31results about How to "Improve properties" patented technology

This invention discloses a method for improving expansive soil based on its clay mineral composition and a method for predicting its performance. The method for improving expansive soil based on its clay mineral composition includes the following steps: obtaining the optimal admixtures for montmorillonite, illite, and kaolinite clay minerals in expansive soil under different moisture contents through molecular dynamics simulations; after determining the optimal admixtures for the three clay minerals, adding the corresponding admixtures to the corresponding minerals, preparing soil test blocks for testing, and determining the optimal dosage based on the test results; and configuring admixtures to improve the properties of the expansive soil based on its moisture content and mineral composition. This invention constructs a coarse-grained model of real soil particles and corresponding admixtures, tests various properties of the model, and combines machine learning to predict the improvement effect of admixtures on expansive soil under different working conditions. The method of this invention is applicable to the improvement and performance prediction of different expansive soils in different regions and has universality.

Disclosed in the present specification is a ferritic stainless steel having improved corrosion resistance and magnetic properties improved by having an optimized manufacturing process and alloy components; and a manufacturing method therefor. The ferritic stainless steel having improved corrosion resistance and magnetic properties, according to one embodiment of the present invention, may comprise, by wt%, 0.0005-0.035% of C, 0.005-0.05% of N, 0.1-2.0% of Si, 0.1- 0.5% of Mn, 16.0-20.0% of Cr, Mo in an amount of more than 0% and less than or equal to 0.5%, Nb in an amount of more than 0% and less than or equal to 0.5%, 0.005-0.30% of Ti, and the balance of Fe and impurities.

The utility model discloses a kind of gas tank dry gas desulfurization systems.The system includes: low temperature absorption tower, in which raw material gas tank dry gas and low temperature absorption oil countercurrent contact;Primary amine liquid absorption tower, in which utilize amine liquid to remove hydrogen sulfide in dry gas after organic sulfur is removed;Hydrolysis reactor, in which carbonyl sulfur in primary absorption tail gas is hydrolyzed, and hydrolysis tail gas is obtained;Secondary amine liquid absorption tower, in which utilize lean amine liquid to remove hydrogen sulfide in hydrolysis tail gas, and after absorption, purified dry gas is obtained.The desulfurization system of the utility model can purify and remove organic sulfide and hydrogen sulfide in dry gas, reduce sulfur content in gas, and then reduce SO2 content in flue gas discharged from heating furnace of subsequent each device, ensure that heating furnace of whole plant is safe, environmental protection, high efficiency and stable operation.

The application discloses a preparation method and system of a shoe with a variable gradient porous structure based on stress, and belongs to the technical field of 3D printing, and comprises the following steps: scanning a foot shape to generate a shoe contour shape; collecting stress distribution of a foot bottom, obtaining boundary distribution of the stress of the foot bottom through boundary fitting, and generating a stress function area; fitting the stress function area into the shoe contour shape, obtaining gradient transition changes according to the size relationship between the stresses between the stress function areas, and generating a gradient change area of the shoe contour shape; and based on 3D printing technology, printing the shoe contour shape with the stress function area and the gradient change area into a shoe with a Gyroid variable gradient porous structure and suitable for the foot shape based on an elastic material such as TPU. The application proposes an application method of a human foot shape and a foot stress measurement method in shoe design, and increases the service range of 3D printing customization.

Provided is a novel technique for providing a substrate advantageous when producing a sensor for analysis. The substrate for producing a sensor for analysis provided in the present disclosure has specific characteristics (for example, monodispersion, a single layer, or a specific density), such that it is possible to produce a sensor for analysis that is stable and enables highly accurate analysis. In the present disclosure, it is not required to remove excess fine particles after arranging the fine particles on the substrate, reproducibility of the density of the fine particles immobilized on the substrate is improved, and monodispersibility and single-layer properties are also improved.

The present invention relates to a braking device (10) for braking a shaft (12) of an escalator, the braking device comprising a brake disc (14) designed to be fixed in rotation to the shaft (12) of the escalator, the brake disc (14) having at least one braking surface (16) with a respective main extension plane (E) at least one friction element (18) displaceably mounted parallel and perpendicular to the main extension plane (E) for frictionally applying a braking force to the at least one braking surface (16); and an actuating means (26) for spacing and / or applying the at least one friction element (18) from the at least one braking surface (16). Further, the present invention relates to an escalator having a braking device (10) acting on a shaft (12) of the escalator.

The application discloses a dry gas deep desulfurization process. The process comprises the following steps: (1) removing hydrogen sulfide from refinery dry gas through a first-stage amine liquid absorption tower; (2) removing organic sulfur from tail gas of the first-stage amine liquid absorption tower in a low-temperature absorption tower; (3) sequentially exchanging heat between the absorption tail gas and raw dry gas, and between the absorption tail gas and hydrolysis tail gas, and then heating the absorption tail gas, and then inputting the absorption tail gas into a hydrolysis reactor to convert carbonyl sulfur into hydrogen sulfide; and (4) inputting the hydrolysis tail gas into a second-stage amine liquid absorption tower, and countercurrently absorbing the hydrolysis tail gas with lean amine liquid in the tower to remove hydrogen sulfide in the dry gas. The application can purify and remove sulfides in the dry gas, reduce the content of organic sulfur and hydrogen sulfide in the gas, reduce the content of SO2 in flue gas discharged from a heating furnace of each subsequent device, and ensure safe, environmentally-friendly and efficient and stable operation of the heating furnace of the whole plant.

The application discloses a multifunctional orchard weeding and planting blanket based on dynamic response gel and belongs to the technical field of agricultural weeding, characterized in that the planting blanket comprises, from top to bottom, a fixing layer, a covering loose layer, a planting layer, a nutrient storage layer, an insulation layer and a bottom layer, the fixing layer and the bottom layer are both warp and weft nets woven from polyethylene material, the covering loose layer is made of coconut shell fiber, the planting layer is made by mixing stable gel, grass seeds, organic fertilizer and coconut shell fiber, the nutrient storage layer is made by mixing coconut shell fiber and organic fertilizer, and the insulation layer is made of polypropylene fiber cloth and can effectively inhibit the growth of original weeds, so that the economic and ecological benefits are maximized, and the problem of uneven grass growth of the planting blanket is solved.

The present invention relates to a process for the production of a geopolymer composite. It further relates to a geopolymer composite, and the use of a geopolymer, a geopolymer in combination with an athermanous additive, or the geopolymer composite in expanded vinyl polymer, preferably vinyl aromatic polymer. Furthermore, the invention relates to a process for the production of expandable vinyl aromatic polymer granulate, and expandable vinyl aromatic polymer granulate. Finally, the present invention relates to expanded vinyl foam, preferably vinyl aromatic polymer, and to a masterbatch comprising vinyl polymer and a), b), or c).

In an ironing punch (1) to be used for metal ironing, a dot-shaped recess (3) is distributed on an outer peripheral surface (1a) of the ironing punch 1, and a raised portion (5) is formed on at least part of a peripheral edge portion of the dot-shaped recess (3).

Provided is a vapor-deposited aluminum pigment dispersion which achieves both of specular gloss and water resistance which allows usage as an waterborne paint. The pigment dispersion includes: a vapor-deposited aluminum pigment; an organic phosphoric acid compound having a straight chain alkyl group having eight or more carbon atoms; and a solvent, the vapor-deposited aluminum pigment is coated at least partially with at least a part of the organic phosphoric acid compound, and the vapor-deposited aluminum pigment dispersion has a viscosity of less than one Pa s when the viscosity is measured by Brookfield RVT DV2T HB-type Viscometer (at 20°C, CPA-40Z cone spindle, and 20 rpm).

In a vehicular disc brake and a friction mud capable of preventing a position of a pad spring from being displaced at the time of assembly and improving an assembling property, a pad spring 6 includes: a hanger pin abutting portion 6a that abuts against an outer peripheral surface on a disc radial inner side of a hanger pin 4; a first elastic portion 6c and a second elastic portion 6e that abut against a pair of friction pads 5, 5 and urge the friction pads 5, 5 to a disc radial inner side; and a first positioning piece 6g and a second positioning piece 6h that abut against the friction pads 5, 5 to determine positioning of the pad spring 6 when the friction pads 5, 5 and the pad spring 6 are assembled to a caliper body 3.

Provided is an ink composition for ultraviolet-curable inkjet printing comprising polymerization components, a resin component, and a photopolymerization initiator, wherein the polymerization components include (A) a polyfunctional amine-modified oligomer, (B) a nitrogen-containing monomer, (C) an aromatic ring-containing monomer, and (D) a polyfunctional monomer, wherein the resin component includes a hydroxyl group-containing resin, wherein (A) comprises an acrylated amine compound having two photopolymerizable functional groups and two amino groups in a molecule, wherein (B) comprises vinyl caprolactam, wherein (C) comprises benzyl acrylate and phenoxyethyl acrylate, wherein (D) comprises at least one of propoxylated neopentyl glycol diacrylate, dipropylene glycol diacrylate, or 1,6-hexanediol diacrylate, wherein a content of (A) is 0.1 to 13.0% by mass, wherein a content of (C) is 35.0 to 75.0% by mass, wherein a content of (D) is 2.0 to 16.0% by mass, and wherein the hydroxyl group-containing resin includes a ketone resin having a hydroxyl group.

The invention provides anti-TIGIT (T-cell immunoreceptor with lg and ITIM domains) antibodies and methods of using the same.

The present invention relates to silicon compound coated metal magnesium particles in which at least a part of a surface of the metal magnesium particles is coated with the silicon compound, wherein an average particle diameter of the silicon compound coated metal magnesium particles is 5 nm or more and 500 nm or less, and a thickness of the silicon compound coating is 1 nm or more and 50 nm or less. The silicon compound coated metal magnesium particles of the present invention are easy to handle in the atmosphere, and have excellent oxidation resistance, and further the properties expected of the nano-size metal magnesium particles are improved at a maximum, or the properties are controlled by supplementing the properties.

A fluorine-containing curable composition which contains, as essential components, component (A) that is composed of a compound which is a linear polymer having a fluoropolyether in the main chain, while having a trifluoromethyl group at one end of the molecular chain and two or more (meth)acryl groups at the other end, component (B) that is composed of a compound which is a linear polymer having a fluoropolyether in the main chain, while having two or more (meth)acryl groups at each end of the molecular chain, and which has four to ten (meth)acryl groups in each molecule on average, and component (C) that is composed of a non-fluorinated acrylic compound which contains no fluoropolyether structure, while having two or more (meth)acryl groups in each molecule on average; the total blending amount of component (A) and component (B) relative to 100 parts by mass of component (C) is from 0.05 to 50 parts by mass; and the blending amount of component (A) relative to 100 parts by mass of component (B) is 1 to 100 parts by mass. This fluorine-containing curable composition is capable of forming a cured film that exhibits excellent antifouling properties and excellent water repellency, while having a low coefficient of kinetic friction.

Disclosed is a battery pack and a vehicle including the same. The battery pack includes a plurality of pouch-type battery cells stacked in at least one direction; a pack case configured to accommodate the pouch-type battery cells in an inner space thereof; and a cell cover configured to at least partially surround at least some pouch-type battery cells among the plurality of pouch-type battery cells in the inner space of the pack case.

This application provides a negative electrode plate and a method for preparing same. In the method, a metal foil is connected to a foamed metal current collector by roll welding, so as to form the negative electrode plate. The metal foil forms a tab of the negative electrode plate, and the foamed metal current collector includes a foamed metal layer of a porosity of 60% to 99%, and optionally 80% to 85%. The method reduces or avoids flying metal chips and cold solder joints, and improves mechanical strength and electrical conductivity of the electrode plate. This application also provides a negative electrode plate prepared by the method, a secondary battery containing the negative electrode plate, and an electrical device.

Provided is an anti-HER3 antibody drug conjugate, specifically comprising an antibody moiety, an intermediate linker moiety, and a cytotoxic drug moiety which are linked together. The provided antibody drug conjugate achieves excellent anti-tumor activity or / and better safety. The provided antibody drug conjugate can be used for the treatment of cancer.

The present application belongs to the technical field of shield tunnel construction and spoil improvement, and particularly relates to a whole-process electro-control model test system for shield tunneling and spoil removal, comprising: a shield cutterhead; a screw conveyor arranged at the rear end of the shield cutterhead, with the feeding end of the screw conveyor being in communication with the shield cutterhead; a spoil removal and storage mechanism arranged below the discharging end of the screw conveyor; a chemical control mechanism with the outlet end being in communication with the shield cutterhead and the screw conveyor, and the chemical control mechanism being used for providing a chemical modifier to the shield cutterhead and the screw conveyor; an electro-osmosis mechanism arranged on the shield cutterhead; and a data acquisition mechanism electrically connected with the screw conveyor, the spoil removal and storage mechanism and the chemical control mechanism. The present application realizes dynamic simulation of electro-chemical collaborative control by simulating actual construction conditions, and synchronously monitors and analyzes the relationship between the torque in front of the cutterhead, the pressure in the screw conveyor, the tunneling speed and the spoil removal amount.

The present application relates to a kind of anthraquinone-based dyeing pigment wastewater treatment method and system based on multistage cooperation, belong to industrial wastewater treatment technical field, solve the problems of low COD removal rate, poor nitrification denitrification and difficult decolorization in the prior art of anthraquinone-based dye wastewater treatment method.The method comprises: respectively pretreating anthraquinone-based dye wastewater, azo pigment non-ink lake wastewater and azo pigment ink lake wastewater, the pretreatment of anthraquinone-based dye wastewater includes sequentially flocculation adsorption treatment, filter pressing dewatering treatment and ozone catalytic oxidation treatment;Mix the above wastewater and other wastewater in the factory area after pretreatment, carry out multistage biochemical intensification treatment to the obtained mixed wastewater;The mixed wastewater after biochemical intensification treatment is carried out sedimentation sludge-water separation, and the supernatant separated is carried out multistage physical and chemical synergistic treatment.The present application can improve COD removal rate and nitrification denitrification, decolorization effect.

Disclosed are a liquid colored oil and a colored polyamide fiber. The liquid colored oil contains a colorant and a base oil agent. The base oil agent is a liquid at normal temperature and normal pressure, and a solubility parameter (SP) value thereof is 7.5 to 15.0. The colored polyamide fiber contains the aforementioned liquid colored oil. The liquid color oil can be stably added into polymers and dye them during the spinning process. The colored polyamide fiber has excellent spinning and dyeing properties.

The invention relates to a method and system for recycling waste plastics, and the method comprises the steps that S1, solid waste plastics and replacement gas enter a deoxidation device, so that the replacement gas conducts purging deoxidation treatment on the solid waste plastics, deoxidized plastics are obtained, and the deoxidation device comprises a gas stripping functional area and a diffusion functional area which communicate with each other; s2, the deoxidized plastic enters a softening-dechlorination device to be subjected to softening-dechlorination treatment, and chlorine-containing gas and softened dechlorinated plastic are obtained; s3, the softened dechlorinated plastic enters a liquefying device to be subjected to liquefying treatment, and pyrolysis gas and liquid plastic are obtained; s4, enabling the chlorine-containing gas in the step S2 and the pyrolysis gas in the step S3 to enter an alkali washing device for alkali washing treatment; and at least part of the liquid plastic in the step S3 serves as a circulating material to be heated and then returns to the liquefying device to be continuously treated. The present disclosure can significantly reduce the yield of by-products and continuously and stably provide a liquid feed for waste plastic pyrolysis.

The last decades has seen enormous advance in the market for flooring for floor covering. It is known to install floor panels on a underlying floor in various ways. The present invention relates to an improved panel, such as a floor panel, in particular a decorative floor panel. The invention also relates to a covering, in particular a floor covering, comprising multiple interconnected panels according to the invention.

The present invention relates to a lithium-containing material. The lithium-containing material is white powder. The lithium-containing material contains components of lithium (Li),aluminum(Al),phosphorus(P),fluorine(F)and oxygen(O)elements. The contents of the elements in mass ratio are as follows: the content of the lithium element is greater than 0% and less than or equal to 12%, the content of the aluminum element is 5%-40%,the content of the phosphorus element is 1%-35%,the content of the fluorine element is 0.4%-22%, and the content of the oxygen element is 2%-34%.The lithium-containing mate-rial is used as an electrode additive material or diaphragm coating material of a lithium-ion battery.

The utility model discloses a modification device for paperboard adhesive batching, which comprises a material tank and a modification mechanism arranged on the material tank, a redirection mechanism and a heating mechanism are arranged in the material tank, the material tank comprises a tank body, two ends of the tank body are respectively connected with an input pipe and an output pipe, and the tank body is of a hollow cavity structure. The modification mechanism comprises a modification motor and an extension shaft fixedly connected with the output end of the modification motor, multiple sets of blades are fixed to the extension shaft, the redirection mechanism comprises an annular cover, and multiple sets of redirection through holes are formed in the annular cover. According to the modification device for paperboard adhesive batching, the modification mechanism and the redirection mechanism are arranged in the modification tank, movement of materials is intensified, the movement range of the materials is wider, the modification efficiency is improved, only the materials are heated within a short time through the arranged heating mechanism, the materials cannot be continuously and excessively heated, and the modification efficiency is improved. Therefore, the modified paperboard adhesive has better properties.

An antifogging agent composition which contains a copolymer (A), colloidal silica (B) and a solvent (C), wherein: (A) is a (meth)acrylate copolymer obtained from a monomer mixture which contains monomers (a-1) to (a-3); (C) contains water (C-1), a C1-4 monovalent alcohol-based solvent (C-2), a solvent (C-3) which has one or more functional groups per molecule which are selected from the group consisting of a ketone group, an ester group, two or more ether groups, a thioketone group and an amide group, and has a boiling point of 100-200°C, inclusive, and a glycol ether-based solvent (C-4) which is represented by general formula (5) (R10-O-R11-OH); and the combined total of (C-1) to (C-4) relative to 100 parts by mass of the combined total of (A) and (B), and the mass ratios of (C-3) and (C-4) relative thereto, are specific amounts. Said antifogging agent composition makes it possible to form an antifogging coating which exhibits excellent transparency, water resistance, initial adhesiveness, antifogging properties, and repeated antifogging properties, is unlikely to have water droplet marks left thereon, and also suppresses the formation of liquid droplets when applying the coating, is adhesive after pre-drying when applying a thin film of the coating, and suppresses the formation of cracks when applying a thick film thereof.

Disclosed in the present invention are a targeting antibody-polyethylene glycol-siRNA drug conjugate, and a preparation method therefor and the use thereof. The ligand drug conjugate has a structure as represented by general formula (I). Further disclosed in the present invention is that a polyethylene glycol derivative having excellent biocompatibility is used as a linker, and targeted delivery of specific CFD-siRNA is achieved using binding specificity of an antibody and an antigen. The drug conjugate has high biocompatibility and minor side effects, can effectively inhibit CFD gene expression, and provides a new choice for preventing or treating CFD-related diseases.