101 results about "Particle composition" patented technology

The utility model relates to a mineral powder production system which comprises a first raw material bin and a second raw material bin, the first raw material bin is connected with a raw material weighing feeder, the discharging end of the raw material weighing feeder is connected with a chute, and the chute is connected with a grinding machine; the second raw material bin is connected with a crusher, the crusher is connected with a powder concentrator, a coarse powder bin and a fine powder bin are arranged at the downstream of the powder concentrator, powder in the fine powder bin is stirred by adding water through a first kneading machine, and superfine powder is obtained after stirring and fine grinding; the powder in the coarse powder bin is mixed and stirred with the superfine powder through the second kneading machine, and the mixed powder obtained after mixing and stirring is conveyed to the chute, mixed with the raw material powder and then introduced into the grinding machine. The particle composition state of the powder can be improved, the particle size distribution of the powder is obviously changed, the peak width on a particle size distribution diagram is widened, the peak height on the particle size distribution diagram is reduced, the level difference is increased, and higher bulk density is achieved.

The disclosure relates to a particulate composition comprising ensifentrine, wherein the particulate composition further comprises: from greater than 0.00 wt % to 0.60 wt % of 1,3-bis(2-(2-(mesitylimino)-9,10-dimethoxy-4-oxo-6,7-dihydro-2H-pyrimido[6, 1-a]isoquinolin-3(4H)-yl)ethyl)urea (BMIQU) relative to the total weight of ensifentrine; and from 0.00 wt % to 0.50 wt % of a biuret impurity of formula (A) relative to the total weight of ensifentrine. Further disclosed herein are liquid pharmaceutical compositions comprising the particulate composition, and a process 10 for producing the particulate composition are also described.

Compositions of particles having at least 95% by weight of cisplatin and a specific surface area (SSA) of at least 3.5 m2 / g. methods for their use. and methods for their production are provided.

The present invention relates to a feedstock composition comprising inorganic particles having a multi-modal particle size distribution and comprising: an irregular set of fine particles having a fine particle size distribution and an average fine particle diameter; and an irregular set of coarse particles having a coarse particle size distribution and an average coarse particle diameter in a range from 4 to 7 times the average fine particle diameter. The feedstock composition further includes a binder composition adapted to solidify to form a body including the inorganic particles and the solidified binder composition. In addition, the present composition provides a method of forming a molded body including inorganic particles dispersed in the binder composition and a method of forming a low porosity inorganic sintered body.

The invention relates to a preparation method of a superfine early-strength mineral admixture based on solid waste reutilization, and belongs to the technical field of solid waste reutilization. The admixture is prepared by the following steps: performing multi-stage ultrafine grinding on mineral slag, steel slag, raw fly ash and manganese slag to prepare solid waste powder, and adding composite excitants Na2SiO3, AlCl3. 6H2O, citric acid, CaCl2. 2H2O and a UEA expanding agent, and dispersing agents polycarboxylate superplasticizer and nano SiO2. The high-activity early strength, low-shrinkage crack resistance and high solid waste utilization rate of the admixture are realized through solid waste synergistic activation, multi-stage grinding particle composition optimization and excitation-dispersion synergistic effect.

The present invention provides a paste-like silver particle composition that suppresses the deterioration of adhesive performance due to changes over time after the preparation of the silver particle composition. [Solution] The paste-like silver particle composition comprises first silver particles with an average particle size of 2 to 5 μm and coated with an organic substance having polar groups, second silver particles with an average particle size of 0.5 to 1 μm and coated with an organic substance having polar groups, third silver particles with an average particle size of 50 nm to 300 nm and coated with an organic substance having polar groups, a volatile dispersion medium, a diamine compound, and a fatty acid having 6 to 10 carbon atoms, wherein the diamine compound is present in an amount of 0.5 to 5% by weight of the total weight, and the fatty acid is present in an amount of 0.5 to 2% by weight of the total weight.

Compositions, systems, and methods are provided for detecting target particles, such as target actinide particles. The composition includes 2‑(5‑Bromo‑2‑pyridylazo)‑5‑(diethylamino)phenol (Br‑PADAP), 1‑(2‑Pyridylazo)‑2‑naphthol (PAN), and iron in effective amounts such that on a condition that the composition is in contact with the target actinide particle, a colorimetric output is produced.

STAR particles and compositions thereof, the STAR particles each having a core structure and one or more microneedle protrusions extending from the core structure. The STAR particle composition comprises: a plurality of STAR particles, the plurality of STAR particles being configured for mechanical disruption of biological tissue; and a vehicle in which the plurality of STAR particles are dispersed, where the composition is adapted to contact a surface of a biological tissue in such a manner that the STAR particles mechanically disrupt the biological tissue, and subsequently attenuate the ability of the STAR particles to mechanically disrupt the biological tissue by one or more inactivation mechanisms.

A product comprises a granular composition of gel particles, particularly micro-gel particles. Said composition comprises a carbohydrate matrix (lattice / network) between cells that contain said gel particles. A method of manufacturing such product that comprises a granular composition of gel particles, particularly micro-gel particles, involves forming an aqueous slurry comprising said gel particles and a water soluble carbohydrate compound. Said slurry is shaped into said product and said shaped slurry is solidified.

The application belongs to the technical field of space plasma environment detection, and particularly relates to a device and method for measuring particle composition and incident direction, which comprises: a detection unit array, which is respectively provided with a plurality of independent charge input channels in an inner circumferential direction and an outer circumferential direction; each charge output channel is used for outputting different initial charge pulse signals in the inner circumferential direction and different terminal charge pulse signals in the outer circumferential direction after a space charged particle is incident at an incident angle, and delay and amplification are performed respectively; and a back-end circuit analysis processing module, which is used for obtaining actual time of flight and actual incident azimuth angle time of the charged particle according to different initial pulse signals and terminal pulse signals collected for each charge output channel, obtaining the composition of the charged particle according to the obtained actual time of flight of the charged particle, and obtaining the actual incident azimuth angle of the charged particle according to the actual incident azimuth angle time.

The invention relates to the technical field of screening devices, and discloses a soil particle composition automatic screening device which comprises a bearing support and a screening charging barrel, a vibration reduction buffer part is arranged at the bottom of the inner side of the bearing support, and an annular bearing seat for bearing and fixing the screening charging barrel is arranged at the top of the vibration reduction buffer part. The vibration motor is operated to drive the screening material barrel to perform vibration screening, the driving motor can drive the rotary scraping piece to rotate, soil particles at the top of the particle screening net are stirred and scraped, blockage and residues in screening holes are not likely to occur, vibration and stirring are both considered, the rubber type shockproof barrel plays a vibration isolation role, and the rotary scraping piece is not likely to be damaged; screening holes of the particle screening nets are sequentially reduced from top to bottom, graded screening and discharging can be conducted in sequence, the soil discharging effect is excellent, the device can conduct graded screening and discharging according to the soil particle size, the vibration protection effect is good, vibration screening and stirring screening are both considered, the screening efficiency is high, and the screening quality is excellent.

Provided herein are compositions comprising a solid particle or pellet comprising a phosphorylcholine-phagostimulant peptide conjugate, including a salt thereof, and an ester-terminated poly (glycolide-co-lactide) wherein the phosphorylcholine-phagostimulant peptide conjugate is an amorphous solid; characterized by any one of: (i) an average particle size of less than 30 [mu] m as determined by SEM; (ii) the powder XRD lacks a corresponding peak having a net intensity peak height above about 30 counts. In addition, methods of treating an ocular disease or disorder in a subject by administering a therapeutically effective amount of a composition of the invention into the eye of the subject are also provided.

Compositions that include benefit agent delivery particles, the particles having a core and a shell encapsulating the core, the shell including certain acrylate-based polymers. Processes for making and using such compositions.

A composition having high dispersibility of a magnetic particle to have storage stability and a heat transport device using the composition. The composition contains a particle and an aqueous medium including water. The particle contains a magnetic particle and a dispersant including polyacrylic acid or a salt thereof.

Apparatuses, systems, materials, and methods for preparing and processing polyethylene ("PE") resin for preparing particle-filled composites and articles, for example, for use in energy storage and / or conversion, carbon capture, and chemical filtration / separation are described herein. According to some embodiments, a method of manufacturing an article includes drying a resin including a reaction solvent and ultra-high molecular weight polyethylene (UHMWPE) particles having a molecular weight of at least about 2,000,000 g / mol and a melt enthalpy of at least 190 J / g, shearing filler particles and the UHMWPE particles to form a blended particle composition, and forming the blended particle composition into an article. In some embodiments, the filler particles are durably enmeshed within fibrils formed by the UHMWPE particles, and the article contains at least 80% by weight of the filler particles.

The present disclosure provides: particles with which a fluororesin can be finely dispersed in a matrix resin; a composition; a molded body; and a low-dielectric material. The present disclosure relates to particles containing: a fluororesin; a compound (I) that has a plurality of groups (A) and is represented by formula (I); and a compound (II) that is capable of reacting with the compound (I) (In the formula, R1 and R2 are the same or different, are each hydrogen or an organic group, and may bond to each other to form a ring structure; and the double line represented by a solid line and a broken line represents a single bond or a double bond.).

Compositions, articles, and methods involving pressure-sensitive adhesives comprising polymer-grafted particles are generally described.

The present invention relates to a particulate composition comprising ensafetine wherein the particulate composition further comprises: from more than 0.00% to 0.60% by weight of 1, 3-bis (2-(2-(mesitylene imino)-9, 10-dimethoxy-4-oxo-6, 7-dihydro-2H-pyrimido [6, 1-a] isoquinolin-3 (4H)-yl) ethyl) urea (BMIQU), relative to the total weight of ensafetine, and a particulate composition comprising: from more than 0.00% to 0.60% by weight of 1, 3-bis (2-(2-(mesitylene imino)-9, 10-dimethoxy-4-oxo-6, 7-dihydro-2H-pyrimido [6, 1-a] isoquinolin-3 (4H)-yl) ethyl) urea And 0.00% to 0.50% by weight of a biuret impurity of formula (A) with respect to the total weight of ensefin. Also described are liquid pharmaceutical compositions comprising the particulate compositions, as well as methods for producing the particulate compositions.

A particle composition for back coating the surface of a quantum dot film, the particle composition comprising a thermosetting resin, organic or inorganic particles, and a curing agent. Quantum dot films with the particle coating composition can effectively improve color shift at large viewing angles and exhibit better brightness in displays.

The invention relates to an on-line measuring device and a measuring method for sample abrasion loss under a single variable condition, an impact particle swarm generation unit generates particle swarms with different impact speeds, and a measuring box is used for placing a sample and is provided with a temperature adjusting unit, a gas guide unit and a measuring unit for on-line measurement of sample quality. And the controller controls and cooperates to complete the abrasion loss test of the high-temperature oxidation sample under the variable temperature condition and the corrosion atmosphere. According to the method, the erosion rate data is calculated more accurately by monitoring the sample quality in real time, the prediction logic of the damage period caused by erosion is obtained by mastering the relationship between particle erosion and steel sheet quality change under different working conditions, and a theoretical basis is provided for equipment maintenance; the erosion weight loss of the steel sheet sample under the conditions of different particle components, impact angles and medium flow rates at high temperature can be tested, and repeated erosion experiments are performed on a single sample by testing the mass of the erosion steel sheet in real time, so that the change rule of the surface damage degree and the weight loss of the sample along with time under different working conditions is obtained.

The embodiment of the application provides a loose accumulation body destruction process simulation method and system combined with multiple physical fields, relates to the technical field of geological engineering and rock and soil mechanics, and first captures the traces of stress transmission field, pore medium seepage field and heat exchange field on the loose accumulation body, obtains a multiple physical field dynamic trace set; reversely models the multiple physical field coupling relationship based on the multiple physical field dynamic trace set, and obtains a reverse coupling model; then, imports physical parameters such as particle composition, pore distribution and mechanical response of the accumulation body into the reverse coupling model to obtain coupling evolution data; then, constructs a destruction evolution layered path according to the coupling evolution data; and finally, generates destruction process simulation data containing multiple-dimensional evolution information based on the destruction evolution layered path. The application can accurately simulate the destruction process of the loose accumulation body.

The present invention describes a process for preparing an aqueous mesoporous particle composition comprising a lipophilic compound, the process comprising the steps of: a. Providing an emulsifier or emulsifier blend in powder form; b. Mixing one or more oils at a temperature above 40 DEG C at which all oils have become liquid, where the melting temperatures of the oils differ and the mixture comprises at least a sufficient amount of medium chain triglycerides, such that the composition formed in step g has a partially liquid oil phase at a temperature of about 4 DEG C; c. Adding a hydrophobic compound or amphiphilic compound in any hydrophobic solvent to the oil mixture; d. Optionally cooling the mixture to room temperature; e. Adding the emulsifier powder and water to the oil mixture and emulsifying the mixture with optional stirring and heating to 30 DEG C to 40 DEG C; f, performing ultrasonic treatment on the emulsified mixture, and optionally performing mixing or fluidization treatment until the average particle size of the mixture is kept stable; g. Cooling the ultrasonically treated mixture to allow for sufficient time to crystallize; and h. Optionally, performing a second ultrasonic treatment while maintaining the mixture at a low temperature, as well as a composition produced by the above process.

Provided is a clothing fragrance-retaining particle composition, including a pellet core and a coating layer of the pellet core, where the pellet core includes the following components: water-soluble particle, adsorbent, essence, fragrance-retaining agent, adhesive and filler; and the coating layer includes the following components: excipient, adhesive and accessory agent. The fragrance-retaining particle composition has a coating structure, and contains a specific fragrance-retaining agent and an adsorbent, which can achieve a sustained release of essence and make fragrance fixative. Further, a particle size of the fragrance-retaining particle is controllable, and the composition can prevent the loss of fragrance, thereby achieving long-lasting fragrance. The fragrance-retaining particle composition provided in the present invention exhibits many advantages, such as good solubility, strong stability and uniform appearance, of a fragrance-retaining particle.

The present disclosure features particle compositions, such as liposomes and lipid nanoparticles, comprising polysarcosine-lipid conjugates, as well as methods for making and using the same. The present disclosure features particle compositions, such as liposomes and lipid nanoparticles, comprising polysarcosine-lipid conjugates, as well as methods for making and using the same. In one embodiment, the particle composition further comprises a therapeutic payload, such as an oligonucleotide (e.g., mRNA or DNA) or a protein (e.g., an antibody or enzyme). In one embodiment, the particle composition comprises particles comprising (i) a polymer described herein and one or more of (ii) a phospholipid, (iii) a steroid, (iv) a payload (e.g., an oligonucleotide or protein), and (v) an additional lipid component.

Particulate laundry additive composition having a plurality of particles wherein each of said particles has a mass between about 1 mg to about 5000 mg, the composition including:i) at least about 60% by weight of the composition of particle A, wherein particle A includes at least 40% by weight of the particle of a carrier, from about 0.1% to about 10% by weight of the particle of perfume and the particle is substantially free of Bacillus spores and enzymes; andii) at least about 2% by weight of the composition of particle B, wherein particle B includes at least about 40% by weight of the particle of a carrier, from about 0.0001% to about 5% by weight of the particle of Bacillus spores and enzymes and less than about 0.01% by weight of the particle of perfume.

The invention discloses a method for rapidly analyzing multiple characteristics of engineering residue soil and matching raw materials for preparing sintered products. The method comprises the following steps: 1, weighing and sampling; 2, drying to obtain water content; 3, performing XRD (X-Ray Diffraction) testing, XRF (X-Ray Fluorescence) testing and heavy metal testing to obtain mineral composition, chemical components, ignition loss and heavy metal content; 4, testing particle size distribution to obtain particle composition and gravel content; 5, counting; 6, obtaining data of the engineering residue soil; and 7, carrying out raw material matching on the engineering residue soil and other solid waste materials according to the chemical components and ignition loss to prepare a sintered product. Through a multi-feature synchronous analysis means, the engineering muck is weighed and sampled, and multiple features of the engineering muck are quickly analyzed to obtain data of the engineering muck, so that quick and accurate analysis of the multiple features of the engineering muck is realized, and then a solid waste material database is obtained, so that raw material matching is performed on the solid waste material database; and the utilization efficiency of the engineering residue soil is improved.

Provided herein are multivalent particles and compositions of multivalent particles for blocking viral infection.

Highly dispersed, highly filled, low viscosity liquid compositions and uses thereof. A composition can include a carrier fluid, a plurality of nano- and micro-sized particles, and multiple dispersants. A carrier fluid can comprise nonpolar organic liquids. A plurality of particles can comprise inorganic particles. A portion of dispersants can exhibit different association affinities for nano-versus micro-sized particles. A composition can be free of water, other solvents, or diluents. A composition can comprise 30 weight % or greater of particles. A composition can exhibit a consistent viscosity of about 1000 centipoise or lower at about 25° C. A curable composition can comprise curable carrier fluids, such as, for example, monomers and / or oligomers. A composition can be utilized in chemical processing, microfluidics, colloidal fluids, 3D printing, coatings, and other types of additive manufacturing. An object can be made, for example, by vat polymerization 3D printing of one or more curable composition(s).