Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

35results about How to "Shape and size are easy to control" patented technology

A composite solid electrolyte with high ionic conductivity and a preparation method thereof

The invention relates to a composite solid electrolyte with high ionic conductivity and a preparation method thereof, belonging to the technical field of solid electrolyte for lithium ion batteries. The composite solid electrolyte is composed of inorganic solid electrolyte, polymer electrolyte and lithium salt. The mass ratio of inorganic solid electrolyte, polymer electrolyte and lithium salt is0.2-0.8: 0.2-0.8: 0.05-0.5. The invention prepares inorganic solid electrolyte nanofibers by electrostatic spinning, prepares vertically oriented inorganic solid electrolyte skeleton by freeze castingmethod, and pours polymer and lithium salt to form composite solid electrolyte. Nanofibers instead of nanoparticles have obvious advantages in the preparation of intact and uniform inorganic solid electrolyte skeleton and the formation of fast Li + transport pathway, which can significantly improve the room temperature ionic conductivity of the electrolyte, up to 10<-4>S.cm<-1>. By adjusting thesize of nanofibers and freeze-casting conditions to control the skeleton structure, so as to regulate the comprehensive properties of the electrolyte.
Owner:AVIC BEIJING INST OF AERONAUTICAL MATERIALS

Elliptical speckle generation method for large-viewing-field large-dip-angle measurement

The invention discloses an elliptical speckle generation method for large-viewing-field large-dip-angle measurement. The method includes the following steps that firstly, the size of each elliptical speckle area in a shot image is estimated according to the size of an image sub-area related to a measuring viewing field, and the density of the elliptical speckle areas in a printing page is determined according to the size of the set printing page and the estimated sizes of the elliptical speckle areas; secondly, according to the sizes of the elliptical speckle areas in the horizontal direction, long axis length is generated for each elliptical speckle randomly, and short axis length of each elliptical speckle is determined according to the included angle between a camera optical axis and the normal of the measured surface; thirdly, according to the sizes of the elliptical speckle areas and the long and short axis sizes of the elliptical speckles, the coordinates of an ellipse center pint are generated randomly for each elliptical speckle; fourthly, according to the coordinates of the center point, the long and short axis lengths and density of each elliptical speckle, an electronic speckle pattern corresponding to a speckle pattern coated on the measured surface is generated on the printing page.
Owner:XI AN JIAOTONG UNIV

Preparation method of layered lithium-rich positive electrode material

The invention discloses a method for synthesizing high-specific capacity lithium-rich positive electrode material through a coprecipitation-solvothermal method. The method comprises the steps of dissolving a transition metal compound, a lithium compound and a metal-doped compound into a proper solvent according to a stoichiometric ratio to prepare a metal ion solution with certain concentration; dissolving a precipitant into the solvent to prepare a precipitant solution with certain concentration; mixing the metal ion solution with the precipitant solution to obtain a coprecipitation solution; transferring the coprecipitation solution into a reaction kettle for solvothermal reaction and then carrying out filtering, washing and drying; and finally carrying out high-temperature sintering on the sample to obtain xLi<2>MnO<3>.(1-x)LiNi<1-a-b-z>CoMnMzO<2> lithium-rich positive electrode material. The method is simple in process; the preparation cost is relatively low, the shape and form and the size of the obtained lithium-rich positive electrode material are relatively easy to control, the electrochemical properties are excellent, the initial charge-discharge specific capacity is greater than 270mAh / g and the lithium-rich positive electrode material is suitable for a power battery and an energy storage battery.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Hydrothermal synthesis method for metal organic frame with photocatalytic performance

The invention relates to a hydrothermal synthesis method for a metal organic frame with photocatalytic performance, and belongs to the technical field of preparation of environmental-friendly materials. The hydrothermal synthesis method comprises the following steps: according to the substance ratio of 1:1:4, respectively weighing didpyridine[3,2-a:2',3'-c]henazine-2-dicarboxylic acid, phosphotungstic acid and chromic chloride hexahydrate solids; transferring three solids in the step (A) into a flask, adding deionized water for dissolving, and agitating for ten minutes so as to be fully mixed; transferring the mixture in the step (B) into a reaction kettle for performing hydrothermal reaction; after the hydrothermal reaction is completed, naturally cooling to room temperature, washing with deionized water, and drying to obtain organic columnar crystals, namely photocatalyst [Co2(HDPPZC)4(Cl)2(H2O)2](PW<12>O<40>).7H2O. According to the hydrothermal synthesis method, a well crystallized product can be directly obtained by adopting intermediate-temperature liquid phase control, high-temperature calcination and crystallization are not required, and the energy consumption is relatively low.
Owner:JIANGSU UNIV

Preparation method of microneedles

The invention discloses a preparation method of microneedles and belongs to the technical field of 3D printing technologies and medical equipment. With the adoption of the preparation method of the microneedles, the preparation method is simple and efficient, the shape and size are controllable, and the preparation method has the good mechanical property. According to the preparation method of themicroneedles, a 3D printer based on a DLP principle is utilized, so that conical-tip-shaped needlepoint structures are exposed and formed in a printing material layer by controlling exposure time T of printing light beams. The 3D printer based on the DLP principle is directly used for preparation, for instance, light-sensitive materials are subjected to exposure forming through ultraviolet illumination, and the effect that the light intensity, which is in the printing material layer and located at the same cross section, of the printing light beams is gradually weakened from the centers of the light beams to the peripheries, and the light intensity at the same longitudinal section is gradually weakened from the end close to a light source to the end far away from the light source is utilized, so that the needlepoint structures of the microneedles are formed at one time by controlling the specific exposure time T.
Owner:成都华航创微科技有限公司

Solid electrolyte and preparation method thereof, and lithium ion battery

The invention provides a solid electrolyte and a preparation method thereof, and a lithium ion battery. The solid electrolyte includes a porous polymer substrate, inorganic filler located in pores ofthe porous polymer substrate, and a modifier located on the surface of the porous polymer substrate and the modifier includes a polymer electrolyte and an alkali metal salt. The preparation method comprises the following steps: (1) filling the inorganic filler into the pores of the porous polymer substrate, to obtain a treated substrate; and (2) assembling the polymer electrolyte and the alkali metal salt on the surface of the treated substrate in the step (1), to obtain the solid electrolyte. The solid electrolyte has high ionic conductivity and high mechanical strength.
Owner:JIANGSU ZENIO NEW ENERGY BATTERY TECH CO LTD

Method for preparing neodymium vanadate nanowire bundles in hydrothermal mode

The invention discloses a method for preparing neodymium vanadate nanowire bundles in a hydrothermal mode. The method mainly includes the steps that a neodymium nitrate aqueous solution and a Na2EDTA aqueous solution are mixed evenly to obtain mixed liquor, a sodium vanadate aqueous solution is added, the pH is regulated to 8-10, the mixed liquor is stirred evenly and then placed in a stainless steel reaction still with a teflon liner to be sealed, and the mixed liquor is subjected to a hydrothermal reaction for 6-50 h at 140-180 DEG C and then naturally cooled to the room temperature; obtained precipitate is subjected to centrifugal separation, washed several times through distilled water and absolute ethyl alcohol respectively and dried at 60-80 DEG C, and then the neodymium vanadate nanowire bundles are obtained. The preparing method is simple in process, good in repeatability, low in cost, free of calcination as the reaction is conducted at the low temperature and suitable for industrial production; the obtained product is high in purity, singular in morphology and good in dispersity, the overall length can be regulated and controlled from hundreds of nanometers to several micrometers or so by controlling the reaction conditions, and the length-diameter ratio of the nanowires and the size of fantails can also be effectively regulated and controlled by controlling the reaction conditions.
Owner:HUNAN UNIV OF SCI & TECH

Plant cellulose absorption sponge, and preparation method and application of plant cellulose absorption sponge

The invention provides plant cellulose absorption sponge, and a preparation method and an application of the plant cellulose absorption sponge, and belongs to the field of absorption materials and water treatment. The preparation method of the plant cellulose absorption sponge comprises the steps of grinding or crushing a plant cellulose raw material, allowing the plant cellulose raw material to react with an alkali solution and carbon disulfide, collecting a solid product after reaction, washing to be neutral with deionized water, and performing refrigeration and freeze drying to form the plant cellulose absorption sponge. The plant cellulose absorption sponge prepared by the preparation method of the plant cellulose absorption sponge is controllable in shape and size, good in mechanicalproperty, unbreakable and strong in absorption capacity, has a rich communicated pore structure, and can be used for removing contaminants such as heavy metal ions from wastewater.
Owner:GUANGZHOU UNIVERSITY

Platinum-copper nanocrystals as tumor photothermal ablation diagnosis and treatment agent and preparation method thereof

The invention relates to platinum-copper nanocrystals as a tumor photothermal ablation diagnosis and treatment agent and a preparation method thereof, and belongs to the technical field of nano biomaterials. The platinum-copper bimetallic nanocrystals have the particle size in a range of 5-200 nm and have the basic structure of PtCun, wherein n is in the range of 0-5; the morphology has one or more of cube, sphere, snowflake shape, and lamellar shape. The platinum-copper nanocrystals can be applied to near infrared light mediated tumor photothermal ablation, and are applicable to the near infrared light wavelength range of 700-1100 nm. The platinum-copper nanocrystals are prepared by a pyrolysis method, and in a high-boiling-point oil phase medium, the snowflake-shaped platinum-copper bimetallic nanocrystals are prepared by metal precursor thermal reduction decomposition. The nanocrystals have the advantages of low cost, simple preparation, high purity, good crystal shape, controllable particle size and regular shape, are used as a near infrared photothermal conversion agent to be applied to tumor photothermal ablation, have obvious effect, and provide a research direction for tumor therapy.
Owner:HENAN UNIV OF SCI & TECH

Three-dimensional network silicon carbide enhanced metal-based composite material and preparation method thereof

ActiveCN109536768APore ​​uniformity is highHigh hardnessCarbon preparation/purificationFiberCarbon fibers
The invention relates to a three-dimensional network silicon carbide enhanced metal-based composite material and a preparation method thereof. The composite material comprises a metal matrix and a three-dimensional network silicon carbide ceramic enhanced phase. The three-dimensional network silicon carbide ceramic enhanced phase is obtained by siliconizing the surface of the three-dimensional carbon. The preparation method comprises the following steps: foaming and carbonizing a mixture of wood flour and short carbon fibers to prepare three-dimensional network carbon; and siliconizing the surface of the three-dimensional network carbon at a high temperature to prepare the three-dimensional network silicon carbide ceramic enhanced phase and carrying out cast-infiltration to the metal matrix to obtain the three-dimensional network silicon carbide enhanced metal-based composite material. In the composite material prepared by the method, the three-dimensional network silicon carbide ceramic is great in porosity and small in pore diameter, and the three-dimensional network silicon carbide is continuous in a three-dimensional space and forms metallurgical bonding with the metal matrix.Compared with a conventional silicon carbide particle enhanced metal matrix, the composite material has a better integral structure, and not only can play high hardness, high wear resistance and highheat resistance of the silicon carbide ceramic in the three-dimensional direction, but also can keep good toughness and heat and electricity conducting performance of the metal matrix. The prepared composite material shows excellent shock-resistant, impact-resistant and wear-resistant performance in various severe working conditions.
Owner:CENT SOUTH UNIV

Die and method for preparing polymer composite solid electrolyte through electric field induced orientation

The invention relates to a die for preparing solid polymer composite electrolyte through electric field induced orientation, and belongs to the technical field of lithium or sodium ion battery solid electrolyte. The die is characterized by comprising: a lower base designed to be a conductive circular disc, wherein upper surface of the lower base is provided with a circular groove, and one side of the lower base is provided with a first electrode; a horizontal adjusting nut arranged at the bottom of the lower base and used for adjusting the levelness of the lower base; a gradienter connected with the lower base; and an insulating ring, an insulating spacer, a planar conducting electrode and an upper base. The invention also provides a method for preparing the solid polymer composite electrolyte by adopting the die. Through a high-voltage electric field of the inorganic ion conductor part, an inorganic ion conductor is polarized under the action of the high-voltage electric field, so that torque is generated to enable the inorganic ion conductor to be oriented along the direction of the electric field; and the electrode has obvious advantages in formation of a rapid Li<+> or Na<+> transmission path, can significantly improve the ionic conductivity of the electrolyte, and can reach 104 S.cm<-1> magnitude at 60 DEG C.
Owner:SHANGHAI UNIV

Method for preparing independent and ordered titanium oxide nano tube array film

The invention relates to a method for preparing an independent and ordered titanium oxide nano tube array film. The method comprises the following steps of: performing an anodic oxidation treatment on a titanium base to form a titanium oxide nano tube array film on the titanium base; soaking the obtained titanium oxide nano tube array film into water; and performing slow drying treatment to volatilize moisture and separate the titanium oxide nano tube array film from the titanium base, and thus forming the independent and ordered titanium oxide nano tube array film. The method is simple and feasible in synthetic process, pollution-free, high in efficiency and easy in industrialized production; and the prepared independent and ordered titanium oxide nano tube array film is complete, is controllable in shape and size, and can be used for a dye-sensitized solar cell in a front lighting mode.
Owner:SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI

Method for preparing porous silicon carbide ceramic by discharging plasma sintering method

The invention relates to a method for preparing porous silicon carbide ceramic by a discharging plasma sintering method, and belongs to the technical field of preparation of porous ceramic materials. The method comprises the following steps of mixing silicon carbide powder and deionized water, magnetically stirring, and dispersing by ultrasonic waves, so as to obtain a mixed slurry; performing ball grinding on the mixed slurry; putting the slurry after ball milling into a vacuum drying box to dry, so as to obtain the silicon carbide powder; grinding and screening the obtained silicon carbide, and aging under the natural environment; putting the aged powder into a die, and sintering for 5 to 15min at the temperature of 1600 to 1800 DEG C and pressure of 20 to 50MPa under the vacuum condition, so as to obtain a product. The method has the advantages that by utilizing the silicon carbide powder, under the condition of no adding of pore forming agent and sintering additive, the prepared porous silicon carbide ceramic has controllable size, high porosity, uniform pore distribution, and three-dimensional communication; a directional interconnection pore structure is realized, the opening porosity is 30 to 80%, the pore diameter is 0.1 to 10mu m, and the silicon carbide particles are connected by a liquid and solid sintering type.
Owner:UNIV OF JINAN

Pressing bottle with bag

The invention discloses a pressing bottle with a bag. The pressing bottle with the bag comprises the inner bag, a bottle body and a pump head connected with the bottle body; the inner bag is positioned in the bottle body; an opening of the inner bag is connected with an opening of the bottle body; a through hole communicating with the outside is formed in the bottle body; the minimum elastic modulus of the material of the bottle body is not lower than 850 MPa, and the material of the inner wall of the bottle body is not bonded with EVOH; the inner bag comprises an EVOH layer and an LDPE layer;the EVOH layer and the LDPE layer are bonded through an adhesive; the EVOH layer is positioned on the outermost side of the inner bag; and the air does not enter the inner bag from outside the bottlebody during the processes of the pressing and the rebounding of the pump head. The pressing bottle with the bag is less in using residue and good in user experience; contents in the bottle can be isolated, the quality of the contents is improved, and the shelf life of the contents is prolonged; the design is unique, the structure is simplified, the cost is low, the shape and the size of the bottle body are controllable, and the bottle body is attractive and elegant; and after the pressing bottle is used, the bottle body is separated from the inner bag, no content residue exists in the bottlebody, and the bottle body can be directly recycled, so that the energy is saved, the environment is protected, and the pressing bottle has great application prospects.
Owner:精英模具制品(上海)有限公司

Hemispherical micropore array substrate for three-dimensional cell sphere culture and preparation method of hemispherical micropore array substrate

The invention relates to a hemispherical microarray substrate for three-dimensional cell sphere culture and a preparation method of the hemispherical microarray substrate. The surface of a cell culture substrate disclosed by the invention has a regular hemispherical microarray structure. The method comprises the following steps: pasting a surface adhesive on a plane, pasting a screen on the plane, fixing microspheres in micropores of the screen, and uncovering the screen to obtain the plane with a microsphere array; coating a light-transmitting substrate with ultraviolet glue, pressing the plane with the microsphere array on the ultraviolet glue, performing curing, and separating the light-transmitting substrate from the plane with the microsphere array to obtain a semi-microsphere array template; and adding an agarose solution, performing curing, and separating cured agarose from the microsphere array template to obtain the hemispherical micropore array substrate for three-dimensional cell sphere culture. The hemispherical micropore array structure provided by the method is formed by simple hemispherical array rollover, and is easy to operate, low in cost and free of any complex operation. The cell culture substrate disclosed by the invention can be used for conveniently and massively preparing cell balls with uniform sizes.
Owner:SOUTH CHINA UNIV OF TECH

Method for preparing high-strength and high-hardness nano hard alloy

The invention belongs to the technical field of hard alloy materials and manufacturing, and particularly relates to a method for preparing high-strength and high-hardness nano hard alloy. According to the technical scheme, the method for preparing the high-strength and high-hardness nano hard alloy comprises the following steps that raw material powder of W, Co and V is evenly mixed according to the mass percent of 85%-90%: 6%-8%: 2%-9%; vacuumizing the mixed powder; then introducing a carbon source gas, and controlling the temperature of the reduction carbonization reaction to be 850-1050 DEG C and the reaction time to be 4-6 hours, so as to prepare a carbon-coated core / shell structure nano composite material in which WC, Co and VC are uniformly mixed in proportion; the WC-Co-VC nano composite powder is pressed into a blank in a graphite mold; and S4, continuously sintering the blank obtained in the step S4 in a vacuum sintering furnace under the protection of high-purity inert gas, and then cooling along with the furnace to obtain a hard alloy product. The invention provides a method for preparing a high-strength and high-hardness nano hard alloy.
Owner:重庆强锐科技有限公司

Plugging ball type pipeline expanding device

InactiveCN112622253AUniform pipe deformationPipe connection is reliablePhysicsEngineering
The invention relates to a plugging ball type pipeline expanding device, and belongs to the field of pipeline construction. According to the technical scheme, a plugging ball is arranged in a pipeline, a shell is arranged outside the pipeline, and the plugging ball expands after being inflated or filled with water to expand the pipeline. According to the plugging ball type pipeline expanding device, the shell serves as a mold, the shape and size of the thermoplastic pipeline are controllable after expanding, and expanding can be conveniently carried out according to installation and design requirements; and end covers and inhaul cables are arranged at the two ends of the plugging ball, axial deformation of an air bag body is restrained, and the bearing pressure of the air bag body can be greatly improved.
Owner:YIBIN UNIV

Defect-containing silicon carbide biscuit as well as preparation method and nondestructive testing method thereof

The invention provides a defect-containing silicon carbide biscuit and a preparation method and a nondestructive testing method thereof, and the preparation method of the silicon carbide biscuit comprises the following steps: adding a solid organic matter in the process of preparing a silicon carbide green body, and molding; and carrying out heating treatment on the formed silicon carbide green body to decompose the solid organic matters, thereby obtaining the silicon carbide biscuit containing defects. According to the method, the solid organic matter is added in the process of preparing the silicon carbide green body, and high-temperature heating treatment is utilized to decompose the solid organic matter into gas so as to remove the gas, so that certain defects are remained at the position of the solid organic matter in the silicon carbide green body, and the shape, size and number of the defects are controllable; meanwhile, the added organic matters can be removed in the high-temperature treatment process, and new impurities cannot be introduced; according to the method, defects can be left in the silicon carbide biscuit, operation is easy and convenient, operability is high, and later nondestructive testing work is facilitated.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI

A kind of three-dimensional network silicon carbide reinforced metal matrix composite material and preparation method

The invention relates to a three-dimensional network silicon carbide enhanced metal-based composite material and a preparation method thereof. The composite material comprises a metal matrix and a three-dimensional network silicon carbide ceramic enhanced phase. The three-dimensional network silicon carbide ceramic enhanced phase is obtained by siliconizing the surface of the three-dimensional carbon. The preparation method comprises the following steps: foaming and carbonizing a mixture of wood flour and short carbon fibers to prepare three-dimensional network carbon; and siliconizing the surface of the three-dimensional network carbon at a high temperature to prepare the three-dimensional network silicon carbide ceramic enhanced phase and carrying out cast-infiltration to the metal matrix to obtain the three-dimensional network silicon carbide enhanced metal-based composite material. In the composite material prepared by the method, the three-dimensional network silicon carbide ceramic is great in porosity and small in pore diameter, and the three-dimensional network silicon carbide is continuous in a three-dimensional space and forms metallurgical bonding with the metal matrix.Compared with a conventional silicon carbide particle enhanced metal matrix, the composite material has a better integral structure, and not only can play high hardness, high wear resistance and highheat resistance of the silicon carbide ceramic in the three-dimensional direction, but also can keep good toughness and heat and electricity conducting performance of the metal matrix. The prepared composite material shows excellent shock-resistant, impact-resistant and wear-resistant performance in various severe working conditions.
Owner:CENT SOUTH UNIV

A Roll-Extrusion Composite Forming Method for Thin-walled Ring Parts with Ribs and Large Height-to-Diameter Ratio

The invention discloses a rolling and extruding combined forming method for ribbed thin-wall ring components with large height-diameter ratios. The rolling and extruding combined forming method includes steps of setting cover dies for constraining ring blanks and placing the ring blanks in the cover dies; driving main rollers to rotate by power systems of ring rolling mills to drive the cover dies to drive the ring blanks to rotate and linearly feeding core rollers to extrude the ring blanks to increase the heights of the ring blanks until the heights of the ring blanks are consistent with those of the cover dies; replacing the core rollers by extruding male dies; adjusting auxiliary rollers opposite to the main rollers to allow the auxiliary rollers to cling to the surfaces of the cover dies; driving the male dies by hydraulic cylinders to forwardly move and extrude ring components which are in contact with working surfaces of the male dies, and forming local mesh rib structures by means of extruding; allowing the male dies to return and allowing the auxiliary rollers to rotate at the low speeds to drive the cover dies to rotate clockwise by certain angles; repeatedly carrying out previous steps until integral mesh rib structures are formed on the surfaces of the ring components by means of extruding. The rolling and extruding combined forming method has the advantages that the integral ribbed thin-wall ring components with the large height-diameter ratios can be seamlessly formed in a near-net manner, surface rib structure welding forming can be replaced, cutting machining can be obviously reduced, accordingly, the manufacturing efficiency and the product quality can be improved, the manufacturing costs can be reduced, and the manufacturing ranges can be extended.
Owner:WUHAN UNIV OF TECH

Method for preparing independent and ordered titanium oxide nano tube array film

The invention relates to a method for preparing an independent and ordered titanium oxide nano tube array film. The method comprises the following steps of: performing an anodic oxidation treatment on a titanium base to form a titanium oxide nano tube array film on the titanium base; soaking the obtained titanium oxide nano tube array film into water; and performing slow drying treatment to volatilize moisture and separate the titanium oxide nano tube array film from the titanium base, and thus forming the independent and ordered titanium oxide nano tube array film. The method is simple and feasible in synthetic process, pollution-free, high in efficiency and easy in industrialized production; and the prepared independent and ordered titanium oxide nano tube array film is complete, is controllable in shape and size, and can be used for a dye-sensitized solar cell in a front lighting mode.
Owner:SHANGHAI INST OF CERAMIC CHEM & TECH CHINESE ACAD OF SCI

Device for preparing optical component by sol and preparation method thereof

The invention discloses a device for preparing an optical component by a sol and a preparation method thereof. The device comprises a sol preparation device, a sol mixing bin, a sol stirrer, a high-pressure gas generator, a laser irradiation device, a substrate carrying table and a computer control system; a raw material preparation device is communicated with a raw material mixing bin; a raw material sitter is arranged in the raw material mixing bin for further stirring of a mixed sol raw material; the high-pressure gas generator sprays the mixed sol raw material onto a substrate arranged above the substrate carrying table through a spray nozzle formed in the tail end of the high-pressure gas generator; the laser irradiation device is arranged above the substrate in an aligning manner. Through the preparation method disclosed by the invention, the optical component is directly prepared by the sol; sol raw material solution mixing, coating of a sol layer on the surface of the substrate and sol layer laser sintering are completed according to different types of optical components, and further, the component preparation is completed. The shape and the size of the optical component prepared by the device and the method are controllable, so that the preparation time of the component is greatly saved, and the quality and the precision of the component are improved.
Owner:XIAN TECHNOLOGICAL UNIV
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products