Abstract: A mask-integrated surface protective tape, containing: a substrate film; a temporary-adhesive layer provided on the substrate film; and a mask material layer provided on the temporary-adhesive layer; wherein the mask material layer and the temporary-adhesive layer each contain a (meth)acrylic copolymer; and wherein the mask-integrated surface protective tape is used for a method of producing a semiconductor chip utilizing a plasma-dicing.

Abstract: The invention discloses a high performance plastic magnetic material, comprising a low surface energy layer, a magnetic layer and a printable layer, wherein the magnetic layer and the printable layer are arranged successively on a first side of the low surface energy layer; the low surface energy layer is an organic silicon pressure sensitive adhesive layer. The invention further discloses a preparation method, comprising the following steps: pretreating a magnetic powder with a coupling agent; mixing the pretreated magnetic powder with matrix components and auxiliaries to gain a mixture; extrusion compositing the gained mixture with a printable layer to gain composite paper having the printable layer and a magnetic layer; and applying a low surface energy layer on a side of the magnetic layer, opposite the printable layer. As no UV layer and no adhesive residue, the material of the invention is environmentally friendly and highly reliable.

Abstract: An attached member includes: a strip-shaped peelable member being in film form; and a tab being in plate form. An adhesive surface of a deep body thermometer and the tab are attached respectively to regions being part of first and second main surfaces of the peelable member and corresponding to about halves of the peelable member on first and second end sides. With the peelable member being folded substantially along the midsection between first and second ends, the order of layers, from closest to the adhesive surface, is the peelable member, the tab, a double-sided tape, and the peelable member. The thickness of the tab is equal to or greater than twice the minimum bending radius at which the peelable member is elastically deformable. The tab extends in a folding direction of the peelable member and beyond an outer edge of the peelable member.

Abstract: A substrate-free adhesive tape that is excellent in adhesive physical properties and is suitable for a continuous process is provided. The substrate-free adhesive tape includes a release film, and an adhesive layer provided on one surface of the release film and the adhesive layer containing a cured product of an adhesive composition, wherein when the release film is fixed on the outer surface of a semicircular tip part of a jig, the semicircular tip part having a radius of 22.5 mm, a breaking distance of the adhesive layer is 110 mm or less when the adhesive layer is stretched at a rate of 20 m/min from a semicircular center of the semicircular tip part toward an outermost direction of the semicircular tip part.

Abstract: The present disclosure relates to an adhesive film, and adhesive film includes: a photothermal conversion layer including a light absorbing agent and a pyrolytic resin; an adhesive base film layer disposed on the photothermal conversion layer; a buffer layer disposed on the adhesive base film layer; and an adhesive layer disposed on the buffer layer, and the buffer layer includes a polysiloxane resin, and the adhesive layer includes a silicon-based adhesive, and the silicon-based adhesive includes a silicon-based tackifier and a polysiloxane resin. The adhesive film according to the present disclosure can simplify a process of processing a substrate, and can prevent a damage of the substrate and a circuit or an element formed on the substrate.

Abstract: A problem is to provide a sheet having a pre-sintering layer, the thickness of which following sintering is such as to be capable of relieving stresses. Solution means relate to a sheet comprising a pre-sintering layer. Viscosity at 90° C. of the pre-sintering layer is not less than 0.27 MPa·s. Thickness of the pre-sintering layer is 30 ?m to 200 ?m.

Abstract: Provided are an adhesive film, an optical member including the same, and an optical display device including the same, the adhesive film being formed from a monomer mixture comprising an alkyl group-containing acrylate and a hydroxyl group-containing acrylate, wherein the adhesive film has a modulus of 80 kPa or less at ?20° C., and the adhesive film has a value of 40% to 140% in equation 1 at 25° C.

Abstract: Curable adhesive compositions are provided that can be cured using ultraviolet or visible light radiation. These curable adhesive compositions, which contain a curable (meth)acrylate copolymer, have a creep compliance that is less than 5(10?4) inverse Pascals at 25° C., a creep compliance that is greater than 1(10?3) inverse Pascals at 70° C., and a shear storage modulus greater than 40 kiloPascals when measured at 25° C. at a frequency of 1 radian/second.

Abstract: The invention relates to a thermally activatable reactive adhesive film comprising a carrier film made of thermoplastic polyurethane, which is coated on at least one side with a latently reactive, thermally activatable adhesive compound.

Abstract: An adhesive sheet set including a pair of adhesive sheets respectively including an adhesive layer capable of being cured and adhered by being in contact with each other, and a method for producing a product using the same. An adhesive sheet set including a first adhesive sheet and a second adhesive sheet, wherein the first adhesive sheet includes a first separator and a first adhesive layer provided on one surface of the first separator, the second adhesive sheet includes a second separator and a second adhesive layer provided on one surface of the second separator, and the first adhesive sheet and the second adhesive sheet are configured to be cured and adhered by the first adhesive layer and the second adhesive layer being in contact with each other.

Abstract: A self-adhesive multi-layer item comprising: 1) a dorsal support DO having a top face SI1 and a bottom face SI2, 2) at least one layer of silicone release coating RC applied to the top face SI1 of the dorsal support DO and which is prepared by irradiation of a curable silicone composition C not containing any solvent and comprising, as constituents: a) at least one functionalized organopolysiloxane A b) an effective amount of at least one type I photoinitiator P of the family of acylphosphine oxide derivatives of formula (III) 3) at least one adhesive PSA, preferably at least one pressure-sensitive adhesive PSA, applied on the layer of silicone release coating, 4) a frontal support FR applied on the adhesive PSA of the component 3), and 5) optionally at least one layer of silicone release coating RC applied on the bottom face SI2 of the dorsal support DO and which is prepared by application and irradiation of said curable silicone composition C, and on this same layer, there is at least one adhesive PSA,

Abstract: An adhesive sheet comprising a base material, a primer layer, and an adhesive layer cured by radiation, arranged in this order. The primer layer comprises a (meth)acrylic polymer having a nitrogen-containing group and a polymer having a polyoxyalkylene group.

Abstract: A nail sticker, a composition for the nail sticker and a method for preparing the composition are disclosed. Raw materials of the composition include a sizing material, which is made of the following raw materials in parts by weight: 45-85 parts of a UV thermosetting resin, 2-9 parts of a photoinitiator, 1.5-2 parts of a curing agent, 0.1-1 part of a thermal promoter, and 0.1-1 part of a leveling agent. The synchronization of the release of essential oil molecules with light/thermal curing promotes the essential oil molecules to be diffused to the interior of the sizing material more uniformly in a wider range, and during the curing and film forming of the nail sticker, an aroma spreads as tantalizing as that of baked food.

Abstract: The purpose of the present invention is to provide a transfer sheet capable of providing hard coat properties and excellent weather resistance to a resin molded article such as organic glass. The transfer sheet has, in order, a base material film for mold release, a hard coat layer, a primer layer, and an adhesive layer. The weather resistance and adhesiveness of the hard coat layer and the primer layer are improved and hard coat properties and excellent weather resistance can be provided to a resin molded article being the transfer object, as a result of: the hard coat layer being formed from a cured product of a resin composition including a curable resin; and the primer layer being formed from a binder resin including a polyurethane having a mass-average molecular weight of 40,000-100,000 and including 1-30% by mass of an acrylic component.

Abstract: The present invention provides an optically clear adhesive sheet using a heat-curable polyurethane composition, wherein the optically clear adhesive sheet can, when bonded to an adherend such as a glass plate, prevent the occurrence of air bubbles even at high temperature and normal humidity and maintain a stable bonded interface. The optically clear adhesive sheet of the present invention is an optically clear adhesive sheet containing: a cured product of a heat-curable polyurethane composition, the heat-curable polyurethane composition containing a polyol component and a polyisocyanate component, the polyol component having an olefin skeleton, the polyisocyanate component containing an acyclic aliphatic polyisocyanate and/or an alicyclic polyisocyanate.

Abstract: A back grinding tape including a hard coating layer, an intermediate layer including a polyurethane-based resin, and an adhesive layer provided has an excellent water resistance, thus easily protecting patterns, and has an excellent adhesion between each layer, and thus each layer is not separated in the process of removing the tape, such that the back grinding tape is suitable for a back grinding process.

Abstract: The present invention provides an optically clear adhesive sheet having excellent environment resistance using a heat-curable polyurethane composition that has excellent flexibility and is capable of giving a thick film. The optically clear adhesive sheet of the present invention is formed of: a cured product of a heat-curable polyurethane composition, the heat-curable polyurethane composition containing a polyol component, a polyisocyanate component, and a tackifier, the polyol component having an olefin skeleton, the polyisocyanate component being a modified polyisocyanate that is obtained by reacting an acyclic aliphatic and/or alicyclic polyisocyanate containing an isocyanate group with an ether compound containing an ethylene oxide unit.

Abstract: A pressure sensitive adhesive sheet for batteries that includes a base material and a pressure sensitive adhesive layer provided on one surface side of the base material and containing inorganic fine particles. When D50 and D90 are defined as a volume-based accumulated 50% particle diameter of the inorganic fine particles and a volume-based accumulated 90% particle diameter of the inorganic fine particles, respectively, in a particle size distribution of the inorganic fine particles in the pressure sensitive adhesive layer, the D50 is 0.5 ?m or more and 2.8 ?m or less, and the ratio of the D90 to the D50 (D90/D50) is 1.3 or more and 2.0 or less. The particle size distribution is measured by image analysis on a surface of the pressure sensitive adhesive layer opposite to the base material.

Abstract: Adhesive tapes are described which find particular application for sealing joints or regions between adjacent panels such as rigid foam insulation panels. Also described are methods of using the sealing tapes and systems of sealed panels using the sealing tapes.

Abstract: A protective film 10 of the present invention is used by being attached to a resin substrate 21 at the time of performing heat bending on the resin substrate 21 while heating the resin substrate 21. The protective film 10 includes a base material layer and a pressure sensitive adhesive layer which is positioned between the base material layer and the resin substrate 21 and is adhered to the resin substrate 21. The base material layer is formed of a laminate having a first layer which is positioned on the opposite side of the pressure sensitive adhesive layer, contains a thermoplastic resin, and has a melting point of 150° C. or higher and a second layer which is positioned on the pressure sensitive adhesive layer side, contains a thermoplastic resin, and has a melting point of lower than 120° C.