Nitto-Denko Corporation

Kansai Paint Company, Ltd.

Kenichi Okada

Toshitaka Takahashi

Taiki Shimokuri

Masayuki Satake

Michio Umeda

Toshitsugu Hosokawa

Naofumi Kosaka

Tsuyoshi Inoue

Kenichi Shibata

Yosuke Shimizu

Komaharu Matsui

Takaaki Ishii

Takeshi Eda

Tomonari Naito

Satoshi Honda

Atsushi Takashima

Shou Takarada

Toshitaka Suzuki

Ryoko Asai

Koji Akazawa

Minoru Miyatake

Shusaku Goto

Takeharu Kitagawa

Keiji Hayashi

Takashi Kamijo

Tomohiro Mori

Michiharu Yamamoto

Shigeki Ishiguro

Yutaka Moroishi

Mitsuyoshi Shirai

Akiko Takahashi

Masayuki Okamoto

Kenji Sano

Hiroshi Ueda

Kazuhisa Maeda

Akiko Tanaka

Kaori Mizobata

Akira Shimazu

Yousuke Makihata

Kayo Shimokawa

Mika Kanamaru

Ginji Mizuhara

Keisuke Shimokita

Kensuke Tani

Akiko Yoshida

Kunihiro Inui

Mizuho Nagata

Hiroyoshi Onishi

Mitsuru Horada

Mitsuo Wakimoto

Mika Okada

Masayuki Minakata

Tomoko Doi

Ryohei Oban

Yosuke Makihata

Asuka Endo

Ryota Masuda

Yoshiaki Kitani

Namiko Murayama

Akiko Miyano

Yoshiko Kira

Asuka Gomi

Toshitaka Takahasi

Masatsugu Soga

Kuniaki Inui

Fumiko Kamifuji

Taiki Kusaka

Eriko Funatsu

Akiko Takahasi

The present invention relates to a method for manufacturing a laminate, including: a laminating step of laminating a side of a thermal transfer layer of a thermal transfer sheet having a release sheet and the thermal transfer layer on at least a part of a surface of a resin member by heat bonding, in which the release sheet has no yield points, and has an elongation at break of 100% to 600% in a stress-strain curve measured by a tensile test at a molding temperature Tβ° C. in the laminating step.

Method for manufacturing laminate, method for manufacturing coated article, method for manufacturing bonded structure, thermal transfer sheet, and laminate

Provided is a PSA sheet having a PSA layer. The PSA layer includes a layer A forming at least one surface thereof. The PSA sheet has an adhesive strength N0 of 2.0 N/10 mm or greater, after one day at room temperature following application of the layer A side to a surface of an alkaline float glass plate as an adherend having a contact angle of 5°-10° with distilled water; has an N1 to N0 reduction rate of 30% or lower, wherein N1 is a water-resistant adhesive strength measured after stored at room temperature for one day, immersed in water for 30 minutes, taken out from the water and then residual water is wiped off, and has an N2 to NO reduction rate of 40% or higher, wherein N2 is a water-peel strength measured after stored at room temperature for one day, 20 μL distilled water is dropped onto the adherend and is allowed to enter a PSA layer/adherend interfacial edge. N2 is measured at a tensile speed of 300 mm/min at a peel angle of 180°.

Pressure-sensitive adhesive sheet and method for peeling pressure-sensitive adhesive sheet

Provided is a method for peeling a PSA sheet adhered on a polarizing plate. The PSA sheet has a PSA layer. The PSA layer includes a layer A forming at least one surface of the PSA layer. Of the polarizing plate, the surface to which the PSA sheet is adhered is corona-treated or plasma-treated. The peeling method includes a water-peel step in which the PSA sheet is peeled from the polarizing plate, in a state where an aqueous liquid exits at the interface between the polarizing plate and the PSA sheet at the front line of peeling the PSA sheet from the polarizing plate, with the aqueous liquid allowed to further enter the interface following the movement of the peel front line.

Method for peeling pressure-sensitive adhesive sheet

An adhesion method including: a step (1), disposing a stickable-curable adhesive layer on a first adherend; a step (2), disposing a curing agent layer on a second adherend, the curing agent layer being able to cure the stickable-curable adhesive layer by contacting and reacting with the stickable-curable adhesive layer; and a step (3), bringing the stickable-curable adhesive layer into contact with the curing agent layer so that they are sandwiched by the first adherend and the second adherend.

Adhesion method, adhesion-structure, and adhesion kit

The present invention relates to an adhesive composition containing a base polymer and a moisture-curable component, wherein the base polymer contains a polymer having no functional group which reacts with the moisture-curable component, and a water content of the base polymer after storage at 25&#xb0; C. and 50% RH for 24 hours is 0.1% by weight or less, and wherein the moisture-curable component is contained in an unreacted state, an adhesive layer made from the adhesive composition, and an adhesive sheet including the adhesive layer.

Adhesive composition, adhesive layer and adhesive sheet

A stickable-curable adhesive sheet bonds a deformation/conversion device to an adherend. The stickable-curable adhesive sheet contains a stickable-curable adhesive component and a curing component curing the stickable-curable adhesive component. The stickable-curable adhesive component has pressure-sensitive adhesiveness before curing and the initial tensile elastic modulus at 25&#xb0; C. of the stickable-curable adhesive sheet after curing is 5&#xd7;10Pa or more.

Stickable-curable adhesive sheet

A pressure-sensitive adhesive composition for an optical film, includes a (meth)acryl-based polymer obtained by polymerization of a monomer component including, as a main component, an alkyl (meth)acrylate having an alkyl group of 4 to 18 carbon atoms; and a phosphate ester compound. The pressure-sensitive adhesive composition is capable of forming a pressure-sensitive adhesive layer for optical films. The pressure-sensitive adhesive layer that is for use on optical films and makes it possible to suppress an increase in the surface resistance of a transparent conductive layer even when a laminate including a transparent conductive layer and an optical film such as a polarizing plate with the pressure-sensitive adhesive layer interposed therebetween is stored under hot and humid conditions.

Pressure-sensitive adhesive composition for optical film, pressure-sensitive adhesive layer for optical film, pressure-sensitive adhesive layer-attached optical film, liquid crystal display device, and laminate

Provided is an adhesive member to be adhesively fixed through pressure which has both position adjustability and adhesiveness and is capable of producing a sufficient adhesive strength in addition to the position adjustability. The adhesive member comprises a support, a pressure-sensitive adhesive layer provided on one surface of the support, and a plurality of protrusion elements arranged, in spaced-apart relation to each other, on a principal surface of the pressure-sensitive adhesive layer on a side opposite to the support. Each of the protrusion elements is composed of an aggregation of a plurality of cohesive particles, wherein the adhesive member has a frictional force of 0.4 N/cmor less, with respect to a stainless steel plate serving as an adherend, as measured when the protrusion elements are in contact with a surface of the adherend, and a shear adhesive strength of 45 N/cmor more.

Adhesive member to be adhesively fixed through pressure

An aqueous dispersion-type pressure-sensitive adhesive composition for an optical film includes a emulsion particles of a core-shell structure, wherein the emulsion particles include a (meth)acryl-based copolymer (A) having a glass transition temperature of &#x2212;55&#xb0; C. to 0&#xb0; C. and a (meth)acryl-based copolymer (B) having a glass transition temperature of 0&#xb0; C. to 180&#xb0; C., in a single emulsion particle, one of the copolymers (A) and (B) forms a core layer, and another forms a shell layer, at least one of the copolymers (A) and (B) contains a carboxyl group-containing monomer, a difference of the glass transition temperatures between the copolymers (A) and (B) is 50&#xb0; C. or more, and a ratio (A)/(B) (by weight) is in the range of 50/50 to 90/10.

Pressure-sensitive adhesive composition for optical film, pressure-sensitive adhesive layer for optical film, pressure-sensitive adhesive optical film, and image display device

A pressure-sensitive adhesive layer is obtained by applying and drying an aqueous dispersion type pressure-sensitive adhesive composition. On a surface of the pressure-sensitive adhesive layer, the number of a concave portion having a depth in a thickness direction of 0.2 to 20 &#x3bc;m and a maximum length along the surface of 1 to 10 mm is 5 or less per 1 m.

Pressure-sensitive adhesive layer, pressure-sensitive adhesive film, and optical device

A pressure-sensitive adhesive layer for an optical film made from an aqueous dispersion-type pressure-sensitive adhesive composition, wherein the aqueous dispersion-type pressure-sensitive adhesive composition is an aqueous dispersion comprising a water-dispersible (meth)acryl-based copolymer (A) having a glass transition temperature from &#x2212;55&#xb0; C. to less than 0&#xb0; C.; and a water-soluble or water-dispersible component (B) having a glass transition temperature of 0&#xb0; C. or more, a mixture ratio (A)/(B) is in the range of 50-97/3-50, the component (B) forms domains with maximum lengths between 1 nm and 200 nm in a resin component made of the (meth)acryl-based copolymer (A), and the pressure-sensitive adhesive layer has a haze value (H20) of 1% or less when having a thickness of 20 &#x3bc;m. The pressure-sensitive adhesive layer for an optical film, which is made from an aqueous dispersion-type pressure-sensitive adhesive composition has good reworkability or recyclability, and has a sufficient level of durability.

Adhesive layer for optical film, optical film having adhesive layer, image display device, and detachment method for optical film

To provide an adhesive composition which shows high adhesion with a glass substrate and has excellent heat resistance, moisture resistance and moist heat resistance, an adhesive optical film comprising an adhesive layer made of the adhesive composition, which shows high adhesion between the adhesive layer and an optical film and effectively suppresses the occurrence of adhesive residue and lack of adhesive and also has excellent heat resistance, moisture resistance and moist heat resistance, and an image display device comprising the adhesive optical film, the adhesive optical film comprises an optical film, an adhesive layermade of a water dispersible adhesive composition comprising, as raw monomers, an alkyl (meth)acrylate ester whose alkyl group has 4 to 18 carbon atoms, a carboxyl group-containing vinyl monomer, a phosphoric acid group-containing vinyl monomer, and a copolymerizable vinyl monomer which is optionally copolymerizable with the above monomers, wherein a carboxyl group concentration is from 0.05 to 1.50 mmol/g and a phosphoric acid group concentration is from 0.01 to 0.45 mmol/g in the raw monomers, an under coat layercontaining an oxazoline group-containing polymer, and being interposed between the optical filmand the adhesive layer, and the adhesive optical film is applied onto an image display device.

Adhesive composition, adhesive optical film and image display device

The aqueous dispersion adhesive composition contains an aqueous dispersion copolymer obtained by reacting of a reaction component containing alkyl (meth)acrylate whose linear or branched alkyl group has 4 to 18 carbon atoms, (meth)acrylic acid, a phosphoric acid group-containing vinyl monomer and an alkoxysilyl group-containing vinyl monomer to react; and a crosslinking agent having reactivity with a carboxyl group. In the aqueous dispersion adhesive composition, an amount of the crosslinking agent is from 0.07 to 4 parts by weight per 100 parts by weight of the aqueous dispersion copolymer, and in an adhesive layer made of the aqueous dispersion adhesive composition, an elongation at 90&#xb0; C. is 200% or less.

Aqueous dispersion adhesive composition and adhesive film

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Ibaraki, Japan

Kenichi Okada