources and low cost of raw materials, no environmental pollution and convenience in large-scale commercial production. The matrix for garden seedling cultivation can be used for raising and cultivating garden green seedlings, and can also be used for repairing and improving the ecological environment.
Owner:广州普邦园林股份有限公司 +1

An optical scanning display and interactive device

The invention provides an optical scanning display and interaction device, which belongs to the technical field of optical information display and interaction. The optical scanning display and interaction device structurally comprises a light source (1), a Wollaston light splitting module, a light ray micro translation generation module, a short focal length lens (4) and a receiving screen (5), wherein the Wollaston light splitting module consists of a Wollaston prism (21), a quarter wavelength plate (22) and a light sensor (23) and is used for separating a light path of emergent light from a light path of reflected light and reading reflecting light information; the light ray micro translation generation module can enable light rays to generate micro translation; the short focal length lens (4) is used for enabling the light rays to generate a deflection angle; finally, light spots scanning along with control signals are formed on the receiving screen (5); and the image display is realized. The optical scanning display and interaction device has the advantages that the problems of poor precision, stability control difficulty and the like of optical mechanical scanning are solved; hardware basics for realizing an interaction function are also provided; and when the optical scanning display and interaction device is used for display manufacturing, a touch screen interaction or pointer pen interaction function and a paper document scanning function can be achieved.
Owner:JILIN UNIV

A kind of preparation method of methyl 2,2-difluoropiperate

The invention relates to the field of organic synthesis, in particular to a preparation method of 2,2-difluoro methyl piperate. The preparation method of the 2,2-difluoro methyl piperate includes the following steps that 2,2- difluoro piperyl fluorine (II) and methanol are reacted, 2,2- difluoro methyl piperate (III) is obtained through esterification reaction, and please see the reaction formula in the specifications. The preparation method of 2,2-difluoro methyl piperate has the advantages that the synthesis route is short, the process is easy to control, reaction is complete, the yield is high, and prepared target products are high in purity, are stable in quality and completely meet the use requirements as a pesticide or medical intermediate; in addition, raw materials and reagents used in the method are cheap, the amount of solvents used in each step of reaction is small, a little waste liquid is generated, the cost is reduced, environmental pollution is reduced, and the 2,2-difluoro methyl piperate is quite convenient to produce in a large scale in a commercialization mode.
Owner:QUZHOU CHEMSPEC CORP
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