Patent application number | Description | Published |
20080290472 | SEMICONDUCTOR INTERLAYER-INSULATING FILM FORMING COMPOSITION, PREPARATION METHOD THEREOF, FILM FORMING METHOD, AND SEMICONDUCTOR DEVICE - Provided is a porous-film-forming composition containing silicon-oxide-based fine particles and a polysiloxane compound obtained by hydrolysis and condensation reactions, in the presence of an acid catalyst, of a hydrolyzable silane compound containing at least one tetrafunctional alkoxysilane compound represented by the following formula (1): | 11-27-2008 |
20080290521 | FILM-FORMING COMPOSITION, INSULATING FILM WITH LOW DIELECTRIC CONSTANT, FORMATION METHOD THEREOF, AND SEMICONDUCTOR DEVICE - In the invention, a silica sol prepared by hydrolyzing and condensing a silane compound represented by the following formula: Si(OR | 11-27-2008 |
20080292863 | SILOXANE POLYMER, PREPARATION METHOD THEREOF, POROUS-FILM FORMING COATING SOLUTION CONTAINING THE POLYMER, POROUS FILM, AND SEMICONDUCTOR DEVICE USING THE POROUS FILM - Provided is a method for preparing a siloxane polymer by hydrolysis and condensation reactions of a hydrolyzable silane compound, which has a step of preparing a salt of a silsesquioxane cage compound represented by the following formula (1): | 11-27-2008 |
20100040893 | SUBSTRATE JOINING METHOD AND 3-D SEMICONDUCTOR DEVICE - A pair of substrates each having a bonding surface are joined together by interposing a bond layer precursor coating between the bonding surfaces of the substrates and heating the precursor coating to form a bond layer. Prior to the joining step, the substrate on the bonding surface is provided with a gas-permeable layer. Even when a material which will evolve a noticeable volume of gas upon heat curing is used as the precursor coating, substrates can be joined via a robust bond without the peeling problem by gas evolution. | 02-18-2010 |
20100040895 | HIGH-TEMPERATURE BONDING COMPOSITION, SUBSTRATE BONDING METHOD, AND 3-D SEMICONDUCTOR DEVICE - A high-temperature bonding composition comprising a silicon base polymer as a thermosetting binder is provided. The silicon base polymer is obtained from dehydrolytic condensation of a condensate precursor comprising a silane compound having at least one pair of silicon atoms tied by a crosslink composed of an aliphatic hydrocarbon, heterocyclic or aromatic hydrocarbon group, and having at least three hydroxyl and/or hydrolyzable groups. Those silicon atoms having a direct bond to the crosslink composed of the aliphatic hydrocarbon, heterocyclic or aromatic hydrocarbon group are present in a proportion of at least 90 mol % relative to all silicon atoms in the polymer. | 02-18-2010 |
20100283133 | FILM-FORMING COMPOSITION, INSULATING FILM WITH LOW DIELECTRIC CONSTANT, FORMATION METHOD THEREOF, AND SEMICONDUCTOR DEVICE - In the invention, a silica sol prepared by hydrolyzing and condensing a silane compound represented by the following formula: Si(OR | 11-11-2010 |
Patent application number | Description | Published |
20090294726 | ORGANIC SILICON OXIDE FINE PARTICLES AND PREPARATION METHOD THEREOF, POROUS FILM-FORMING COMPOSITION, POROUS FILM AND FORMATION METHOD THEREOF, AND SEMICONDUCTOR DEVICE - Provided are organic silicon oxide fine particles which can be formed into a porous film having a dielectric constant and mechanical strength expected as a high-performance porous insulating film and having excellent chemical stability, and a preparation method thereof. Described specifically, provided are an organic silicon oxide fine particle comprising a core containing at least an inorganic silicon oxide or an organic silicon oxide and a shell containing at least an organic silicon oxide and being formed around the core by using shell-forming hydrolyzable silane in the presence of a basic catalyst; wherein of silicon atoms constituting the core or the shell, a ratio (T/Q) of a number (T) of silicon atoms having at least one bond directly attached to a carbon atom to a number (Q) of silicon atoms having all of four bonds attached to an oxygen atom is greater in the shell than in the core; and wherein the shell-forming hydrolyzable silane comprise at least a hydrolyzable silane compound having two or more hydrolyzable-group-having silicon atoms bound to each other via a carbon chain or via a carbon chain containing one silicon atom between some carbon atoms. | 12-03-2009 |
20090294922 | ORGANIC SILICON OXIDE FINE PARTICLE AND PREPARATION METHOD THEREOF, POROUS FILM-FORMING COMPOSITION, POROUS FILM AND FORMATION METHOD THEREOF, AND SEMICONDUCTOR DEVICE - Provided is an organic silicon oxide fine particle capable of satisfying an expected dielectric constant and mechanical strength and having excellent chemical stability for obtaining a high-performance porous insulating film. More specifically, provided is an organic silicon oxide fine particle comprising a core comprising an inorganic silicon oxide or a first organic silicon oxide containing an organic group having a carbon atom directly attached to a silicon atom and, and a shell on or above an outer circumference of the core, the shell comprising a second organic silicon oxide different from the first organic silicon oxide which the second organic silicon has been formed by hydrolysis and condensation, in the presence of a basic catalyst, of a shell-forming component comprising an organic-group-containing hydrolyzable silane containing an organic group having a carbon atom directly attached to a silicon atom or a mixture of the organic-group-containing hydrolyzable silane and an organic-group-free hydrolyzable silane not having the organic group, wherein a ratio [C]/[Si] is 0 or greater but less than 1 in the core and 1 or greater 1 in the shell wherein [C] represents the number of all the carbon atoms and [Si] represents the number of all the silicon atoms. | 12-03-2009 |
20100233482 | Organic silicon oxide fine particles and preparation method thereof, porous film-forming composition, porous film and formation method thereof, and semiconductor device - Provided are organic silicon oxide fine particles which can be formed into a porous film having a dielectric constant and mechanical strength expected as a high-performance porous insulating film and having excellent chemical stability, and a preparation method thereof. Described specifically, provided are an organic silicon oxide fine particle comprising a core containing at least an inorganic silicon oxide or an organic silicon oxide and a shell containing at least an organic silicon oxide and being formed around the core by using shell-forming hydrolyzable silane in the presence of a basic catalyst; wherein of silicon atoms constituting the core or the shell, a ratio (T/Q) of a number (T) of silicon atoms having at least one bond directly attached to a carbon atom to a number (Q) of silicon atoms having all of four bonds attached to an oxygen atom is greater in the shell than in the core; and wherein the shell-forming hydrolyzable silane comprise at least a hydrolyzable silane compound having two or more hydrolyzable-group-having silicon atoms bound to each other via a carbon chain or via a carbon chain containing one silicon atom between some carbon atoms. | 09-16-2010 |
Patent application number | Description | Published |
20080238784 | PATTERN ANTENNA, TAG ANTENNA AND PATTERN TRANSMISSION PATH - In an antenna formed by a substantially thin-plate state conductive member on a base material, a surface area expanding portion is provided at least substantially at a center part in a direction orthogonal to a direction in which an electric current flows. The surface area expanding portion is a projection portion provided in a projecting state with respect to a peripheral portion (or a concave portion arranged concaved than the peripheral portion). A width dimension of the projection portion (or the concave portion) in a cross-sectional face is twice or more of a skin depth of the electric current in the cross sectional face. | 10-02-2008 |
20080316257 | Ink-jet head having passage unit and actuator units attached to the passage unit, and ink-jet printer having the ink-jet head - An ink-jet head having a passage unit including pressure chambers each having one end coupled to a nozzle and the other end to be coupled to an ink supply source. The pressure chambers are arranged along a plane to neighbor each other. The ink-jet head further includes actuator units attached to a surface of the passage unit for changing the volume of each pressure chamber. Each actuator unit includes pressure generation portions respectively corresponding to pressure chambers, and is formed to extend over the pressure chambers. The actuator units are arranged along the longitudinal direction of the passage unit so that each neighboring actuator units partially overlap each other in the lateral direction of the passage unit. Each actuator unit has a basic region where many pressure generation portions are formed in a matrix, and an additional region neighboring the basic region in the lateral direction of the passage unit. In the additional region, pressure generation portions are formed to correspond to a gap portion between the pressure generation portions in the basic region of the actuator unit and the pressure generation portions in the basic region of another actuator unit neighboring that actuator unit. | 12-25-2008 |
20090073227 | Ink-jet head having passage unit and actuator units attached to the passage unit, and ink-jet printer having the ink-jet head - A printhead module includes a plurality of rows of printhead nozzles, at least some of the rows including at least one displaced row portion, the displacement of the row portion including a component in a direction normal to that of a pagewidth to be printed, wherein the displaced row portions of at least some of the rows are different in length than the displaced row portions of at least some of the other rows. | 03-19-2009 |
20090189959 | Ink-jet head and ink-jet printer having ink-jet head - An inkjet head comprises a plurality of individual electrodes each of which includes a first part and a second part connected to an end portion B of the first part. The end portion B is one of the end portions of a first part in a longitudinal direction of a pressure chamber. The second part of each of the individual electrodes corresponding to a first pressure chamber line is positioned between two first parts corresponding to two respective pressure chambers neighboring each other in a second pressure chamber line, so that an end portion C of the second part crosses over a line connecting each end portion D of the two first parts. | 07-30-2009 |
20110242224 | INKJET HEAD, INKJET RECORDING APPARATUS, AND METHOD OF PRODUCING INKJET HEAD - An inkjet head includes a plurality of nozzles through which ink is dischargeable out of the inkjet head, a pressure chamber plate that is made of metal, a plurality of pressure chambers that are groove portions formed in the pressure chamber plate for applying to the ink a pressure that is necessary in order to discharge the ink from the plurality of nozzles, an actuator that faces a first face of the pressure chamber plate and that includes a plurality of pressure generating portions, and a pressure chamber support member that supports the pressure chamber plate from a second face of the pressure chamber plate, the second face being an opposite face to the first face, and that is made from a material that has a Young's modulus that is greater than a Young's modulus of a material from which the pressure chamber plate is made. | 10-06-2011 |
20120105544 | INK-JET HEAD HAVING PASSAGE UNIT AND ACTUATOR UNITS ATTACHED TO THE PASSAGE UNIT, AND INK-JET PRINTER HAVING THE INK-JET HEAD - A printhead module includes a plurality of rows of printhead nozzles, at least some of the rows including at least one displaced row portion, the displacement of the row portion including a component in a direction normal to that of a pagewidth to be printed, wherein the displaced row portions of at least some of the rows are different in length than the displaced row portions of at least some of the other rows. | 05-03-2012 |
20140168318 | INK-JET HEAD HAVING PASSAGE UNIT AND ACTUATOR UNITS ATTACHED TO THE PASSAGE UNIT, AND INK-JET PRINTER HAVING THE INK-JET HEAD - A printhead module includes a plurality of rows of printhead nozzles, at least some of the rows including at least one displaced row portion, the displacement of the row portion including a component in a direction normal to that of a pagewidth to be printed, wherein the displaced row portions of at least some of the rows are different in length than the displaced row portions of at least some of the other rows. | 06-19-2014 |