Class / Patent application number | Description | Number of patent applications / Date published |
428410500 | Polymer derived from material having at least one acrylic or alkacrylic group or the nitrile or amide derivative thereof (e.g., acrylamide, acrylate ester, etc.) | 37 |
20080299345 | WAFER-ADHERING ADHESIVE TAPE - A wafer-adhering adhesive tape, which has, on a surface of a base, a radiation-curable removable adhesive layer, and if necessary a die-bonding adhesive layer in order, wherein the radiation-curable removable adhesive layer is mainly composed of an acrylic-series copolymer having, in a principal chain, at least a radiation-curable carbon-carbon double bond containing group, a hydroxyl group, and a group containing a carboxyl group, respectively, and the radiation-curable removable adhesive layer has a gel fraction of 60% or greater. | 12-04-2008 |
20090017248 | LAYERED BODY AND METHOD FOR MANUFACTURING THIN SUBSTRATE USING THE LAYERED BODY - Provided is a layered body including a substrate to be ground and a support, where the substrate may be ground to a very small (thin) thickness and can then be separated from the support without damaging the substrate. One embodiment is a layered body including a substrate to be ground, a joining layer having a curable acrylate polymer and a curable acrylate adhesion modifying agent in contact with the substrate to be ground, a photothermal conversion layer having a light absorbing agent and a heat decomposable resin, and a light transmitting support. After grinding the substrate surface which is opposite that in contact with the joining layer, the layered body is irradiated through the light transmitting layer and the photothermal conversion layer decomposes to separate the substrate and the light transmitting support. | 01-15-2009 |
20090258176 | Release liners, pressure-sensitive adhesive tape, and pressure-sensitive adhesive tape roll - A first release liner of the present invention comprises a single- or multilayered film having a releasable layer in which the peel strength in application to an acrylic plate (23 DEG C.) is 0.02-0.5 N/20 mm. Also provided is a second release liner which comprises a single- or multilayered film having a releasable layer comprising an ethylene/vinyl acetate resin. The release liners each may be a multilayered film composed of a substrate and a releasable layer. When each of the release liners is used as a release liner in winding a pressure-sensitive adhesive tape on a bobbin, the tape winding operation is free from troubles that the release liner undesirably peels off, tape shifting occurs, and air inclusion occurs between tape layers. When the pressure-sensitive adhesive tape is used, the release liner can be easily peeled from the pressure-sensitive adhesive layer. | 10-15-2009 |
20090263607 | Self-Adhesive Protective Film for Mechanically Protecting Chemically Unhardened Lacquer Layers, Method for the Production Thereof, and Use Thereof - A self-adhesive protective film for covering paint coats not cured chemically and/or by electron beams or by UV rays, comprising a backing, a self-adhesive composition applied thereto, and a liner web therefor, the self-adhesive composition, after the liner has been removed and immediately before being applied to the paint coat, having a DOI (distinctiveness of image) of at least 60 units, preferably 75 units, and the peel force of the protective film from the finishing clearcoat, before or after the curing of the paint coat not exceeding 4 N/cm. | 10-22-2009 |
20100015379 | NEAR INFRARED LIGHT SHIELDING FILM - A near infrared light shielding film which comprise a hard coat layer which is formed by using a material for forming a hard coat layer comprising an agent for absorbing near infrared light and a compound curable with active energy ray and is disposed on one face of a substrate film and a pressure sensitive adhesive layer which is disposed on the other face of the substrate film, wherein the compound curable with active energy ray comprises a polyfunctional acrylate-based monomer having a functionality of five or greater as the main component. The film exhibits excellent near infrared light shielding property and transmission of visible light, excellent scratch resistance and weatherability and, moreover, excellent workability in lamination to glass having a curved surface since curling of the film is suppressed and is advantageously used for attaching to window panes of buildings and windshield glasses of automobiles and, in particular, to windshield glasses of automobiles. | 01-21-2010 |
20100092714 | Pressure-Sensitive Adhesive Tape - Provided is a pressure-sensitive adhesive tape which has a sufficient pressure-sensitive adhesive strength for an adherend, is excellent in heat resistance, and can be easily peeled without leaving a pressure-sensitive adhesive residue on the adherend particularly upon peeling. The pressure-sensitive adhesive tape includes, on a substrate, a pressure-sensitive adhesive layer containing a lipophilic layered clay mineral, in which the layered clay mineral is in a state of being peeled and dispersed, and the interlayer distance of the layered clay mineral is 50 Å or more. | 04-15-2010 |
20100227101 | Peeling Sheet With Adhesive of Epoxy Acrylate, Non-Unsaturated Resin and Bis(methacryloyloxyethyl) Hydrogen Phosphate - An insulating adhesive film and an anisotropically electroconductive adhesive film satisfying low-temperature curability, high adhesion and high reliability are provided. An anisotropically electroconductive adhesive film of the present invention is so configured that electroconductive particles 7 are dispersed in an insulating adhesive resin 6, comprising as main components: a radical polymerizable resin component having an unsaturated double bond; a resin component having no unsaturated double bond; a phosphoric acid-containing resin component; and a radical polymerization initiator. | 09-09-2010 |
20100233409 | DICING DIE-BONDING FILM - A dicing die-bonding film having a pressure-sensitive adhesive layer on a base material, and a die-bonding film on the pressure-sensitive adhesive layer, which, even if the semiconductor wafer is thin, is excellent in balance between holding strength of the semiconductor wafer during dicing and peeling property of its semiconductor chip obtained by dicing upon being peeled together with the die-bonding film. A dicing die-bonding film having a dicing film having a pressure-sensitive adhesive layer on a base material, and a die-bonding film formed on the pressure-sensitive adhesive layer, wherein the pressure-sensitive adhesive layer contains a polymer comprising an acrylic acid ester as a main monomer, 10 to 30 mol % of a hydroxyl group-containing monomer based on the acrylic acid ester, and 70 to 90 mol % of an isocyanate compound having a radical reactive carbon-carbon double bond based on the hydroxyl group-containing monomer, and the die-bonding film comprises an epoxy resin. | 09-16-2010 |
20100255239 | ULTRAVIOLET RADIATION CURABLE PRESSURE SENSITIVE ACRYLIC ADHESIVE - A process for making UV curable pressure sensitive adhesive compositions by derivatizing an acrylic polymer with a derivatizing agent prepared from a hydroxy-functional acrylate monomer and a diisocyanate. The derivatizing agent typically has a ratio of hydroxy-functional acrylate monomer to diisocyanate greater than about 1:1. Also disclosed are UV curable pressure sensitive adhesives made with the derivatizing agent and methods for adhering substrates with pressure sensitive adhesive compositions. | 10-07-2010 |
20110159223 | DIE-ATTACH FILM AND METHOD OF MANUFACTURING THE SAME - A die-attach film and a method of manufacturing the same, the method including providing a dicing film layer with the attach layer thereon, the dicing film layer being prepared from a photocurable adhesive composition and including an attach layer region overlapping the attach layer such that the attach layer blocks inflow of oxygen into the attach layer region, and a ring frame region, the ring frame region having an upper surface that is adjacent to the attach layer and is exposed to air or an oxygen atmosphere such that oxygen flows into the ring frame region; and irradiating UV light to a back side of the dicing film layer to induce photocuring of the attach layer region, the oxygen in the ring frame region acting as a radical scavenger and suppressing photocuring of the ring frame region. | 06-30-2011 |
20110189422 | Silicone-Self-Adhesives, Method of Production, Complexes Using Them and Their Uses - Method for preparing a substrate comprising an anti-adhesive silicone coating obtained from an anti-adhesive silicone composition based on crosslinked silicone oil(s) with adhesion properties that are modified compared with the initial properties thereof, in which provision is made for a substrate at least partly coated with an anti-adhesive silicone coating and the anti-adhesive silicone coating is cold-plasma-treated, approximately at atmospheric pressure, in an optionally doped nitrogen atmosphere or in an optionally doped carbon dioxide atmosphere, substrate at least partially coated with an anti-adhesive silicone composition, silicone-self-adhesive complex and uses. | 08-04-2011 |
20110250375 | STRETCH RELEASABLE PRESSURE-SENSITIVE ADHESIVES - Pressure-sensitive adhesives and adhesive tapes containing the pressure-sensitive adhesive are described. The pressure-sensitive adhesive contains a crosslinked acrylic copolymer plus inorganic particles that are dispersed or suspended in the crosslinked acrylic copolymer. The pressure-sensitive adhesive and adhesive tapes containing the pressure-sensitive adhesive can be removed after being adhered to a substrate by stretching. | 10-13-2011 |
20120064275 | OPTICAL PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention provides an optical pressure-sensitive adhesive sheet having excellent punching processability. The optical pressure-sensitive adhesive sheet includes: a pressure-sensitive adhesive body; and a separator on at least one side of the pressure-sensitive adhesive body, where the separator has a Young's modulus of 2 GPa or more in a machine direction and a transverse direction, a breaking strength of 400 MPa or less in a machine direction and a transverse direction, and a thickness of 70 μm or more and 250 μm or less, and a release force of the separator to the pressure-sensitive adhesive body in a 180° peel test at a tensile speed of 30 m/min is 0.8 N/50 mm or more. | 03-15-2012 |
20120064276 | OPTICAL PRESSURE-SENSITIVE ADHESIVE SHEET - The present invention provides an optical pressure-sensitive adhesive sheet having excellent punching processability. The optical pressure-sensitive adhesive sheet includes: a pressure-sensitive adhesive body; and a separator on at least one side of the pressure-sensitive adhesive body, wherein the separator has a Young's modulus of 2 GPa or more in a machine direction and a transverse direction, a breaking strength of 400 MPa or less in a machine direction and a transverse direction, and a thickness of 25 or more and less than 70 μm, and a release force of the separator to the pressure-sensitive adhesive body in a 180° peel test at a tensile speed of 30 m/min is 1.2 N/50 mm or more. | 03-15-2012 |
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 |
20130224417 | ACRYLIC ADHESIVE TAPE AND METHOD OF PRODUCING THE SAME - An acrylic adhesive tape exhibiting good adhesion to a curved surface and good peel characteristics under a constant load even in the absence of a cross-linking agent includes an acrylic adhesive layer photo-polymerized by irradiation with ultraviolet rays. The acrylic adhesive layer contains: an acrylic polymer A formed by irradiating a solvent-free photo-polymerizable monomer composition containing an acrylic monomer and a photopolymerization initiator with ultraviolet rays so that the acrylic polymer A is formed by photopolymerization of the acrylic monomer and has a weight average molecular weight of 700,000 to 3,000,000 when a cross-linking agent is absent; an acrylic polymer B having a weight average molecular weight of 350,000 to 650,000; and an adhesion-imparting polymer having a weight average molecular weight of 2,000 to 10,000. The acrylic adhesive layer has a molecular weight distribution of 2.4 to 4.4. | 08-29-2013 |
20130236672 | ADHESIVE COMPOSITION FOR TOUCH PANEL, ADHESIVE FILM, AND TOUCH PANEL - The present invention relates to an adhesive composition for a touch panel, an adhesive film, and a touch panel. The adhesive composition for the touch panel of the present invention is applied to the touch panel, for example, to an electrostatic capacitance-type touch panel, for hiding the pattern of a conductive layer even when being coupled to the conductive layer formed with the pattern. Also, the adhesive composition of the present invention can prevent yellowing and whitening. | 09-12-2013 |
20130236673 | ADHESIVE COMPOSITION FOR TOUCH PANEL, ADHESIVE FILM, AND TOUCH PANEL - The present invention relates to an adhesive composition for a touch panel, and adhesive film, and to a touch panel. When the adhesive composition of the present invention is applied to the touch panel, for example, to an electrostatic capacitance-type touch panel, the present invention has superior durability under high-temperature and high-humidity conditions and superior wettability and adhesiveness to various objects to be adhered, and can provide the adhesive composition and the adhesive film having excellent durability to chemicals, such as resistance to sebum. | 09-12-2013 |
20130236674 | ADHESIVE COMPOSITION FOR TOUCH PANEL, ADHESIVE FILM, AND TOUCH PANEL - The present invention relates to an adhesive composition for a touch panel, an adhesive film, and a touch panel. When coupled to the touch panel, for example, to a conductive layer and to a hard coating surface of an electrostatic capacitive touch panel, the present invention has superior durability, such as resistance to peeling, detaching, or air bubbles under high-temperature and high-humidity conditions, and can provide an adhesive composition or adhesive agent also having superior workability, wettability, and adhesion to various objects to be adhered. | 09-12-2013 |
20140044908 | TRANSPARENT ADHESIVE SHEET AND IMAGE DISPLAY DEVICE - Provided is a novel transparent adhesive sheet with which the cut edge is not sticky over time when a laminated body that has been bonded via the adhesive sheet is cut, which can be adhered without generating residual air bubbles, even when the surface of an adherend is uneven, and which can be adhered without foaming, even when the adherend is a material such as plastic that can generate outgas. Suggested is an adhesive sheet that has one or more layers of a first adhesive layer and one or more layer of a second adhesive layer that exhibit different viscoelastic behaviors, and has an integrated structure whereby these layers are laminated, with a dynamic shear storage modulus G′ of 2×10 | 02-13-2014 |
20140120291 | LAMINATED BASE MATERIAL, SUBSTRATE USING LAMINATED BASE MATERIAL, AND METHOD OF MANUFACTURING SUBSTRATE - There are provided a laminated base material, a substrate using the laminated base material, and a method of manufacturing the substrate. The laminated base material includes: an insulating base; an adhesive layer formed on an upper surface of the insulating base and having adhesive properties at room temperature; and a release film formed on an upper surface of the adhesive layer. | 05-01-2014 |
20140154450 | ADHESIVE TAPE OR SHEET - A polyvinyl chloride-based adhesive tape or sheet has a base material layer formed to include 10 to 40 parts by weight of plasticizing agent(s) in relation to 100 parts by weight of a polyvinyl chloride-based resin and an adhesive layer on one surface of the base material layer, the plasticizing agent includes at least one type of plasticizing agent having an SP value of at least 9.0. | 06-05-2014 |
20140154451 | MONOLAYER FILM AND HYDROPHILIC MATERIAL COMPRISING THE SAME - The invention provides monolayer films which not only have hydrophilicity and are excellent in such properties as antifogging properties, antifouling properties, antistatic properties and anti-condensation properties but also tend to exhibit excellent transparency even with a large film thickness and excellent scratch resistance, as well as stacks having the monolayer film. The monolayer film is obtained by preparing a mixture including a monomer composition and a solvent, the monomer composition including a specific monomer and a polyvalent monomer having two or more (meth)acryloyl groups and being free of sulfonic group, carboxyl group and phosphoric group in a specific molar ratio, the solvent having a specific solubility parameter σ; applying the mixture onto a substrate and removing at least part of the solvent; and polymerizing the monomer composition to produce a monolayer film having at least one anionic hydrophilic group selected from a sulfonic group, a carboxyl group and a phosphoric group and a specific anion concentration ratio (Sa/Da) of the anion concentration (Sa) at the outer surface to the anion concentration (Da) at the middle point between the inner surface in contact with the substrate and the outer surface. | 06-05-2014 |
20140170359 | COVER LAYER WITH OUTSIDE FILM LAYER OF AN ELASTIC PLASTIC - A cover layer ( | 06-19-2014 |
20140242317 | Method and Means for Protecting a Windshield From Further Damage before Repair is Possible - The invention could be a windshield repair kit comprising a laminate having a protective barrier film, an adhesive layer, and a peel-able cover, the protective barrier film having at least one side to which the adhesive layer is applied, the adhesive layer being capable of cured in a presence of a UV light; the peel-able cover removably covering one or more exposed portions of the adhesive layer; a covering that removably receives the laminate, the covering reducing the transmission of UV light to the adhesive layer to a level that prevents the UV activation of the adhesive layer while the laminate is within the covering. | 08-28-2014 |
20140349055 | ADHESIVE COMPOSITION, ADHESIVE SHEET, AND TOUCH PANEL - The present invention relates to an adhesive composition, to an adhesive sheet, and to a touch panel. The present invention provides an adhesive composition, particularly an adhesive composition for a touch panel, which is prepared without using a low molecular weight polymer as an additive. The adhesive composition, the adhesive sheet, and the touch panel of the present invention exhibit superior heat resistance in a hardening process, a printed circuit board assembly process, or the like, and have superior physical properties such as optical characteristics, wettability, cuttability, workability, anti-curling properties, and durability. | 11-27-2014 |
20150093532 | PROTECTIVE ADHESIVE FILM PRODUCT - A protective film product for a portable electronic device includes a protective film, one or more adhesive layers formed on a surface of the protective film, a backing layer disposed on one of the adhesive layers, and a cap sheet disposed on an opposite surface of the protective film. Micro air pockets are formed in gaps between a surface of the cap sheet and the protective film. | 04-02-2015 |
20150093533 | PRESSURE-SENSITIVE ADHESIVE COMPOSITION - A pressure-sensitive adhesive composition, a protective film, an optical element and a display device are provided. The pressure-sensitive adhesive composition has excellent storage stability, exhibits proper low-speed and high-speed peel strengths after formation of a cross-linked structure, and also has an excellent balance between the low-speed and high-speed peel strengths. Therefore, when the pressure-sensitive adhesive composition is applied to a protective film, the pressure-sensitive adhesive composition can have an excellent protective effect, and can also be advantageous to perform a high-speed process since the pressure-sensitive adhesive composition is easily peeled during a high-speed peeling process. In the high-speed peeling process, the pressure-sensitive adhesive composition can exhibit excellent antistatic characteristics. | 04-02-2015 |
20150344747 | PRESSURE SENSITIVE ADHESIVE COMPOSITION - Provided are a pressure sensitive adhesive composition, a conductive laminate protective film, and a conductive laminate. A cured product of the pressure sensitive adhesive composition according to the present application constitutes a pressure sensitive adhesive layer attached on a hard coating surface of a conductive laminate or the like, so that a surface of the conductive laminate or the like can be protected as well as that a peeling force can be maintained appropriately regardless of a peeling rate even after a heat treatment for sintering, and thus can be used for a protective film. | 12-03-2015 |
20150346408 | OPTICAL FILM WITH PRESSURE SENSITIVE ADHESIVE ON BOTH SIDES AND METHOD FOR PRODUCING IMAGE DISPLAY DEVICE USING SAME - According to the invention, an optical film with adhesive on both sides comprises: an optical film including a polarizing plate; a first pressure sensitive adhesive layer provided on a surface of the optical film at a side configured to be bonded to an image display cell; and a second pressure sensitive adhesive layer provided on a surface of the optical film at a side configured to be bonded to a transparent plate or the touch panel. Further, a protective sheet is releasably attached on each of the first pressure sensitive adhesive layer and the second pressure sensitive adhesive layer. A thickness of the second pressure sensitive adhesive layer is preferably 30 μm or more. In a practical use, the optical film with adhesive on both sides according to the present invention is, for example, disposed between a front transparent plate or a touch panel and an image display cell. | 12-03-2015 |
20150352810 | GRAFFITI COVERING SKIN - Improvements in a graffiti covering skin are disclosed the covering skin is formed from multiple layers of different materials. Each layer of the skin provides different functions to provide a material that covers existing graffiti and creates a new surface that reduces or repels future graffiti from being placed on the original host surface. One of the layers is thin visual pattern layer that provides the desired appearance of a hard surface of stainless steel, wood, color, marble, granite or light filtering. This layer provides a structural rigidity that maintains dimensional stability. The thickness of the skin is sufficient to cover imperfections, scratches or gouges in the surface being covered. The skin is backed with a removable adhesive that is removed from a host surface without leaving a residue. Each skin is measured and cut to the desired size before placement on the host surface. | 12-10-2015 |
20150376466 | ADHESIVE FILM AND LAMINATE FOR TOUCH PANEL - An adhesive film includes an adhesive layer containing an adhesive; and a release film disposed on at least one surface of the adhesive layer, temperature dependence of a relative dielectric constant of the adhesive layer that is determined by a test for evaluating temperature dependence is equal to or less than 30%, and the adhesive contains an acryl-based adhesive. The adhesive film including the adhesive layer can inhibit the occurrence of malfunctioning of a capacitance-type touch panel in an environment of a wide temperature range from a low temperature to a high temperature. | 12-31-2015 |
20160009961 | ELECTRICALLY PEELABLE ADHESIVE COMPOSITION AND ELECTRICALLY PEELABLE ADHESIVE SHEET, AND METHOD FOR USING ELECTRICALLY PEELABLE ADHESIVE SHEET | 01-14-2016 |
20160009962 | ELECTRICALLY PEELABLE ADHESIVE COMPOSITION AND ELECTRICALLY PEELABLE PRESSURE SENSITIVE ADHESIVE SHEET, AND METHOD FOR USING ELECTRICALLY PEELABLE PRESSURE SENSITIVE ADHESIVE SHEET | 01-14-2016 |
20160024782 | VAPOR PERMEABLE, WATER RESISTIVE, AIR BARRIER POLYESTER MEMBRANE HAVING A POLYACRYLIC COATING WITH POROUS PRESSURE SENSITIVE ADHESIVE ADDED TO THE REAR SURFACE OF THE MEMBRANE - An ultra violet stable polyester membrane with a polyacrylic coating on one side and a coated pressure sensitive adhesive coating on its other side capable of allowing water vapor to pass through it. The pressure sensitive adhesive is formed of a copolymer comprising a backbone of n-butyl acrylate, 2-ethylhexyl acrylate, and vinyl acetate which is mixed with at least one surfactant and emulsified to produce air bubbles which form pores when the copolymer is set with about 80% to about 90% of the pore sizes ranging from about 200 microns to about 300 microns and being uniformly distributed to form a flow path through the pressure sensitive adhesive. | 01-28-2016 |
20160193808 | TRANSPARENT LAMINATE AND PROTECTIVE TOOL INCLUDING THE SAME | 07-07-2016 |
20180022973 | ACRYLIC ADHESIVE AND PROTECTIVE FILM INCLUDING THE SAME | 01-25-2018 |