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9023230 Surfactant-free synthesis of magnetic polypropylene nanocomposites  
The present invention relates facile method to synthesize magnetic PNCs with highly dispersed and narrow size distributed NPs. The PNCs have highly thermal stability and unique electrical and...
9017570 Hybrid filler for electromagnetic shielding composite material and method of manufacturing the hybrid filler  
Disclosed is a hybrid filler for an electromagnetic shielding composite material and a method of manufacturing the hybrid filler, by which electromagnetic shielding and absorbing capabilities are...
9011710 Magnetic-core polymer-shell nanocomposites with tunable magneto-optical and/or optical properties  
Methods are disclosed for synthesizing nanocomposite materials including ferromagnetic nanoparticles with polymer shells formed by controlled surface polymerization. The polymer shells prevent the...
8986567 Magnetic body composition and a magnetic body product  
Disclosed is a magnetic body composition, including a resin and a magnetic nanoparticle, the magnetic nanoparticle including an oxide of at least one kind of metal selected from the group composed...
8986541 Copper recovery apparatus  
According to one embodiment, a copper recovery apparatus includes a precipitation tank, a mixing tank, a filter-aid feeder, a solid-liquid separator includes a filter, a cleaning-water supply...
8951635 Ferrite powder for bonded magnet, method for manufacturing ferrite powder, and bonded magnet using ferrite powder  
A bonded magnet is required to have a large energy product, which is the product of magnetization Br and coercive force Hc. However, in a ferrite powder for a bonded magnet, when the particle...
8901205 Electromagnetic wave-absorbing material  
Disclosed is an electromagnetic wave-absorbing composite. To make the electromagnetic wave-absorbing composite, barium ferrite (BaFe12O19) and barium titanate (BaTiO3) are added into aniline...
8877835 Heat-activatable free-radical initiators and composite material which comprises magnetic particles  
Composite material comprising—one or more heat-activatable free-radical initiators selected from the group consisting of organic peroxides and/or initiators having labile carbon-carbon bonds and...
8871182 3D nanocrystals and manufacturing methods  
The invention relates to nanocrystals, containing one or more metals as defined in the specification; having a size of 2 to 200 nm; having a defined, three-dimensional polyhedral structure,...
8834737 Method for making carbon nanotube composite films  
A method for making a carbon nanotube composite film is provided. A PVDF is dissolved into a first solvent to form a PVDF solution. A number of magnetic particles is dispersed into the PVDF...
8834715 Copper recovery apparatus and copper recovery method  
According to one embodiment, a copper recovery apparatus includes a precipitation tank configured to precipitate copper hydroxide grains in water, a filter aid supplier, a mixing tank configured...
8828262 Method and system for polishing materials using a nonaqueous magnetorheological fluid  
A nonaqueous magnetorheological fluid includes a primarily organic carrier liquid and magnetizable particles. The magnetorheological fluid also includes a buffer, a stabilizer, and water. A pH of...
8828264 Magnetic sheet  
A magnetic sheet containing a binder, a magnetic powder, and a fire retardant, wherein the fire retardant contains at least one of a silicon atom-containing melamine cyanurate and a carboxylic...
8821931 Micro-particles containing a 3-D polymeric structure  
Micro-sized particles having a polymeric structure of cells are provided. Also provided is a method of producing micro-sized particles having a polymeric structure comprising: (1) forming a...
8801956 Hexagonal crystal ferrite magnetic powder for magnetic recording, method for producing the same, and magnetic recording medium using the powder  
A hexagonal crystal ferrite magnetic powder having high magnetic characteristics while having a small particle volume and a high specific surface area is provided, and a high-density magnetic...
8801954 Curable inks comprising coated magnetic nanoparticles  
There is provided novel curable ink compositions comprising coated magnetic metal nanoparticles. In particular, there is provided ultraviolet (UV) curable gel inks comprising at least the coated...
8791188 Process for the production of polystyrene in an ionic liquid and novel polymers thereof  
The present disclosure relates a polymer composite comprising a polystyrene or a polystyrene derivative comprising styrene or styrene derivative monomer units in which at least about 1% (mole...
8765860 Injection molding composition and producing method thereof  
An injection molding composition, having a small fluctuation characteristic and a better characteristic, is provided. The above composition is the injection molding composition comprising a...
8741170 Ferrite particles for bonded magnet, resin composition for bonded magnet and molded products using the same  
The present invention relates to ferrite particles for bonded magnet, having a volume-average particle diameter of 2.1 to 2.7 μm and a particle diameter x90 of 4.3 to 5.4 μm wherein the x90...
8734669 Urethane foam molded article, manufacturing method thereof, and magnetic induction foam molding apparatus  
A magnetic induction foam molding apparatus comprising: a pair of electromagnet parts, each of which has a core part composed of a ferromagnet and a coil part placed on the outer circumference...
8709274 Curable inks comprising surfactant-coated magnetic nanoparticles  
There is provided novel curable ink compositions comprising surfactant-coated magnetic metal nanoparticles. In particular, there is provided ultraviolet (UV) curable gel inks comprising at least a...
8669316 Magnetic ion-exchange resin and method for the preparation thereof  
Magnetic ion-exchange polymer microspheres and a method for preparing the same are provided. The method for preparing the magnetic ion-exchange polymer microspheres includes swelling the...
8641918 Composite material  
A composite material comprises magnetic particles dispersed in electrically insulating material. The magnetic particles have an aspect ratio greater than 1 (preferably greater than 10) and a...
8618032 Polymer having visibility in magnetic resonance image and surface lubricity and medical device  
Provided are a polymer which, when wetted, enables a medical apparatus for use in MRI diagnosis and therapy to be easily visible under MRI and, simultaneously, develops surface lubricity, and a...
8591759 Magnetic nanocomposite material and processes for the production thereof  
The present disclosure relates to magnetic nanocomposite materials, and processes for the production thereof. In particular, the present disclosure relates to nanocomposites comprising magnetic...
8506837 Field-responsive fluids  
A field-responsive fluid which enters a semi-solid state in the presence of an energy field is improved by use of a plurality of energy field responsive particles which form chains in response to...
8496725 Composition for producing magnetic or magnetizable moldings, and process for producing the same  
The invention relates to a composition for producing magnetic or magnetizable moldings, comprising from 95.5 to 98.95% by weight of a powder made of a magnetic or magnetizable material, from 1.0...
8475922 Nanoparticle composite material and antenna device and electromagnetic wave absorber using the same  
According to one embodiment, there is provided a nanoparticle composite material, including nanoparticle aggregates in a shape having an average height of 20 nm or more and 2 μm or less and having...
8470194 Ni—Zn—Cu ferrite particles, green sheet comprising the Ni—Zn—Cu ferrite particles and Ni—Zn—Cu ferrite sintered ceramics  
A Ni—Zn—Cu ferrite material having excellent DC bias characteristics is provided by adding zinc silicate thereto. The above problem can be solved by Ni—Zn—Cu ferrite particles which comprise a...
8465663 Composition for electromagnetic wave suppression and heat radiation and method for manufacturing composition for electromagnetic wave suppression and heat radiation  
A composition for electromagnetic wave suppression and heat radiation includes: a matrix composed of a high molecular material or a low molecular material; and a magnetic particle filled in the...
8444872 Magnetic iron oxide particle, magnetic material, and radio wave absorber  
Disclosed is a magnetic material having high Hc and High Curie point, which is capable of controlling such magnetic characteristics without requiring rare or expensive raw materials. Specifically...
8409463 Aqueous method for making magnetic iron oxide nanoparticles  
The invention discloses an aqueous method of making polymer coated superparamagnetic nanoparticles. The method comprises providing a mixture of iron salts in an aqueous solution of hydrochloric...
8404141 Rare earth bonded magnet  
A rare earth bonded magnet is provided which is produced such that a mixture which comprises: a rare earth magnet powder; a resin binder comprising a thermosetting resin; an organic phosphorus...
8354037 High-frequency magnetic material and method of manufacturing the same  
To provide a high-frequency magnetic material having a superior radio wave absorption property in a high frequency region and a method of manufacturing the same. The high-frequency magnetic...
8329056 Anisotropic rare earth-iron based resin bonded magnet  
Anisotropic rare earth-iron based resin bonded magnet comprises: [1] a continuous phase including: (1) a spherical Sm2Fe17N3 based magnetic material covered with epoxy oligomer where its average...
8313666 Curable inks comprising polymer-coated magnetic nanoparticles  
There is provided novel curable ink compositions comprising polymer-coated magnetic metal nanoparticles. In particular, there is provided ultraviolet (UV) curable gel inks comprising at least the...
8303838 Curable inks comprising inorganic oxide coated magnetic nanoparticles  
There is provided novel curable ink compositions comprising inorganic oxide-coated magnetic metal nanoparticles. In particular, there is provided ultraviolet (UV) curable gel inks comprising at...
8303837 Rotating machine, bonded magnet, magnet roll, and method for producing sintered ferrite magnet  
A rotating machine comprising a sintered ferrite magnet having an M-type ferrite structure, comprising Ca, an R element that is at least one of rare earth elements and indispensably includes La,...
8288458 Composition of a functional material, and method of and apparatus for producing same  
An aggregate of functional particles includes a plurality of functional particles and an insulating material for covering the plurality of functional particles, and a large number of aggregates of...
8282852 Magnetorheological fluid and method of making the same  
A magnetorheological (MR) fluid is described herein. The MR fluid includes a plurality of magnetizable particles having a particle density. The fluid also includes a carrier fluid having a fluid...
8282851 Anisotropic cellular elastomers  
The invention relates to a cellular elastomer which is anisotropic, with anisotropy being defined by the compressive modulus in one of three orthogonal directions being greater than that in the...
8277679 Composite magnetic material and magnetic element  
The object of the present invention is to provide a composite magnetic material having well-balanced magnetic properties and chemical properties, and a magnetic element using thereof. Concretely,...
8277678 Polymer-bonded magnetic materials  
A magnetic composition for power conversion includes a thermoplastic polymer and magnetic powders. The composition has a tensile strength of greater than 20 N/mm2.
8263224 Resin composition  
Disclosed is a resin composition containing a hexagonal ferrite and a resin, which is characterized in that the hexagonal ferrite is contained in an amount of 50-98 parts by weight per 100 parts...
8241518 Soft magnetic material and dust core  
A soft magnetic material includes a plurality of composite magnetic particles including a metal magnetic particle and an insulating film surrounding a surface of the metal magnetic particle. The...
8241517 Nanostructured magnetorheological polymer fluids and gels  
Magnetorheological materials having a supramolecular polymer gel as a component of the carrier are disclosed. Useful supramolecular polymers for gels include those having bipyridine or terpyridine...
8236192 Ferromagnetic nanoparticles with high magnetocrystalline anisotropy for MICR ink applications  
An ink including stabilized magnetic single-crystal nanoparticles, wherein the value of the magnetic anisotropy of the magnetic nanoparticles is greater than or equal to 2×104 J/m3. The magnetic...
8211327 Preparation of rare earth permanent magnet material  
A method for preparing a rare earth permanent magnet material comprising the steps of: disposing a powder comprising one or more members selected from an oxide of R2, a fluoride of R3, and an...
8206545 Magnetically curable composition and magnetic cure process  
A curable composition comprising magnetically active elastic microspheres that are filled with a curing agent. The elastomeric microspheres are predispersed throughout the curable resin and are...
8206606 Oxide magnetic material  
An oxide magnetic material includes a ferrite with a hexagonal structure as its main phase. Metallic elements included in the oxide magnetic material are represented by the formula:...