Patent application number | Description | Published |
20080213527 | Release liner and pressure-sensitive adhesive sheet using the same - A pressure-sensitive adhesive sheet with a release liner has a bubbles containing pressure-sensitive adhesive layer and a release liner in contact with at least one surface of the bubbles containing pressure-sensitive adhesive layer. The release liner comprises at least three layers including an intermediate layer and surface layers, and the surface layers are positioned on both surfaces of the intermediate layer. The intermediate layer comprises at least one polyolefin resin. Each of the surface layers comprises a low-density polyethylene and an olefinic elastomer and independently has a thickness of 15 μm or less. The ratio of the thickness of the intermediate layer to the total thickness of the surface layers (the intermediate layer/the surface layers) is in the range of 4 to 19. | 09-04-2008 |
20090034928 | Optical waveguide film, optical substrate, and methods for manufacturing the same - An optical waveguide film includes a clad layer having an adhesive function; and a core layer covered by the clad layer. | 02-05-2009 |
20090104393 | ADHESIVE UNIT FOR EMBLEM, METHOD OF PRODUCING THE SAME, JIG FOR ADHERING EMBLEM AND EMBLEM FOR ADHESION - The present invention provides an adhesive unit for emblem, which includes: a plurality of double-faced adhesive pieces each having a shape corresponding to a shape of a respective one of a plurality of emblem pieces; a first release film attached to a face of each of the plurality of double-faced adhesive pieces to be adhered to an emblem, so that a mutual positional relationship of the plurality of double-faced adhesive pieces is maintained; and a second release film attached to the other face of each of the plurality of double-faced adhesive pieces opposite to the face to be adhered to the emblem. The present invention also provides a method of producing the adhesive unit for emblem, a jig for adhering emblem, and an emblem for adhesion. | 04-23-2009 |
20090258177 | Method for joining strips, structure of joint, and continous strip obtained by the method - Disclosed is a method for joining two strips, where the two strips each include a laminate of a release liner and a pressure-sensitive adhesive layer, and the release liner extends from the corresponding pressure-sensitive adhesive layer in a longitudinal end region of at least one of the two strips. The method includes butting cross-sections of longitudinal ends of the pressure-sensitive adhesive layers of the two strips to bond the two pressure-sensitive adhesive layers; and superposing end regions of the release liners of the two strips and fixing the release liners so that surfaces of the release liners in portions at least 1 mm long inward from the longitudinal ends are not in contact with surfaces of the pressure-sensitive adhesive layers. This method gives a continuous strip from which the release liner can be smoothly removed without “binding” even at the joint. | 10-15-2009 |
20100003441 | RELEASE LINER AND PRESSURE- SENSITIVE ADHESIVE SHEET - Disclosed is a release liner having a multilayer structure of at least three layers including two surface layers and an intermediate layer, in which one of the two surface layers contains a high-density polyethylene, the other contains a low-density polyethylene, and the intermediate layer contains a low-density polyethylene alone as its resin component. Also disclosed is a pressure-sensitive adhesive sheet including the release liner and at least one pressure-sensitive adhesive layer, in which a release force X (N/mm) between the release liner and the pressure-sensitive adhesive layer and a rigidity Y of the release liner [(Young's modulus of the release liner)×(thickness) | 01-07-2010 |
20100021730 | Acrylic pressure-sensitive adhesive tape or sheet, and method for producing the same - Disclosed is an acrylic pressure-sensitive adhesive tape or sheet that exhibits satisfactory adhesion to hard-to-adhere adherends. | 01-28-2010 |
20100119803 | Pressure-sensitive adhesive tape roll - A pressure-sensitive adhesive tape roll includes a bobbin and, helically wound therearound, a double-sided pressure-sensitive adhesive tape. The tape includes a double-sided pressure-sensitive adhesive body including a pressure-sensitive adhesive layer containing bubbles and/or hollow microspheres, and arranged on both sides thereof, a release liner A wider than the adhesive body, and an olefinic release liner B. In portions occupying 70% or more of the total length of the tape, a crosswise extending-off portion of the release liner A of an (n)th-turn portion of the adhesive tape vertically overlaps the adhesive body of an adjacent (n+1)th-turn portion of the adhesive tape to form an overlapping portion; the width of the overlapping portion is one half or more of the width of the adhesive body; and the adhesive body of the (n)th-turn adhesive tape is not present below the adhesive body of the adjacent (n+1)th-turn adhesive tape. | 05-13-2010 |
20110005677 | Optical waveguide film, optical substrate, and methods for manufacturing the same - An optical waveguide film includes a clad layer having an adhesive function; and a core layer covered by the clad layer. | 01-13-2011 |
20110008010 | Optical waveguide film, optical substrate, and methods for manufacturing the same - An optical waveguide film includes a clad layer having an adhesive function; and a core layer covered by the clad layer. | 01-13-2011 |
20110070434 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE, ACRYLIC PRESSURE-SENSITIVE ADHESIVE LAYER AND ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - The present invention relates to an acrylic pressure-sensitive adhesive including: a) an acrylic polymer containing, as a monomer unit, an alkyl (meth)acrylate including an alkyl group having 1 to 20 carbon atoms in an amount of 50% by weight or more; and b) a tackifier resin, in which the acrylic polymer a) contains two kinds of monomer units having a difference in solubility parameter (SP value) of 0.2 (MPa) | 03-24-2011 |
20110076481 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - Provided is an acrylic pressure-sensitive adhesive tape or sheet having high initial low-temperature adhesive strength. | 03-31-2011 |
20110076489 | ACRYLIC PRESSURE-SENSITIVE ADHESIVE TAPE OR SHEET - Provided is an acrylic pressure-sensitive adhesive tape or sheet that shows high initial low-temperature adhesive strength, and is superior in suppression of the liner pop-off. | 03-31-2011 |
20120055635 | DOUBLE-FACED ADHESIVE TAPE JOINING APPARATUS - Provided is double-faced adhesive tape joining apparatus that allows accurate joining of a double-faced adhesive tape on a tape joining surface of a workpiece in a curved or bent shape with no damage on a surface of a separator joined to the double-faced adhesive tape and no floating of the separator. Specifically, a hand-operable base includes a tape guide for guiding the double-faced adhesive tape successively supplied, and a joining head for pressing against the joining surface of the workpiece the double-faced adhesive tape supplied to a front end of the base. The base and the joining head are configured as to rotate relatively about a support axis toward a longitudinal tape direction. | 03-08-2012 |
20120326391 | GASKET - The present invention provides a gasket comprising an adhesive sheet and a substrate sheet laminated on one surface of the adhesive sheet, which shows a distortion recovery rate according to the following compression distortion recovery test (I) of not less than 40%: | 12-27-2012 |
20130274361 | PRESSURE-SENSITIVE ADHESIVE SHEET AND PRESSURE-SENSITIVE ADHESIVE COMPOSITION - A pressure-sensitive adhesive sheet according to an embodiment of the present invention has a pressure-sensitive adhesive layer including an acrylic polymer. This acrylic polymer contains, as monomer components, an acrylic monomer not containing a polar group (A) and a polar group-containing monomer (B). The 100% modulus of this pressure-sensitive adhesive layer is 20 to 200 N/cm | 10-17-2013 |
20140053977 | PRESSURE-SENSITIVE ADHESIVE TAPE AND METHOD USING THE TAPE - A pressure-sensitive adhesive tape that can be used in a temperature environment of at least 90° C. or higher, includes: a pressure-sensitive adhesive layer; and a release liner provided on the surface on at least one side of the pressure-sensitive adhesive layer. The release liner has: a base layer containing a polyolefin resin; and a release layer that contains low-density polyethylene and is provided on at least one side of the base layer to be in contact with the pressure-sensitive adhesive layer. | 02-27-2014 |
20140066542 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive composition, used for producing a pressure-sensitive adhesive layer that forms a pressure-sensitive adhesive sheet according to an embodiment of the present invention, includes a pressure-sensitive adhesive composite substantially excluding a carboxyl group as a polar group, a bubble, and a surfactant. | 03-06-2014 |
20140163138 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE SHEET - A pressure-sensitive adhesive composition, for producing a pressure-sensitive adhesive layer that forms a pressure-sensitive adhesive sheet according to an aspect of the present invention, includes: a pressure-sensitive adhesive composite; a bubble; and a surfactant including a polymer that is formed by both a fluorine monomer and a non-fluorine ethylenically polymerizable monomer that is polymerizable with the fluorine monomer and whose homopolymer, when formed, has a glass transition temperature of 60° C. or higher. | 06-12-2014 |
20140174654 | SEALING SHEET - The present invention provides a sealing sheet containing a flame retardant adhesive sheet having a flame retardant-containing adhesive layer, wherein the flame retardant-containing adhesive layer has a void content of 5-40%. | 06-26-2014 |
20140178683 | SEALING SHEET - The present invention provides a sealing sheet mainly composed of an adhesive sheet composed of a core film having a water vapor transmission rate of less than 7.5 g/100 sq. in 24 hr as measured by a method according to JIS Z 0208, and a Relaxation rate of not less than 10% as measured by the following bending-stress relaxation rate measurement test, and an adhesive layer formed on both surfaces of the core film:
| 06-26-2014 |
20140178684 | SEALING SHEET - The present invention provides a sealing sheet mainly composed of an adhesive sheet, wherein | 06-26-2014 |
20140182778 | SEALING SHEET - The present invention provides a sealing sheet containing a flame retardant adhesive sheet having a flame retardant-containing adhesive layer, which has a retention time of 60-2000 seconds in the following constant load peel test: | 07-03-2014 |
20150030795 | PRESSURE-SENSITIVE ADHESIVE TAPE AND TAPE ROLL - A pressure-sensitive adhesive tape includes: a pressure-sensitive adhesive layer that contains at least a fine particle and/or a bubble and both the surfaces of which are pressure-sensitive adhesive surfaces; and a release liner having both a first release layer that is provided on one surface of the pressure-sensitive adhesive layer so as to contact the one surface and a second release layer located opposite to the first release layer. The thickness of the pressure-sensitive adhesive layer is 0.2 to 2.0 mm. The second release layer of the release liner is structured such that a holding time measured by a predetermined method is 2500 minutes or longer. | 01-29-2015 |