Patent application number | Description | Published |
20080269427 | Polyphenylene ether oligomer compound, derivatives thereof and use thereof - The present invention provides a bifunctional phenylene ether oligomer compound having a thermosetting functional group at each terminal, an epoxy resin containing the above oligomer compound and a use thereof. That is, it provides a sealing epoxy resin composition for sealing an electric part, an epoxy resin composition for laminates, a laminate, a printed wiring board, a curable resin composition and a photosensitive resin composition. The resins and resin compositions of the present invention are used in electronics fields in which a low dielectric constant, a low dielectric loss tangent and high toughness are required and also used for various uses such as coating, bonding and molding. | 10-30-2008 |
20090011972 | Surfactant for Fine-Bubble Formation - The present invention has its object to provide a surfactant which makes it possible to obtain microbubbles with ease, and is effective to render the microbubbles obtained stable for a long period of time. The present invention relates to a surfactant for microbubble formation
| 01-08-2009 |
20090012331 | Process for the production of vinyl compound - A process, advantageous in producibility, for the production of a vinyl compound containing very small amounts of ionic impurities and hydrolysable halogens, which is capable of curing by means of heat and/or light and giving a cured product having excellent dielectric characteristics and heat resistance, which process can efficiently remove a generated salt and comprises reacting a non-protonic polar solvent solution of a specific bifunctional phenylene ether oligomer with a vinylbenzyl halide in the presence of an alkoxide of an alkali metal,
| 01-08-2009 |
20090205856 | Carboxylic Acid-Modified Bisphenol Epoxy Di(meth)acrylate - The present invention provides a bifunctional phenylene ether oligomer compound having a thermosetting functional group at each terminal, an epoxy resin containing the above oligomer compound and a use thereof. That is, it provides a sealing epoxy resin composition for sealing an electric part, an epoxy resin composition for laminates, a laminate, a printed wiring board, a curable resin composition and a photosensitive resin composition. The resins and resin compositions of the present invention are used in electronics fields in which a low dielectric constant, a low dielectric loss tangent and high toughness are required and also used for various uses such as coating, bonding and molding. | 08-20-2009 |
20100048826 | Polyphenylene ether oligomer compound, derivatives thereof and use thereof - The present invention provides a bifunctional phenylene ether oligomer compound having a thermosetting functional group at each terminal, an epoxy resin containing the above oligomer compound and a use thereof. That is, it provides a sealing epoxy resin composition for sealing an electric part, an epoxy resin composition for laminates, a laminate, a printed wiring board, a curable resin composition and a photosensitive resin composition. The resins and resin compositions of the present invention are used in electronics fields in which a low dielectric constant, a low dielectric loss tangent and high toughness are required and also used for various uses such as coating, bonding and molding. | 02-25-2010 |
20130026140 | ELECTRICAL DISCHARGE MACHINE AND ELECTRICAL DISCHARGE MACHINING METHOD - An electrical discharge machine that performs electrical discharge machining on a workpiece by supplying a machining fluid to a machining gap between a machining electrode and the workpiece, the electrical discharge machine including: an air-bubble generation unit that generates air bubbles in the machining fluid; a storage unit that stores therein the machining fluid containing the air bubbles generated by the air-bubble generation unit; and a flow-rate adjustment unit that adjusts a flow rate of the machining fluid that flows in the storage unit, wherein the flow-rate adjustment unit adjusts the flow rate according to a diameter of the air bubbles contained in the machining fluid to be supplied to a machining tank in which the workpiece is placed. | 01-31-2013 |
Patent application number | Description | Published |
20080212454 | Information recording method and apparatus with suppressed mark edge jitters - Recording information is disclosed in which an information recording medium is irradiated with a recording energy beam that is power-modulated into at least a record power level and a record-ready power level lower than the record power level. The information is recorded on the recording medium in the form of length and interval of a mark portion. When forming a mark portion of a predetermined length, the radiation energy of the energy beam is increased as compared with when forming a mark portion of a different length before or after the first pulse of an energy beam pulse train including at least a pulse for forming the mark portion. | 09-04-2008 |
20080310264 | Information recording method and apparatus with suppressed mark edge jitters - Recording information is disclosed in which an information recording medium is irradiated with a recording energy beam that is power-modulated into at least a record power level and a record-ready power level lower than the record power level. The information is recorded on the recording medium in the form of length and interval of a mark portion. When forming a mark portion of a predetermined length, the radiation energy of the energy beam is increased as compared with when forming a mark portion of a different length before or after the first pulse of an energy beam pulse train including at least a pulse for forming the mark portion. | 12-18-2008 |
20080310270 | Information recording method and apparatus with suppressed mark edge jitters - Recording information is disclosed in which an information recording medium is irradiated with a recording energy beam that is power-modulated into at least a record power level and a record-ready power level lower than the record power level. The information is recorded on the recording medium in the form of length and interval of a mark portion. When forming a mark portion of a predetermined length, the radiation energy of the energy beam is increased as compared with when forming a mark portion of a different length before or after the first pulse of an energy beam pulse train including at least a pulse for forming the mark portion. | 12-18-2008 |
20090034393 | Information recording method and apparatus with suppressed mark edge jitters - Recording information is disclosed in which an information recording medium is irradiated with a recording energy beam that is power-modulated into at least a record power level and a record-ready power level lower than the record power level. The information is recorded on the recording medium in the form of length and interval of a mark portion. When forming a mark portion of a predetermined length, the radiation energy of the energy beam is increased as compared with when forming a mark portion of a different length before or after the first pulse of an energy beam pulse train including at least a pulse for forming the mark portion. | 02-05-2009 |
20090040901 | Information recording method and apparatus with suppressed mark edge jitters - Recording information is disclosed in which an information recording medium is irradiated with a recording energy beam that is power-modulated into at least a record power level and a record-ready power level lower than the record power level. The information is recorded on the recording medium in the form of length and interval of a mark portion. When forming a mark portion of a predetermined length, the radiation energy of the energy beam is increased as compared with when forming a mark portion of a different length before or after the first pulse of an energy beam pulse train including at least a pulse for forming the mark portion. | 02-12-2009 |
20100027399 | Information Recording Method, Information Recording Medium and Information Recording Apparatus - An information recording medium and information recording method using an optical recording medium in which at least one recording pulse is formed for recording information on the optical recording medium, and the information is recorded to the optical recording medium by irradiating the at least one recording pulse on the optical recording medium. A duration of the at least one recording pulse is determined by a combination of (1) a length of M (n) of a mark being currently written, (2) a length S(n−1) of a space precedent to the mark, and (3) a length S(n+1) of a space subsequent to the mark. | 02-04-2010 |
Patent application number | Description | Published |
20090207526 | Head Support Device, Disk Device Having The Head Support Device, And Portable Electronic Device Having The Disk Device - A head support device allowing a further increase in shock resistance against an external impact, a disk device having the head support device, and a portable electronic device having the disk device are disclosed. In the head support device, head support arm on which head slider with a head is disposed through a flexible and elastic gimbal mechanism is formed rotatably about rotary shaft as a horizontal rotating axis in parallel with a disk surface. Head support arm is formed such that it pivots about a straight line drawn between apexes of a pair of pivots as vertical pivot axis vertically with respect to the disk surface. A gravity center position of a total mass of members, except the head slider, pivoting about vertical pivot axis is positioned near vertical pivot axis. The disk device includes the foregoing head support device. | 08-20-2009 |
20130021684 | LENS UNIT - A lens unit has a lens frame configured to be mounted to an imaging device having an imaging element, a first optical system having a first optical axis supported by the lens frame, a second optical system having a second optical axis supported by the lens frame; and an adjustment mechanism configured to adjust a position of the first optical system and/or the second optical system in an optical axis direction with respect to the lens frame. | 01-24-2013 |
20130027792 | LENS UNIT - A lens unit has an optical system having at least one lens, a lens holder supporting the optical system and a lens frame having a guide component. The guide component guides a movement of the lens holder in a first direction. The lens holder has a first portion and a second portion. The first portion is disposed slidably over the guide component. The second portion is disposed slidably over the guide component and disposed spaced apart from the first portion in the first direction. The guide component is sandwiched between the first portion and the second portion by an elastic force of the first portion and/or the second portion. | 01-31-2013 |