Patent application number | Description | Published |
20080254296 | Carbon Fibrous Conjunct and Composite Material Using Thereof - Carbon fibrous conjunct is provided by adding to carbon fibrous structures, which each comprises a three dimensional network of carbon fibers each having an outside diameter of 15-100 nm, wherein the carbon fibrous structure further comprises a granular part with which the carbon fibers are bound in the state that the carbon fibers extend outwardly from the granular part, a binder for binding the carbon fibrous structures. The fine carbon fibrous structures having such unique configuration and also bearing physical properties suitable for a filler for a composite material can be provided with a good handleability by this carbon fibrous conjunct. Composite material is prepared by adding to the matrix the carbon fibrous conjuncts, at an amount of 0.1 to 30% by weight based on the total weight of the composite material. | 10-16-2008 |
20090121606 | ELECTRON EMISSION SOURCE - An electron emission Source is disclosed, in which the fine carbon fibers included are uniformly dispersed as compared with those in the conventionally known electron emission sources, and the manufacturing of which is also easy. | 05-14-2009 |
20090124746 | THERMOPLASTIC ELASTOMERIC COMPOSITION - A thermoplastic elastomeric composition which have an improved compression set and good electrical properties is provided. | 05-14-2009 |
20090131575 | COLORED POLYMER COMPOSITION - The disclosed is a colored polymer composition which includes carbon fibrous structures and a coloring agent in a polymer matrix, wherein the carbon fibrous structure comprises a three dimensional network of carbon fibers each having an outside diameter of 15-100 nm, wherein the carbon fibrous structure further comprises a granular part with which the carbon fibers are tied together in the state that the concerned carbon fibers are externally elongated therefrom, and wherein the granular part is produced in a growth process of the carbon fibers. It is the colored polymer composition which includes novel carbon fibrous structures having preferable physical properties as a filler for composite material, and of being able to improve electrical, mechanical and thermal properties of a matrix while maintaining other properties of the matrix, in a small adding amount, and which can show a color as pleases. When a white coloring agent is used as the coloring agent, the darkness in color tone of the polymer which is due to the addition of the carbon fibrous structure can be easily corrected by adding a relatively small amount of the white coloring agent as the coloring agent. | 05-21-2009 |
20090135042 | ELECTROMAGNETIC WAVE ABSORBER - By using a high electromagnetic wave absorbing loss material and adding it in a small amount to a matrix, an electromagnetic wave absorber useful for GHz band, which can demonstrate the electromagnetic wave absorption capability without ruining characteristics of the matrix, and can enjoy a good formability and a low manufacturing cost, is provided. | 05-28-2009 |
20090152508 | CONDUCTIVE COATING MATERIAL - The disclosed is a conductive coating material which includes an organic binder component and carbon fibrous structures, wherein the carbon fibrous structure comprises a three dimensional network of carbon fibers each having an outside diameter of 15-100 nm, wherein the carbon fibrous structure further comprises a granular part with which the carbon fibers are tied together in the state that the concerned carbon fibers are externally elongated therefrom, and wherein the granular part is produced in a growth process of the carbon fibers; and wherein the carbon fibrous structures are contained at a rate of 0.01-50% by weight based on the total weight of the coating material. The conductive coating material gives a coated film which shows a high electrical conductivity and a good film strength, and also coordinates its color as an intended one easily. | 06-18-2009 |
20090226712 | RECYCLED COMPOSITE MATERIAL - An recycled composite material is disclosed, which is prepared by using as a raw material a waste composite material which comprises a matrix component and carbon fibrous structures added to the matrix, and adding an additional matrix component which is homogeneous and/or heterogeneous with the matrix of the spent composite material, and then kneading them together; wherein the carbon fibrous structure comprises a three dimensional network of carbon fibers, each carbon fiber having an outside diameter of 15-100 nm, and a granular part, at which the fibers are bound in a state that the carbon fibers extend outwardly therefrom, and wherein the granular part is produced in a growth process of the carbon fibers. The recycled composite material performs much the same with the original composite material, and is produced briefly at a low cost. | 09-10-2009 |
20090263642 | ELECTRICALLY CONDUCTIVE SHEET - The disclosed is an electrically conductive sheet which includes carbon fibrous structures in polymer matrix, at a rate of 0.01-30% by weight based on the total weight of the sheet, wherein the carbon fibrous structure comprises a three dimensional network of carbon fibers each having an outside diameter of 15-100 nm, wherein the carbon fibrous structure further comprises a granular part with which the carbon fibers are tied together in the state that the concerned carbon fibers are externally elongated therefrom, and wherein the granular part is produced in a growth process of the carbon fibers. The electrically conductive sheet shows a high electrical conductivity while possessing a good film strength. | 10-22-2009 |
20090292057 | COMPOSITION FOR REACTIVE INJECTION MOLDING AND REACTIVE INJECTION MOLDED ARTICLE - A composition for injection molding by which a reactive injection molded article of good mechanical strength and electrical conductivity is prepared is provided. | 11-26-2009 |
20100149018 | ELECTROMAGNETIC WAVE ABSORBER - The disclosed is an electromagnetic wave absorber which is characterized in that ultrathin carbon fibers which show a negative magneto-resistance are contained in the matrix, at a ratio of 0.01-20% by weight based on the total weight. By using a loss material which shows a high electromagnetic waves absorption capability at a small amount, the electromagnetic wave absorber which demonstrates a strong electromagnetic radiation absorption capability without deteriorating the characteristics of the matrix. In addition, this electromagnetic wave absorber has a good formability while being made of a low cost composite material, and is useful as electromagnetic wave absorber for GHz band. | 06-17-2010 |
20110045273 | COMPOSITE MATERIAL - An composite material is disclosed, which includes carbon fibrous structures which are capable of being included in a relatively large amount in the composite material, and which are capable of improving the physical properties, such as electric, mechanical, or thermal properties. | 02-24-2011 |
20120116228 | PIEZOELECTRIC BODY, ULTRASOUND TRANSDUCER, MEDICAL ULTRASOUND DIAGNOSTIC SYSTEM, AND NONDESTRUCTIVE ULTRASOUND TEST SYSTEM - Disclosed is a piezoelectric body having both broad band property and improved piezoelectricity, which can be suitably used for a sensor, an actuator, an ultrasound transducer and the like. The piezoelectric body is featured in that (a) it comprises a laminate structure which is represented by the following general formula, | 05-10-2012 |
20120323122 | ULTRASOUND IMAGE DIAGNOSTIC DEVICE - An ultrasound image diagnostic device including: a transducer to output transmission ultrasound toward a subject by a drive signal and also to output a reception signal by receiving reflection ultrasound from the subject; a noise output section in which when the transducer receives the reflection ultrasound, a voltage containing noise is applied to the transducer to amplify the reception signal by a stochastic resonance phenomenon; a harmonic extracting section to extract a harmonic component from the reception signal; and an image processing section to generate ultrasound diagnostic image data of an interior of the subject based on the harmonic component extracted by the harmonic extracting section, wherein the noise output section applies a voltage containing noise such that the harmonic component is amplified by the stochastic resonance phenomenon to the transducer. | 12-20-2012 |
20140022601 | IMAGE FORMING DEVICE, IMAGE FORMING METHOD, AND INFORMATION PROCESSING DEVICE - An image forming device has an image processing unit that generates first image data on the basis of image forming data describing an object. The first image data specify first gradation values of at least one black or chromatic color. The image processing unit also identifies certain pixels in an area in which the object is disposed, and generates second image data specifying a second gradation value that is greater than a predetermined gradation value for the identified pixels. An image forming unit forms a first image, based on the first image data, by using at least one black or chromatically colored developing agent, and forms a second image, based on the second image data, by using a white developing agent, thereby reproducing colors in white areas while reducing the usage of the white developing agent. | 01-23-2014 |
20140029041 | PRINTING APPARATUS AND IMAGE PROCESSING APPARATUS - An image processing apparatus includes an input unit configured to receive an user's input, a display configured to display a status of the image processing apparatus, and a controller configured to limit an operation of the input unit. The controller is configured, if the image processing apparatus is not in progress of any image processing when a certain condition is satisfied, to display information of the limitation of the operation of the input unit at the display. The controller is configured, if the image processing apparatus is in process of an image processing when the certain condition is satisfied, to display a status of the image process at the display, and then to display the information of the limitation at the display after the image process is completed. | 01-30-2014 |
20140121300 | CARBON FIBROUS CONJUNCT AND COMPOSITE MATERIAL USING THEREOF - The disclosed is a carbon fibrous conjunct in a granule form which comprises carbon fibrous structures and a binder by which the carbon fibrous structures are bound together,
| 05-01-2014 |
20140194745 | ULTRASOUND IMAGE DIAGNOSTIC DEVICE - An ultrasound image diagnostic device including: a transducer to output transmission ultrasound toward a subject by a drive signal and also to output a reception signal by receiving reflection ultrasound from the subject; a noise output section in which when the transducer receives the reflection ultrasound, a voltage containing noise is applied to the transducer to amplify the reception signal by a stochastic resonance phenomenon; a harmonic extracting section to extract a harmonic component from the reception signal; and an image processing section to generate ultrasound diagnostic image data of an interior of the subject based on the harmonic component extracted by the harmonic extracting section, wherein the noise output section applies a voltage containing noise such that the harmonic component is amplified by the stochastic resonance phenomenon to the transducer. | 07-10-2014 |
20150062657 | IMAGE FORMATION APPARATUS AND METHOD OF FORMING IMAGE - An image formation apparatus includes: a data generation unit configured to generate image data based on image formation data giving an instruction to print an image including image regions, the image data indicating pixel values of the image regions; and an image formation unit configured to form the image on a recording medium based on the image data generated by the data generation unit. The data generation unit generates the image data such that a boundary between one of the image regions and an image region adjacent to the one image region is highlighted, if the pixel value of the one image region and the pixel value of the adjacent image region are approximate to each other. | 03-05-2015 |