215 results about "Core Particle" patented technology

A latent heat storage particle that comprises a core particle and a coating part covering at least a part of the surface of the core particle, wherein: the core particle is composed of an element selected from the group consisting of Al, Mg, Si, Ti, Fe, Ni, Cu, Zn, Sn, Sb, Ga, In, Bi, Pb and Cd or an alloy or a compound mainly composed of the same and has a melting point of 100° C. or higher; the coating part is composed of one or more selected from the group consisting of an element different from the component of the core particle, an alloy and an inorganic compound containing the element and a mixture thereof, which does not undergo a chemical reaction with the core particle in the temperature range of the operating temperature; and at least a part of the coating part is in a particulate shape.

The invention provides a 3D structure core particle test layout design method supporting cross-layer cascade test and single core particle self-test, and the method comprises the following steps: a, designing the test point layout of 3D stacked core particles, each layer of core particles adopting a hexagonal arrangement mode, and enabling a test PIN in one layer to be connected with six signal PINs in the same layer; and meanwhile, a vertical test channel is arranged, so that the in-layer test PIN of each layer is connected with the corresponding test PIN of the adjacent layer through a vertical interconnection structure. According to the invention, full test coverage of 3D stacking is adapted, the problem that interlayer signals are difficult to test in a 3D structure is solved through the in-layer hexagonal layout and the vertical test channel, and full-scene coverage of in-layer, interlayer and cross-core particle signals is realized.

The invention relates to the technical field of fracturing propping agents, in particular to a method for preparing a ceramsite sand fracturing propping agent by taking asbestos ore as a raw material. The ceramsite sand fracturing propping agent comprises inner core particles and an outer layer covering film, wherein the inner core particles comprise the following components in parts by weight: 25-35 parts of asbestos ore, 40-50 parts of bauxite, 10-20 parts of solid waste ceramsite sand, 1-3 parts of a sintering aid, 15-25 parts of potassium feldspar, 3-8 parts of dolomite, 8-12 parts of kaolin, 1-2 parts of titanium oxide and 0.5-1.5 parts of manganese powder; and the outer-layer covering film is modified epoxy resin. The ceramsite sand fracturing propping agent prepared by the invention not only has excellent mechanical property and high flow conductivity, but also has excellent hydrophobic property, so that the service life of the ceramsite sand fracturing propping agent is prolonged.

The invention provides a data transmission method between core particles, which is applied to a first core particle and comprises the following steps: encrypting plaintext data to obtain ciphertext data; and sending the ciphertext data to a second core grain. The invention further provides a data transmission method applied to the second core particle, a chip, a computer readable medium and a computer program product.

The invention discloses a preparation method of a composite slow-release carbon source, which comprises the following steps: preparing an inner core: uniformly dry-mixing lignin powder and a quick-acting carbon source, and adding a first binder to prepare inner core particles; middle layer wrapping: alternately spraying a second binder and middle layer coating powder until the middle layer is completely wrapped to obtain double-layer particles; outer layer wrapping: alternately spraying a third binder and outer layer coating powder until the outer layer is completely wrapped to obtain three layers of particles; and spraying a biodegradable polymer solution on the surfaces of the three layers of particles to form a coating film. Through the three-layer structural design of the quick start layer, the stable maintenance layer and the long-acting guarantee layer, accurate matching of carbon source release and microbial metabolism requirements is realized. The outer-layer quick-acting carbon source quickly starts microbial activity, the middle layer provides stable and continuous carbon source supply, and the inner core ensures the tail-section treatment effect. The sequential release mechanism effectively avoids burst release waste of the carbon source, so that the utilization rate of the carbon source is greatly improved.

The invention discloses a preparation method of magnesium-calcium refractory aggregate with a core-shell structure, which comprises the following steps: granulating dolomite powder to form core particles, and uniformly adhering magnesium source powder to the core particles to form precursor particles with a double-layer structure; the adding amount of the magnesium source powder is controlled according to the mass ratio of the content of MgO in the magnesium source powder to the content of MgCa (CO3) 2 in the dolomite powder being (5-30): 100; and finally, heating and sintering the dried product of the precursor particles at the heating rate of 5 DEG C / min, and preserving heat to obtain the magnesium-calcium refractory aggregate with the core-shell structure. The method has the advantages of easily available raw materials and low production cost; the process is simple and suitable for large-scale production; the product is high in hydration resistance, high in refractoriness, excellent in slag corrosion resistance and wide in market prospect.

The embodiment of the invention provides a chip verification method, system and device and a storage medium, a chip comprises a core particle group, the core particle group is formed by coupling a plurality of core particles, and the method comprises the following steps: based on a core particle verification environment, performing a verification test on a to-be-tested designed core particle; after the core particles pass the verification test, a core particle group verification environment is generated, the core particle group verification environment comprises a plurality of core particle verification sub-environments, and the core particle verification sub-environments are obtained based on instantiation of the core particle verification environment; and based on the core particle group verification environment, carrying out verification test on a to-be-tested designed core particle group. According to the chip verification method in the embodiment of the invention, complete verification of the core particle group can be realized.

The invention provides a connection point arrangement method for core particle interfaces and a core particle system.The method comprises the steps that a core particle boundary and the total number M of groups to be arranged are obtained, the core particle boundary represents an area where connection points on core particles can be arranged, and the total number of groups is the sum of the number of groups of all parallel interfaces of the core particles; dividing a plurality of non-overlapping grouping exclusive areas N in the boundary of the core particles according to the total number M of groups, N being greater than or equal to M; a corresponding packet exclusive area is matched for each packet, connection points of the corresponding packet are arranged in each packet exclusive area, and the connection points of each packet comprise data connection points and redundant connection points; according to the method, the connection points of the same group are arranged in a more concentrated manner, so that concentrated faults appear in the same group with a higher probability, and the fault-tolerant capability of the parallel interface is improved.

The embodiment of the invention provides a reconfigurable chip system and a reconfiguration method thereof, and electronic equipment. The reconfigurable chip system comprises a substrate; the one or more chips are arranged on the substrate and are interconnected through the substrate; wherein a first type of core particles and a second type of core particles are integrated in at least part of the chips, and the first type of core particles are different from the second type of core particles; the plurality of mode controllers are respectively arranged in the first type of core particles and the second type of core particles, and are configured to dynamically start or disable the first type of core particles and / or the second type of core particles in response to a mode configuration instruction written into the mode controllers through a bus, the bus connects the first type of core particles and the second type of core particles. By adopting the technical scheme, the first type of core particles and / or the second type of core particles can be dynamically enabled or disabled, so that the chip shows different characteristics.

The invention discloses a preparation method of a core-shell structure hard alloy with high strength and high toughness, and belongs to the technical field of hard alloys and powder metallurgy. According to the preparation method, a micro heterostructure is formed after sintering through a pre-constructed'fine grain hard core-coarse grain tough shell 'powder system, and deflection and energy dissipation are promoted during crack propagation by utilizing the performance difference and interfacial effect between the core and a matrix, so that the strength and toughness of the material are synergistically improved. The method is simple in process and low in cost, the material performance can be flexibly designed by adjusting the core particle size, the core-shell components and the core-shell proportion, and the method is suitable for tools, drilling tools, wear-resistant parts and the like with strict requirements for obdurability.

The invention relates to an electrical property testing device and an electrical property testing method of a silicon substrate chip. The device comprises a wafer-level chip to be tested and a test platform, the wafer-level chip to be tested comprises a plurality of core particles and a plurality of test areas; the core particles are connected based on interconnection lines; a metal interconnection structure is pre-buried on the core particle; each test area covers the crossed area of the four core particles; the crossed region comprises a part of metal interconnection structure; and the test platform is used for controlling the probe card to be in contact with the metal interconnection structures in the test areas to carry out an electrical test on the wafer-level chip to be tested. According to the electrical property testing device, a wafer level interconnection electrical property testing method based on a window translation mode can be realized, and a whole set of testing solution which can cover the whole wafer, can be reused and can be traced is designed aiming at the reliability problem of a cross-region interconnection structure in a large-scale photomask splicing process.

Disclosed is a modified polymer obtained by enclosing and / or grafting a non-thermosensitive polymer particle with a thermosensitive polymer, the modified polymer has a viscosity exhibiting a significant change at 40 to 90℃. Also disclosed is a polymer having a core-shell structure, wherein the core particle consists essentially of a non-thermosensitive polymer, and the shell is located on the outer surface of the core particle and consists essentially of a segment derived from a thermosensitive polymer, the polymer has a viscosity exhibiting a significant change at 40 to 90℃. Further disclosed is a method for preparing an aqueous dispersion of polymer. Still further disclosed is a coating composition comprising the above modified polymer, the above polymer, or the above aqueous dispersion of polymer, a substrate coated with the coating composition, as well as use of the modified polymer, the polymer, or the aqueous dispersion of polymer.

A method for manufacturing a perovskite quantum dot composite material that easily forms core-shell particles through a one-stage synthesis step is provided, along with the perovskite quantum dot composite material and an ink containing the perovskite quantum dot composite material. This perovskite quantum dot composite material suppresses surface defects of the perovskite quantum dots by forming an ionic crystal layer comprising halides in the shell layer and exhibits a very high PLQY (Power Level Quality). The perovskite quantum dot composite material comprises core particles and a shell layer surrounding the core particles. The core particles are composed of metal halide perovskites, and the shell layer comprises an organic halide compound with an ionic crystal structure having the same halogen composition as the core particles. The PLQY is greater than 75%, and the change in emission wavelength is less than 5 nm over a period of 10,000 minutes at room temperature.

The invention discloses a manufacturing method of a three-dimensional system chip, and the method comprises the steps: providing a first wafer which comprises first core particles; providing a second core particle; manufacturing an interconnection patch cord, wherein the interconnection patch cord is used for interconnecting the electrodes in the same first core particle and / or the electrodes among different first core particles; a bonding layer is formed on the first wafer and the second core particle, and the bonding layer exposes a partial region of the electrode or the patch cord to serve as an I / O interconnection electrode; bonding the first wafer and the second chip particle by using a bonding layer, wherein the I / O interconnection electrodes of the first wafer and the second chip particle are opposite to each other; and depositing metal on the I / O interconnection electrodes of the first wafer and the second wafer until interconnection is formed. And three-dimensional system physical integration of a plurality of heterogeneous and heterogeneous core particles is realized so as to complete electrical interconnection among all the core particles required by a system chip.

A modified metal oxide particle sol, when applied as a coating onto a substrate, is capable of having transparency, a high particle refractive index and good coat resistivity. The modified metal oxide particle sol is composed of modified metal oxide particles (iii) in which stannic oxide particles (i) having an average primary particle size of 4 to 50 nm serve as cores and are coated with metal oxide particles (ii) of at least one metal oxide selected from the group consisting of antimony oxide, stannic oxide and silicon oxide and having an average primary particle size of 1 to 10 nm, which modified metal oxide particles (iii) are dispersed in an organic solvent. The average primary particle size of the core particles (i) and the average primary particle size of the coating particles (ii) satisfy the relationshipsize of core particles(i)≥size of coating particles(ii),the ratio (total weight of metal oxides other than stannic oxide) / (weight of stannic oxide) is from 0.005 to 1.0, and the sol includes an amine (a) having a water solubility of 0.1 g / L or more and an amine (b) having a water solubility of less than 0.1 g / L.

This heat storage resistor comprises latent heat storage particles and a solid medium, and has an electric resistivity within the range of 1 × 10-7 to 3 × 103 Ω·cm, wherein: the latent heat storage particles each have a core particle and a coating part that covers at least part of the surface of the core particle; the core particle has, as a component thereof, a certain element or the like, and has a melting point of 100°C or higher; and the coating part has, as a component thereof, an element or the like that is different from the component of the core particle, does not cause chemical reaction with the core particle in an operation temperature range, and has an electric resistivity within the range of 1 × 10-7 to 3 × 103Ω·cm.

A carrier for forming an electrophotographic image is provided. The carrier comprises a core particle and a coating layer coating the core particle. The coating layer contains chargeable particles and a dispersant. The carrier has an apparent density of from 2.0 g / cm3 or greater but less than 2.5 g / cm3.

This invention discloses a method for preparing diamond rare-earth europium (EEUR) color core particles, belonging to the field of non-metallic element materials. The method involves coating a europium oxide suspension onto a single polished silicon wafer, followed by microwave plasma chemical vapor deposition (CPCVD) to form EEUR color core particles. This method allows for the growth of EEUR color core particles on the surface of a diamond film. The absence of obvious traces of Eu₂O₃ nanoparticles on the surface of the EEUR color core particles indicates that the diamond implantation solution within the europium oxide particles rapidly forms the EEUR color core particles during CPCVD, resulting in the diamond core ultimately covering the europium oxide particles, thus forming a core-shell structure, i.e., the diamond rare-earth europium color core particles. The obtained EEUR color core particles are mostly irregularly shaped with a diameter of approximately 8 μm.

The present invention relates to the field of pharmaceutical formulations, and in particular to a fine granule and a preparation method therefor. The provided fine granule is a fine granule having core particles, a coating layer and an additional material layer. Hydroxypropyl cellulose and / or hydroxypropyl methylcellulose in a specific proportion are selected as a tackifier, and low-substituted hydroxypropyl cellulose is used as a disintegrating agent, so that the prepared fine granule has good particle compactness, disintegration performance and dissolution performance. An anti-adherent is homogenized during the preparation of the coating layer material, so that the prepared coating layer material has good anti-adhesion effect, and does not adhere in the particle coating process, thereby ensuring the integrity of the particles. A fluidized granulation coating machine is selected for preparation and coating of the core particles, thereby ensuring more uniform particle size distribution of the fine granule.

A process layer management and display method supporting multi-chip stacking design comprises the following steps: analyzing a layout file, generating a process layer list and a core particle list of all core particles, and distributing a corresponding shadow layer for each core particle; the shadow layer comprises a layer number and a layer name of the process layer, and a definition for controlling visible, selectable and color display of the core particles or the process layer; searching all core particles containing corresponding process layers from the core particle list and the process layer list according to input layer numbers and layer names, and performing highlight display; when the editing area is switched, the process layer of the target core particle is set to be in an active state in the process layer list; and storing the editing operation data of the process layer in the current active state into an independent layout file. An independent shadow layer is bound for each core particle, and the number and the name of the original process layer are reused, so that the correct editing behavior is ensured; the core particles and all process layers in the core particles are managed and displayed through coarse and fine granularity, so that the management and display problems of cross layers among different processes are solved.

Toner for development of electrostatic latent images has a toner particle including a toner core particle and a shell layer that coats it. The toner core particle includes, at least, a binder resin and a colorant. The toner core particle contains as the binder resin a particular polyester resin having a repeating unit derived from 1,2-propanediol. The shell layer contains a alcoholic hydroxy group containing resin having one or more types of repeating unit having an alcoholic hydroxy group. The proportion of an alcoholic hydroxy group containing monomer in the alcoholic hydroxy group containing resin is 1 mass % or more. The coverage ratio of the surface of the toner core particle with the shell layer is 75% or more.

To provide a two component developer having stable transfer characteristics and positive chargeability and having excellent drum cleaning property.SOLUTION: The two component developer includes: a positively chargeable toner including: a toner mother particle including a toner core and a shell layer formed from a resin containing an acrylic resin; and an external additive adhering to a surface of the toner mother particle; and a carrier having a surface coated with a resin coating layer containing a silicone resin. The external additive includes silicone-modified acryl resin particles having a volume-average particle size of at least 40nm and no greater than 140nm. When the toner is subjected to an ultrasonic treatment in which ultrasonic vibration at a power of 100W and a frequency of 28kHz is applied for 1 minute in an aqueous dispersion liquid containing the toner and a nonionic surface active agent, the amount of the silicone-modified acryl resin particles detached and liberated from the toner base particles is 0.35 mass% or less with respect to the adhesion amount of the silicone-modified acryl resin particles before the ultrasonic treatment.SELECTED DRAWING: Figure 1

The invention discloses an electromagnetic interference virtual simulation method for a core particle integrated chip and computer equipment, and the method comprises the steps: extracting the surface current density and electrical characteristic parameters of a certain position in a first core particle model under the working frequency of a first core particle; extracting the surface current density of the same position in the first core particle model under the working frequency of the second core particle; creating a virtual interference source device model of which the working frequency is the same as that of the first core particle outside the two-time distance of the distance between the first core particle and the second core particle, enabling the virtual interference source device model to be close to the surface current density extracted under the condition of the second core particle, and obtaining a corresponding size parameter; and creating a virtual interference source device model corresponding to the size parameter, extracting the surface current density and the electrical characteristic parameter under the working frequency of the first core particle, comparing the surface current density and the electrical characteristic parameter with the condition of a single core particle, and evaluating the performance influence of the first core particle caused by electromagnetic interference. According to the invention, more accurate simulation of performance influence caused by mutual electromagnetic interference of devices with different working frequencies can be realized.

The invention relates to cerium based core-shell particles having a core of cerium oxide optionally doped with at least one metal (M) and a shell consisting of a plurality of nanoparticles of cerium oxide optionally doped with at least one metal (M′), which can be the same or different from metal (M), formed on the surface of the core particle. The invention also relates to dispersions thereof in a liquid medium, to a process for producing the same and to the use of these particles and dispersions in polishing applications such as chemical mechanical polishing.

A ferromagnetic powder composition comprising (i) soft magnetic iron-based core particles and (ii) a first coating layer that at least partially covers and is in direct contact with the surface of the core particles, the first coating layer comprising a) a general formula (K₂O). α (SiO2) β a) silicates, wherein α is the molar number of K2O, β is the molar number of SiO2, and the β / α molar ratio is in the range of 0.5 to 4.1, wherein the silicates are present in an amount of 0.02 wt% to 1.0 wt% based on the total weight of the ferromagnetic powder composition; b) optionally, particles comprising a compound of bismuth and oxygen having a Di in the range of 0.1 μm to 10 μm as measured according to ISO 13320-1. 50 c) as a dopant dissolved in silicate (a) by oxoanions or hydroxyanions. A second coating layer may be provided. Methods for producing the composition and manufacturing an object, and an object comprising the composition.

Disclosed herein is a composition comprising a core particle; and a shell; where the shell has a different composition from the core particle and is disposed on the core to form a core-shell particle; where the shell is homogeneous having a thickness of 500 micrometers or less and covers a part or the entire outer surface of the core particle; and where the shell is deposited via physical vapor deposition. Disclosed herein too is a method of producing core-shell particles, the method comprising disposing core particles on a substrate holder that lies in a vacuum chamber; applying a vibration to the substrate holder to produce a resonance in the core particles; fluidizing the core particles by virtue of the applied vibration or fluidizing the core particles in the substrate holder with a stream of.fluid; irradiating the core particles with an ion beam to etch, dope or increase surface area of the core particles; and coaling the core particles with a shell using physical vapor deposition.

The invention provides an optical engine module and a manufacturing method thereof, and relates to the technical field of semiconductors. The method comprises the following steps: firstly, providing at least one PIC sending core particle and at least one PIC receiving core particle; a first RDL layer and a metal column located on the first RDL layer are manufactured based on the first substrate; transferring the PIC sending core particle and the PIC receiving core particle to a first RDL layer; a plastic packaging layer is manufactured based on the surface of the first RDL layer; stripping the first substrate, and manufacturing a bump on the basis of one side, far away from the PIC sending core particle and the PIC receiving core particle, of the first RDL layer; manufacturing a second RDL layer based on the surface of the plastic packaging layer, wherein the second RDL layer exposes the position of the metal sacrificial layer; removing the metal sacrificial layer and exposing the groove; mounting a lens array based on the position of the groove; and finally, welding an EIC chip based on the surface of the second RDL layer. The invention has the advantage of realizing miniaturization.

This method for producing a bell structure includes: step A for preparing a composite particle having a core particle and a water-soluble material that covers said core particle; step B for obtaining a precursor for thermoforming, which contains the composite particle and a thermosetting resin particle or a coated particle coated with a thermoplastic resin; step C for thermoforming the precursor for thermoforming to obtain a resin molded body containing the composite particle; and step D for bringing the resin molded body into contact with a solution containing water or an alcohol.

The invention discloses a data processing method and device. The method comprises the following steps: monitoring whether each core particle contained in a chip meets a storage failure condition or not; determining at least one second core particle in the chip in response to the condition that the first core particle meets the storage failure condition; wherein the weight data and the activation data stored in the first core particle are at least stored in the second core particle; the second core particle and the first core particle are arranged adjacently, and / or the second core particle and the first core particle execute the same data parallel task; according to the second core particle, updating a data access path used for accessing the data stored in the first core particle; wherein the data access path is used for accessing the weight data and the activation data in the second core particle.

This application relates to the field of artificial core technology, and discloses a high-temperature and high-pressure resistant artificial core for steam-driven thermal recovery and its manufacturing method. The manufacturing method includes the following steps: thoroughly mixing core particles with a binder to obtain a mixture; molding the mixture into a square columnar core; forming a sealing layer on the outer surface of the columnar core, and installing high-temperature resistant end caps at the inlet and outlet ends of the columnar core to obtain a cemented core; allowing the cemented core to solidify; heating a liquid crystal polymer to complete melting; placing the cemented core into a mold, pouring the liquid crystal polymer into the mold, ensuring the liquid crystal polymer completely submerges the cemented core; applying a set pressure to the mold, maintaining the set pressure, cooling to a set temperature, and then unloading the pressure to completely solidify the liquid crystal polymer to form the artificial core; demolding the artificial core from the mold, and installing valves on the high-temperature resistant end caps. The artificial core produced by this method meets the temperature and pressure requirements of indoor physical simulation experiments for heavy oil thermal recovery.