Matches 1 - 50 out of 109 1 2 3 >

AcclaimIP-ad

Match Document Document Title
DE112017006521T5 FERRITE SINTER MAGNET, FERRITE PART, COMPOUND MAGNET, ENGINE AND GENERATOR  
There is provided a ferrite sintered magnet having a ferrite phase having a magnetoplumbite-type crystal structure, x, y and m satisfy the following equations (1), (2) and (3) when the composition...
DE102019104583A1 FERRIT SINTER MAGNET, ENGINE AND GENERATOR  
There is provided a ferrite sintered magnet comprising a main phase formed of ferrite having a magnetopium-type hexagonal crystal structure, the main phase containing Fe and Co, and the ferrite...
DE102019104576A1 FERRIT SINTER MAGNET, ENGINE AND GENERATOR  
A ferrite sintered magnet contains a main phase formed of ferrite having a magnetoplumbite type hexagonal crystal structure; a first minor phase containing La, Ca and Fe, in which an atomic ratio...
DE112017000744T5 Magnetpulver und Verfahren zu seiner Herstellung und Magnetaufzeichnungsmedium und Verfahren zu seiner Herstellung  
Ein Verfahren zum Herstellen eines Magnetpulvers enthält das Ändern einer Koerzitivkraft eines Magnetpulvers durch Bestrahlung mit einer Strahlung.
DE112009001356B4 Improved hexagonal ferrite material and method of making and using it  
An electrical component comprising BaMCoFeO, wherein Ba is barium, M is at least one alkali metal selected from the group consisting of potassium and rubidium, Co is cobalt, Fe is iron, O is...
DE19549875B4 Use of magnetic particles to isolate nucleic acids  
Magnetic particles with an outer glass surface that is essentially pore-free or has pores with a diameter of less than 10 nm and ferromagnetic particles with a glass surface can preferably be used...
DE102012211947A1 Magnetic core-shell particles with high separation efficiency  
Functionalized, magnetic core-shell particles, which are predominantly in the form of isolated, essentially spherical individual particles, the core of which essentially consists of one or more...
DE102012201774A1 Magnetically separable microparticles with a siliceous shell, processes for their preparation and their use  
The invention relates to magnetically separable particles, each comprising a plurality of nanoparticles with reversible magnetic properties in a matrix, the inorganic proportion between 70 and 100...
DE102012203536A1 Magnetic material for antennas, antennas and wireless communication devices  
The invention provides: a magnetic material for antennas which is available in a wide band and with high efficiency at high frequencies and with which a small antenna etc. can be realized with...
DE112009001356T5 Improved hexagonal ferrite material, and methods of preparation and use thereof  
A compound comprising a doped alkali metal hexaferrite.
DE19854973B4 A method for purifying nucleic acids  
Preparation comprising particles having a glass surface, which contains more than 75th% of these particles have a particle size between 0.5 and 15 microns have characterized in that the glass...
DE19528718B4 Magnetite particles and process for producing same  
Magnetite particles having surfaces, each covered with a thin film of iron-zinc oxides, and which has a saturation magnetization of at least 79 emu / g, a blackness (L) of at most 19.5 - when...
DE102008001433A1 Hydrophobic silicon-iron mixed oxide  
Hydrophobic silicon-iron mixed oxide powder, characterized by the following physicochemical characteristics:BET surface area 20 to 75 m2/GCarbon content from 0.5 to 10.0 wt .-%Tamped density from...
DE202009007128U1 An arrangement for holding articles  
Arrangement for holding objects in the form of a carrier plate (1) to these items or decorations such as picture material for teaching purposes, Stable to fix and optionally to exchange freely,...
DE19520398B4 Magnetic pigment  
reagent composition for isolating nucleic acids from a sample comprising (A) magnetic particles having a Glass surface, (B) a chaotropic salt solution, (C) optionally a washing solution and (D)...
DE10230164B4 A method of producing a body for an induction magnet for use in generating a high-density plasma as well as Halbleiterherstellungsgrät that uses an induction magnet manufactured according to this method  
process for the production of a body for one Induction magnet (70), the method comprising: To convert a metallic magnetic base material in a powder of Particles (701) of metallic magnetic material...
DE10304794B4 Use of an electrically conductive magnetic liquid  
use an electrically conductive magnetic liquid (1), consisting of a non-magnetic and electrically non-conductive carrier liquid (3) the electrically conductive and magnetic particles (2) contains,...
DE102005030301B4 Process for the preparation of nanocrystalline magnetic iron oxide powders  
process for the production of nanocrystalline iron oxide powders with narrow particle size distributions and average particle sizes above 15 nm by cyclic precipitation from aqueous solution...
DE102005030301A1 Preparation of nano-crystalline magnetic ferric oxide powder comprises adjusting the pH of a solution mixture by adding an alkaline solution, heating the mixture and separating the magnetic particles from the mixture by centrifugation  
Preparation of nano-crystalline magnetic ferric oxide powder with an average particle size of 15 nm from an aqueous solution by cyclic precipitation comprises adjusting the pH value of a solution...
DE10255893B4 Method and apparatus for heating a material containing a plurality of magnetic particles  
process for heating a material containing a plurality of magnetic particles (4) by applying an electromagnetic alternating field on the Material (4), characterized in that the magnetic particles...
DE19715477B4 Method and apparatus for producing hard magnetic single-domain with high coercivity  
process for the production of single-domain hartmagnetichen high coercivity according to the general formula MO · Fe 62O3wherein M is barium, strontium or a mixture of barium and strontium means...
DE10065761B4 Platelet-shaped magnetic particles, their preparation and use  
Platelet-shaped particles, characterized in that these have a plurality of layers, wherein the core alumina and / or a mixed phase of aluminum oxide and contains silica, the intermediate layer...
DE10304794A1 Electrically conducting, magnetic powder for electrical part for transmitting electrical signal/voltage/current between contacts contains or consists of electrically conducting and magnetic particles  
The electrically conducting, magnetic powder (1) contains or consists of electrically conducting and magnetic particles (2). The particles can be pre-magnetized so as to attract each other. The...
DE10255893A1 Method for heating, by means of an alternating electromagnetic field, a material containing magnetic particles involves alignment of the magnetic axes of these particles  
The method for heating, by means of an alternating electromagnetic field, a material (4) containing magnetic particles involves alignment of the magnetic axes of these particles. An Independent...
DE10235302A1 A process for preparing bead-shaped or spherical magnetic particles based on acrylic acid for the purification of biological substances  
The present invention relates to a method for preparing beaded or spherical magnetic particles based on acrylic acid for the purification of biological substances.
DE10201084A1 Magnetic particles containing silicon, process for their production and use of the particles  
The invention relates to superparamagnetic particles consisting of spherical magnetite cores having a surface layer of silicon dioxide. The magnetite particles coated with silicon dioxide are used...
DE10140089A1 Superparamagnetic oxide particles, process for their preparation and their use  
Pyrogenic oxide particles containing superparamegnetic metal oxide domains having a diameter of 3 to 20 nm in a non-magnetic metal or metalloid oxide matrix having a chloride content of 50 to 1000...
DE10230164A1 Induction magnet for generating magnetic field in semiconductor device manufacturing equipment, has body containing unitary parts of electrically insulating and magnetic material  
An induction magnet comprises a body containing at least one unitary part of an electrically insulating and magnetic material. Independent claims are also included for: (a) a method of...
DE10065761A1 Platelet-shaped magnetic particles  
The invention relates to plate-like, multi-layer particles, the nucleus thereof containing aluminium oxide and/or a mixed phase of aluminium oxide and silicon dioxide, the intermediate layer...
DE10044398A1 Production of iron oxide yellow pigment, used in building material, plastics, paper, color or for producing heterogeneous catalyst e.g. for ethylbenzene dehydrogenation, comprises seeding pre-precipitated iron-II chloride and oxidation  
In iron (Fe) oxide yellow pigment production, preferably-precipitated Fe-II chloride (FeCl2) solution is added to alpha -FeOOH seeds produced by the alkaline process to give a suspension with...
DE10042611A1 Manganese zinc group ferrite for ferrite cores used in transformers of electric power unit, contains predetermined amount of oxides of iron, zinc, manganese, calcium, silicon and nickel  
The manganese zinc group (MnZn) ferrite contains 52.5-54 mol% of iron oxide (by Fe2O3 conversion), 7.7-10.8 mol% of zinc oxide (by ZnO conversion), 350-700 ppm of silica (by SiO2 conversion),...
DE19919791A1 A process for preparing precipitated magnetites  
The present invention relates to a process for producing magnetite particles. These are used in the production of toners.
DE19855259A1 Composition comprising magnetic particles with glass coating, useful for purifying nucleic acids in diagnostic samples  
A composition comprises particles with a glass surface, where more than 75 % of the particles have a diameter of 0.5-15 mu m. A composition is claimed which comprises particles with a glass...
DE19854973A1 Process for the purification of nucleic acids uses glass particles with zinc oxide  
A composition (I) comprises particles with a glass surface and where more than 75 weight % (wt.%) of the particles have a diameter of 0.5-15.0 mu m. Independent claims are also included for the...
DE19743518A1 Automated universally applicable sample preparation method  
The invention relates to a method for preparing biological samples for a subsequent detection of an analyte, especially of a nucleic acid, in said sample. The invention also relates to the...
DE19715477A1 Production of barium and/or strontium hexa:ferrite magnetic particles  
Preparation of hard magnetic barium/strontium hexaferrite single domain particles (I) of formula MO.6Fe2O3 (where, M = Ba and/or Sr), having a high coercive field strength, involves: (i) melting a...
DE19702431A1 Magnetite with narrow particle size distribution and good colour, dispersibility and thermal stability  
Magnetite (I) with specified properties is claimed. (I) has a CIELAB lightness L* = 50.0-60.0, CIELAB hue (reddish) a* = -0.5 to 1.5, CIELAB hue b* (bluish) = -3.0 to -7.0, sphericity = 0.80-1.0,...
DE19638591A1 Spherical magnetic particles  
Monodisperse magnetic particles with a particle size from 50 to 1500 nm have a spherical silicium dioxide core punctually coated with magnetite particles with a particle size below 60 nm and a...
DE19631007A1 For the thermal transfer of layers suitable media  
For the thermal transfer of a layer suitable media I containing $ A a) a support layer II, $ A b) thereon a layer III containing $ A 1) 75 to 90 wt .-% of a polymer IV having a softening point...
DE19624426A1 Magnetic particle for transport of diagnostic or therapeutic agent  
Coated magnetic particles comprise: (a) a core containing nano-crystalline magnetic particles of Fe3O4, psi -Fe2O3, double oxides or hydroxides of divalent or trivalent iron with divalent and/or...
DE19537985A1 Magnetic particles with glass surface  
New prods. are (a) magnetic particles with an external glass surface that is nonporous or has pores with a dia. below 10 nm and (b) ferromagnetic particles with a glass surface.
DE19630756A1 A process for producing iron-containing complex oxide powder  
Described is a sealing material of a metal sheet with a coating thereon of a mass with a water swelling agent, for. B. a superabsorbent polymer o. Like., In addition to a fiber base of both...
DE19628845A1 Acicular goethite particle prodn.  
Producing goethite particles involves: (a) adding a sub-stoichiometric amount of alkali to an aq. Fe(II) salt soln. to ppte. a complex intermediate product; (b) oxidising the Fe(II) in the ppte....
DE19520398A1 Magnetic particles with, opt. porous, glass surface  
Magnetic particle (A) with an external glass surface that is non-porous or has pores with a dia. <10 nm. Also claimed is a ferromagnetic particle (B) with a glass surface.
DE19518942A1 A process for the production of metallized polymer particles and by the process produced polymer material  
A process for the production of finely divided polymer materials with metallized surfaces is described. For this purpose, finely divided aminoplasts are first synthesized from aminoplast...
DE4419173A1 Magnetizable multi-coated metallic luster pigments  
Magnetizable luster pigments based on multi-coated platelet-shaped nonferromagnetic metallic substrates with $ AA) of a first, ferromagnetic layer, the iron, cobalt, Nickel, Magnetite and / or...
DE4339841A1 Finely divided needle-like magnetic chromium di:oxide  
Finely divided, needle-like magnetic CrO2 modified with Fe, Te and/or Sb has a coercive field strength of at least 40 kA/m, a saturation magnetisation of at least 85 nTm<3>/g, and a specific...
DE4428693A1 Process for producing a ferrite magnet  
A process is provided for producing a magnet, which comprises the following steps: wet milling of a ferrite powder present in a slurry, to produce a slurry of fine ferrite particles; thickening...
DE4323353A1 Cobalt-containing iron-oxide pigments, process for their production and their use  
The present invention relates to magnetic, cobalt-containing iron-oxide pigments having a Co content of 0.1 to 10 % by weight and an Fe<2+>/Fe<3+> ratio of 0.15 to 0.50, a process for their...
DE4319572A1 Co-containing iron oxide pigments, processes for their preparation and containing magnetic media  
The present invention relates to Co-containing iron oxide pigments of the general composition (Co ↓ y ↓ Fe ↓ (1-y) ↓) ↓ (9-x) ↓ O ↓ 12 ↓ with 0
Matches 1 - 50 out of 109 1 2 3 >