Patent application number | Description | Published |
20100124627 | DOUBLE-COATED PRESSURE SENSITIVE ADHESIVE SHEET FOR FIXING HARD DISK DRIVE COMPONENT AND HARD DISK DRIVE - Disclosed is a double-coated pressure-sensitive adhesive sheet adopted to fix a hard disk drive component, which includes a pressure-sensitive adhesive unit including a plastic film base having a thickness of 20 μm or less and pressure-sensitive adhesive layers arranged on or above both sides of the plastic film base; and non-silicone release liners arranged on both surfaces of the pressure-sensitive adhesive unit. The pressure-sensitive adhesive unit has a thickness of 60 μm or less, and the double-coated pressure-sensitive adhesive sheet shows an outgassing of 1 μg/cm | 05-20-2010 |
20100143711 | Double-faced pressure-sensitive adhesive tape - Provided is a double-faced pressure-sensitive adhesive tape superior in processability and workability during operation in solar cell modules. | 06-10-2010 |
20100183872 | Double-coated pressure sensitive adhesive sheet for fixing flexible printed circuit board - Disclosed is a double-coated pressure-sensitive adhesive sheet for fixing a flexible printed circuit board, which includes at least a pressure-sensitive adhesive unit including a plastic base film having a thickness of 13 μm or less, and pressure-sensitive adhesive layers on both sides of the plastic base film. The pressure-sensitive adhesive layers are formed from an acrylic polymer containing, as essential monomer components, a polar-group-containing monomer and an alkyl (meth)acrylate whose alkyl moiety being a linear or branched-chain alkyl group having 2 to 14 carbon atoms. The pressure-sensitive adhesive unit has a thickness of 60 μm or less, the double-coated pressure-sensitive adhesive sheet shows an outgassing of 1 μg/cm | 07-22-2010 |
20100209649 | Double-coated pressure sensitive adhesive sheet - Disclosed is a double-coated pressure-sensitive adhesive sheet which includes at least a pressure-sensitive adhesive unit including a plastic base film and, present on or above both surfaces thereof, pressure-sensitive adhesive layers; and non-silicone release liners present on both surfaces of the pressure-sensitive adhesive unit. The pressure-sensitive adhesive layers are each formed from an acrylic polymer containing, as essential monomer components, an alkyl (meth)acrylate whose alkyl moiety being a linear or branched-chain alkyl group having 2 to 14 carbon atoms and a polar-group-containing monomer. The pressure-sensitive adhesive unit has a thickness of 60 to 160 μm, and each of the two pressure-sensitive adhesive layers of the pressure-sensitive adhesive unit has a thickness of 20 μm or more. The adhesive sheet excels in processability and fittability around bumps and is usable for fixing a flexible printed circuit board or for fixing a hard disk drive component. | 08-19-2010 |
20110061923 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE TAPE AND WIRING CIRCUIT BOARD - A double-sided pressure-sensitive adhesive tape includes a nonwoven fabric substrate and pressure-sensitive adhesive layers present on both sides of the substrate, in which the nonwoven fabric substrate contains at least Manila hemp, has a thickness of 18 μm or less, and has a tensile strength in a machine direction of 4 N/15 mm or more. The double-sided pressure-sensitive adhesive tape is thin and is effective for the reduction in size and thickness of products to be fixed through the tape. The tape has a high strength in the machine direction and does not break during production and processing processes. In addition, the tape has a nonwoven fabric substrate and thereby excels also in punching quality. The tape is therefore particularly useful as a double-sided pressure-sensitive adhesive tape for fixing a wiring circuit board. | 03-17-2011 |
20110094771 | Electroconductive pressure-sensitive adhesive tape - The present invention has an object to provide an electroconductive pressure-sensitive adhesive tape that does not cause separator lifting. In particular, it is an object of the present invention to provide an electroconductive pressure-sensitive adhesive tape that does not cause separator lifting even when the tape is wound into a roll shape or has a long length and that has excellent protective properties for the pressure-sensitive adhesive layer and excellent handling properties. The electroconductive pressure-sensitive adhesive tape of the present invention includes an electroconductive pressure-sensitive adhesive tape main body having a pressure-sensitive adhesive layer on one side of a metal foil and a terminal formed on the metal foil and penetrating the pressure-sensitive adhesive layer, and includes a separator provided on a surface of the pressure-sensitive adhesive layer and having an elongation of 600% or more in the longitudinal direction. | 04-28-2011 |
20120009399 | Double-sided pressure-sensitive adhesive sheet for fixing flexible printed circuit board and method for manufacturing the same - Disclosed is a double-sided pressure-sensitive adhesive sheet for fixing a flexible printed circuit board, which has silicone release liners, but is less polluting and excels in workability. The double-sided pressure-sensitive adhesive sheet for fixing a flexible printed circuit board includes at least a pressure-sensitive adhesive unit including a substrate and pressure-sensitive adhesive layers present on or above both sides of the substrate; and silicone release liners present on or above both surfaces of the pressure-sensitive adhesive unit, in which the pressure-sensitive adhesive layers each include an acrylic polymer based on, as an essential monomer component, an alkyl (meth)acrylate whose alkyl moiety being a linear or branched-chain alkyl group having 1 to 14 carbon atoms, the pressure-sensitive adhesive unit has a thickness of 60 μm or less, and the adhesive sheet evolves siloxane gas, if any, in an amount of 1 ng/cm | 01-12-2012 |
20120055545 | CONDUCTIVE ADHESIVE MEMBER AND SOLAR CELL MODULE - A conductive adhesive member includes a conductive region continuously exposed along one direction, and an adhesive region exposed along the conductive region. | 03-08-2012 |
20120111622 | Double-Sided Pressure-Sensitive Adhesive Tape or Sheet For Use In Wiring Circuit Board And Wiring Circuit Board Having The Double-Sided Pressure-Sensitive Ahesive Tape - The present invention relates to a double-sided pressure-sensitive adhesive tape or sheet for use in a wiring circuit board, which includes a pressure-sensitive adhesive layer formed of a pressure-sensitive adhesive composition comprising an acrylic polymer and a tackifier resin containing a phenolic hydroxyl group; and a release liner comprising a releasing treatment layer formed of a silicone release agent. The double-sided pressure-sensitive adhesive tape or sheet of the invention has a good adhesiveness and, even after a high-temperature step, it is capable of exerting an excellent anti-repulsion property. Further, since the release liner can be easily peeled off even after the high-temperature step, the workability is excellent and the productivity is improved. | 05-10-2012 |
20120160539 | CONDUCTIVE ADHESIVE TAPE - A conductive adhesive tape includes a conductive layer, and an adhesive layer formed on the surface of the conductive layer. In the adhesive layer, an adhesive layer through-hole penetrating the adhesive layer in the thickness direction thereof is formed. The conductive layer includes a conductive layer passage portion formed in the adhesive layer through-hole. A low melting point metal layer is provided at an end face of the conductive layer passage portion, the end face reaching surface of the adhesive layer. | 06-28-2012 |
20120270002 | PRESSURE-SENSITIVE ADHESIVE TAPE FOR FLEXIBLE PRINTED CIRCUIT - The present invention provides a pressure-sensitive adhesive tape for a flexible printed circuit, from which a release liner can be released without being torn off even after being subjected to a high temperature process such as a solder reflow process. The pressure-sensitive adhesive tape of the present invention includes: a pressure-sensitive adhesive layer; and a release liner on at least one surface of the pressure-sensitive adhesive layer, wherein a tensile strength of the release liner in a machine direction is 50 MPa to 150 MPa, and a tensile strength of the release liner in a machine direction after heating at 280° C. for 5 min is 20 MPa to 120 MPa. | 10-25-2012 |
20120325518 | CONDUCTIVE THERMOSETTING ADHESIVE TAPE - Disclosed is a conductive adhesive tape which can exhibit extremely stable electroconductivity upon use over a long duration and/or use under severe environmental conditions even when applied in a small area. The conductive thermosetting adhesive tape includes a metallic foil; and a thermosetting adhesive layer on one side of the metallic foil. The thermosetting adhesive layer has a bond strength before curing of 2 N/20 mm or more and a bond strength after curing of 10 N/20 mm or more. The conductive thermosetting adhesive tape is preferably one including the metallic foil; the thermosetting adhesive layer on one side of the metallic foil; and a terminal exposed from the surface of the thermosetting adhesive layer, in which the conductive thermosetting adhesive tape has a total area of the terminal present per 30 mm | 12-27-2012 |
20130040132 | CONDUCTIVE ADHESIVE TAPE - A conductive adhesive tape includes a conductive layer; an adhesive layer formed at one side in the thickness direction of the conductive layer and containing an adhesive and a conductive filler; and a metal layer interposed between the conductive layer and the adhesive layer. The maximum resistance value in the first cycle measured in a heat cycle test is 0.1Ω or less, and the resistance value increase rate is 100% or less. | 02-14-2013 |
20130142982 | DOUBLE-SIDED PRESSURE-SENSITIVE ADHESIVE SHEET - There is provided a double-sided pressure-sensitive adhesive sheet including a pressure-sensitive adhesive body having pressure-sensitive adhesive faces (a) and (b) on both sides thereof, and a release liner (A) provided at least on the pressure-sensitive adhesive face (a) of the pressure-sensitive adhesive body. The release liner (A) includes a paper-based base material and a release layer on a face of the paper-based base material, the release layer being in contact with the pressure-sensitive adhesive face (a). The ratio of an interlayer strength of the release liner (A) with respect to a peeling force of the release liner (A) in a peeling test at 90° with respect to the pressure-sensitive adhesive face (a) is 15 or more. The double-sided pressure-sensitive adhesive sheet may preferably be used as a double-sided pressure-sensitive adhesive sheet for a flexible printed circuit board. | 06-06-2013 |