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Coating Processes > Magnetic Base Or Coating

Magnetic Base Or Coating

Magnetic Base Or Coating patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

07/19/07 - 20070166451 - Polyamide fluidized-bed-coating powder for thin-layer fluidized-bed coating
One embodiment of the present invention provides a polyamide powder, which includes polyamide particles having a median grain size d 50 of from 20 to 90 μm, a content of fines <5 μm of below 1% by weight, and at least 75% by weight of spherical particles in which all ...

07/05/07 - 20070154630 - Method for fabricating magnetic tunnel junction device
Provided are a magnetic tunnel junction (MTJ) device and a method for fabricating the same. The MTJ device includes a substrate, and a fixed layer, a tunnel barrier, and a free layer sequentially stacked on the substrate. A magnetoresistance buffer layer formed of a metallic nitride is interposed between the ...

05/31/07 - 20070122546 - Texturing pads and slurry for magnetic heads
A method of texturing a slider surface on a magnetic head for reading and writing information on a hard disk, the texturing applied to prevent stiction between the hard disk and the slider surface. The method comprises the steps of providing a sliding head having a surface having a smoothness ...

03/22/07 - 20070065572 - Information storage medium with laterally magnetised dot array, and process for producing said medium
Each dot (2) contains at least one magnetic domain formed by a thin layer (4) of at least a magnetic material laterally covering this flat material and deposited at oblique incidence relative to the normal (z) to the plane (6) of the array. The invention applies in particular to computer ...

03/08/07 - 20070054039 - Method for manufacturing magnetic recording medium
A method for manufacturing a magnetic recording medium with high reliability is provided, which can form a thin magnetic layer having a dry film thickness of, for example, 60 nm or less while the occurrence of defects on the surface is suppressed. In this method, a magnetic paint having a ...

02/01/07 - 20070026141 - Apparatus and method for producing magnetic recording medium
The present invention provides an apparatus and a method for producing a magnetic recording medium, which are free from base film breakage, capable of running a base film stably during a vapor deposition preparation stage and a vapor deposition step, and excellent in production efficiency. The production apparatus comprises a ...

01/11/07 - 20070009655 - Method of manufacturing a magnetic recording medium
A method of manufacturing a magnetic recording medium comprising forming a reinforcing layer on a first surface of a non-magnetic support, performing a surface treatment that applies external energy to a surface of the reinforcing layer, and forming a functional layer on the surface of the reinforcing layer that has ...

12/21/06 - 20060286292 - Fabricating thin-film magnetic recording heads using multi-layer dlc-type protective coatings
An improved method of fabricating thin-film magnetic recording heads is disclosed. For the method, one or more layers for a feature (such as a read element, a write element, etc) are deposited and patterned. A layer of adhesion material is then deposited on the layers of the feature. The adhesion ...

12/14/06 - 20060280862 - Process for producing magnetic recording medium
A magnetic recording medium is provided which is contaminated less and improved in magnetic properties. The process for producing a magnetic recording medium having a recording layer constituted of magnetic granule portions dispersed in a nonmagnetic matrix portion comprises a first step of forming, on a base body, a nonmagnetic ...

12/14/06 - 20060280861 - Method for producing magnetic recording medium
A method for producing a magnetic recording medium, includes: forming an SOG film on a surface of a magnetic layer; forming a concavo-convex structure in the SOG film comprising one selected from a group consisting of silica glass, alkylsiloxane polymer, methyl silsesquioxane polymer, hydrogen silsesquioxane polymer and hydro alkylsiloxane polymer; ...

10/26/06 - 20060240182 - Metallic thin film type magnetic recording medium and method of manufacturing thereof
A method of manufacturing a metallic thin film type magnetic recording medium is provided. The method comprises the steps of arranging an initial substance of said recording medium in opposition to a plasma discharge electrode, said initial substance comprising a non-magnetic support base, a metallic layer capable of functioning as ...

10/05/06 - 20060222761 - Apparatus, method and system for fabricating a patterned media imprint master
An apparatus, system, and method are disclosed for fabricating a patterned media imprint master. A substrate and a deposition mask may be fixably attached by an intervening spacing element, such that the substrate and deposition mask act as a unified element during a deposition process. A deposition mask may include ...

08/10/06 - 20060177570 - Hybrid coating for magnetic heads
A system and method for providing corrosion protection for a magnetic read/write head is disclosed. A monolayer surface coating is applied to cover those portions of the under layer of a magnetic read/write head not already covered by a previously applied diamond-like coating. This allows for a thinner diamond like ...

08/10/06 - 20060177569 - Method of manufacturing master disk for magnetic transfer
The present invention provides a method of manufacturing a master disk for magnetic transfer, comprising steps of: forming a magnetic layer on the surface of a substrate on which concavo-convex patterns are formed; forming a reverse plate made of a metal plate having a prescribed thickness by electrodepositing a metal ...

08/03/06 - 20060172063 - Method and apparatus for detecting portable electronic device functionality
The present invention is a method and apparatus for the detection of portable electronic device functionality. In a preferred embodiment, the present invention includes a chemically coated antenna to serve as a trigger for device functionality detection. The chemically coated antenna may be passively or actively detected. In active detection, ...

07/27/06 - 20060165880 - Magnetic substrates, composition and method for making the same
A process of making a magnetic assembly having at least one magnetic layer and at least one printable substrate layer including the steps of providing a magnetic composition comprising about 70 wt-% to about 95 wt-% of at least one magnetic material and about 5 wt-% to about 30 wt-% ...

07/20/06 - 20060159844 - Process and apparatus for producing magnetic recording medium
A process for producing a magnetic recording medium comprising: unrolling a flexible polymer substrate from a feed roll; forming a magnetic layer on at least one side of the flexible polymer substrate by a vacuum film forming method in a film forming chamber; and taking up the flexible polymer substrate ...

07/13/06 - 20060153976 - Magnetic recording medium and hard disk drive using the same, and manufacturing method thereof
A magnetic recording medium, a hard disk using the same, and a manufacturing method thereof are provided. In one example, the magnetic nano-particle medium is formed by depositing a magnetic nano-particle colloid on a substrate, wherein the axes of easy magnetization of respective crystalline particles are aligned with high accuracy. ...

07/13/06 - 20060153975 - Magnetic recording medium, the manufacturing method and magnetic recording apparatus using the same
This magnetic recording medium is characterized in that in the magnetic recording medium having a magnetic layer on a non-magnetic substrate by intercalating at least an under layer, the proportion of functional groups per 100 carbon atoms in a diamond-like carbon protective layer mainly composed of carbon for protecting the ...

06/29/06 - 20060141140 - Magnetic recording medium
A magnetic recording medium comprising a flexible support, a lower non-magnetic layer comprising a non-magnetic powder and a binder formed on the flexible support, and an upper magnetic layer comprising a ferromagnetic powder and a binder formed on the lower non-magnetic layer, wherein the upper magnetic layer has a SFD ...

06/29/06 - 20060141139 - Magnetic laminated structure and method of making
An article comprising a multilayered structure comprising a series of magnetic layers is provided. The magnetic layers comprise a magnetic material, and an insulating layer is disposed between successive magnetic layers. Each magnetic layer has a thickness of at least about 2 micrometers and magnetic material has an average grain ...

06/22/06 - 20060134319 - Adhesive layer forming method
In a method for forming an adhesive layer on the surface of a workpiece before the formation of a coating film containing a powder on the workpiece, the present invention provides a method for forming the adhesive layer having a desired thickness. This object is achieved by the following method: ...

06/01/06 - 20060115584 - Production process and production system of magnetic recording medium
A manufacturing method and a manufacturing apparatus of a magnetic recording medium are provided, which can efficiently manufacture a magnetic recording medium having good magnetic characteristics while suppressing warpage of the medium, magnetic degradation of divided recording elements, and misalignment of the processed shape of the divided recording elements. In ...

05/11/06 - 20060099331 - Master information carrier for magnetic transfer and a method for producing the carrier
A method of producing a master information carrier by scanning a track a number of times. The method produces a master information carrier has a pattern of a magnetic layer representing information to be transferred to a high-density recording slave medium where the track width is not larger than 0.3 ...

02/02/06 - 20060024431 - Method of manufacturing a disk substrate for a magnetic recording medium
An object of the present invention is to provide a plating method on a glass base plate. The method allows forming a plating film on a base plate composed of a glass material with excellent adhesivity and homogeneity by means of an electroless plating method even to a thickness of ...

01/19/06 - 20060013948 - Magnetic bias pinning layer for gmr sensor of a magnetic head for a hard disk drive
A giant magneto-resistive (GMR) sensor for a magnetic head for a hard disk drive is disclosed. The sensor includes: a free magnetic layer; a bias layer that provides a bias magnetic field to the free magnetic layer and a bias pinning layer that provides a stabilizing magnetic field to the ...

01/05/06 - 20060003092 - Method of and slurry for texturing glass substrate of magnetic hard disk
Texturing line marks are formed clearly and uniformly over a surface of a glass substrate for a magnetic hard disk such that there will be no abnormal protrusions exceeding 100 Å and the line density will be 30 lines/μm or more by rotating the glass substrate, supplying slurry on the ...

12/08/05 - 20050271799 - Method for producing magnetic recording medium
A method for producing a magnetic recording medium comprising a flexible polymer support, a magnetic layer having a granular structure and a protective layer in this order, the method comprising: forming the magnetic layer on at least one side of the flexible polymer support; and forming the protective layer with ...

11/24/05 - 20050260340 - Nanoparticle for magnetic recording medium, magnetic recording medium using the same, and process for manufacturing magnetic recording medium
The present invention aims to provide a magnetic recording medium improved in recording density, with maintaining various performances thereof, an efficient process for manufacturing the magnetic recording medium, and a nanoparticle for a magnetic recording medium sufficiently utilized therefor. The nanoparticle for a magnetic recording medium of the present invention ...

10/20/05 - 20050233068 - Method for producing corrosion-resistant rare earth based permanent magnet, corrosion-resistant rare earth based permanent magnet, dip spin coating method for work piece, and method for forming coating film on work piece
The objectives of the present invention are to provide a stable and simple method for producing a rare earth metal-based permanent magnet having on the surface thereof a corrosion-resistant film containing fine zinc particles dispersed therein, a corrosion-resistant rare earth metal-based permanent magnet produced by the method, a dip spin ...

10/13/05 - 20050226998 - Fabrication of self-aligned reflective/protective overlays on magnetoresistance sensors, and the sensors
A magnetoresistance sensor is fabricated using a sensor structure including a free layer deposited upon a lower layered structure and depositing an oxide structure overlying the free layer. The depositing of the oxide structure includes the steps of depositing a buffer layer overlying the free layer, wherein the buffer layer ...

10/06/05 - 20050220990 - Magnetic film forming method, magnetic pattern forming method and magnetic recording medium manufacturing method
An Ag ion 6 is locally implanted into a thin film 4 containing, as main components, at least one of Fe and Co and at least one of Pd and Pt and a heat treatment is then carried out, and a portion 7 into which the Ag ion 6 is ...

07/14/05 - 20050153063 - Synthetic antiferromagnetic structure for magnetoelectronic devices
A nearly balanced synthetic antiferromagnetic (SAF) structure that can be advantageously used in magnetoelectronic devices such as a magnetoresistive memory cell includes two ferromagnetic layers and an antiferromagnetic coupling layer separating the two ferromagnetic layers. The SAF free layer has weakly coupled regions formed in the antiferromagnetic coupling layer by ...

07/14/05 - 20050153062 - Method of manufacturing magnetic recording medium
The present invention provides a method of manufacturing a magnetic recording medium that is made by applying a magnetic paint containing a ferromagnetic powder and a binder to a nonmagnetic support, wherein the magnetic paint contains a magnetic liquid, which contains the ferromagnetic powder and the binder, and a polishing ...

06/30/05 - 20050142284 - Method for manufacturing a plated substrate adapted for hard disk medium
In plating on an Si substrate, it has been strongly demanded to apply a treatment for providing an excellent adhesion so as to resist a post-processing such as polishing and for facilitating plating. Then, provided is a plated substrate adapted for hard disk medium comprising an Si single crystal; an ...

06/02/05 - 20050118329 - Method of manufacturing thin film magnetic head and method of forming magnetic layer pattern
Provided is a method of manufacturing a thin film magnetic head capable of achieving compatibility between preventing the occurrence of side erasing and securing overwrite characteristics. When a pole portion layer as a portion where a magnetic flux is emitted is formed, a photoresist pattern is formed so that two ...



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