Abstract: 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.

Abstract: Provided is a method for producing a sulfide solid electrolyte having a high purity as side reaction hardly occurs, and having a high ionic conductivity, in a simplified manner. The method is for producing a sulfide solid electrolyte containing a lithium atom, a sulfur atom, a phosphorus atom and a halogen atom, comprising separately preparing a complex (1) containing a sulfide that contains a lithium atom, a sulfur atom and a phosphorus atom, as a constituent element, and a complex (2) containing a halide that contains a lithium atom and a halogen atom, as a constituent element, and mixing the complex (1) and the complex (2).

Abstract: There is provided a manufacturing method for a cured substance, which makes it possible to obtain a cured substance having excellent breaking elongation, a manufacturing method for a laminate, including the manufacturing method for a cured substance, a manufacturing method for a semiconductor device, including the manufacturing method for a cured substance or the manufacturing method for a laminate, and there is provided a treatment liquid that is used in the manufacturing method for a cured substance. The manufacturing method for a cured substance includes a film forming step of applying a resin composition containing a precursor of a cyclization resin onto a base material to form a film, a treatment step of bringing a treatment liquid into contact with the film, and a heating step of heating the film after the treatment step, in which the treatment liquid contains at least one compound selected from the group consisting of a basic compound having an amide group and a base generator having an amide group.

Abstract: An object of the present invention is to provide a threadlike adhesive body having high impact resistance. The present invention relates to a threadlike adhesive body including a core material having a plurality of filaments and an adhesive, in which the adhesive covers the core material, the core material is impregnated with the adhesive, and the threadlike adhesive body contains 1 vol % to 55 vol % of voids.

Abstract: A threadlike adhesive sticking apparatus of the present invention includes, a nozzle comprising a pressing unit configured to press a threadlike adhesive against an object, a nozzle displacement unit that is attached to the nozzle and is configured to displace the nozzle by being displaced in a pressing direction, and an absorption mechanism configured to absorb a displacement of the nozzle with respect to a displacement of the nozzle displacement unit in the pressing direction.

Abstract: A threadlike adhesive sticking apparatus of the present invention includes a nozzle having an inner wall surface defining a cylindrical internal space and a tip end having a tip end opening allowing the internal space to communicate with the outside at one end of the inner wall surface, and a plurality of portions of a peripheral portion surrounding the tip end opening at the tip end function as a pressing unit that presses a threadlike adhesive, which has been allowed to pass through the internal space and has been led out to the outside from the tip end opening, against an object.

Abstract: A threadlike adhesive sticking apparatus of the present invention is a threadlike adhesive sticking apparatus configured to press a threadlike adhesive wound in a roll shape together with a release liner against an object while feeding out the threadlike adhesive, and includes a pressing unit configured to press the threadlike adhesive debonded from the release liner against the object. A compression elastic modulus of the release liner is 1.5 MPa or less.

Abstract: The present invention relates to a release liner-attached adhesive body including a linear adhesive body and a release liner, in which the release liner has a compression elastic modulus of 1.5 MPa or less, and a release liner-attached adhesive body including a linear adhesive body and a release liner, in which a slit is formed in the release liner, and at least a part of the adhesive body is disposed in the slit.

Abstract: A threadlike adhesive sticking apparatus of the present invention is an adhesive sticking apparatus that presses a threadlike adhesive wound around a winding body against an object while feeding out the threadlike adhesive, and includes an assist mechanism configured to apply an external force in a feeding direction to the threadlike adhesive fed out from the winding body, and a pressing unit configured to press the threadlike adhesive fed out from the winding body against the object.

Abstract: The present invention relates to a threadlike adhesive body including a threadlike core material and an adhesive layer configured to cover a surface of the core material in a longitudinal direction, in which the adhesive layer contains a non-biomass-derived component, the core material contains a biomass-derived component, and a difference (?0-?30) between a contact angle ?0 of water in an amount of 2 ?l measured immediately after the water drops onto the core material and a contact angle ?30 of the water measured after 30 seconds have elapsed from the dropping is 20° or less.

Abstract: The present invention relates to a threadlike adhesive body including a threadlike core material and an adhesive layer covering a surface of the core material in a longitudinal direction, in which the core material is a multifilament yarn including two or more filaments obtained by intertwining or twisting a filament containing a recycled resin and a filament not containing a recycled resin.

Abstract: The present invention relates to a threadlike adhesive body including a threadlike core material and an adhesive layer covering a circumferential surface of the core material in a longitudinal direction, in which the core material contains a recycled resin, and a coverage rate of the circumferential surface with the adhesive layer is 50% or more.

Abstract: The present invention provides a gap-filling method whereby a structure having a gap can be appropriately inhibited from being adversely affected by edges of the gap. The present invention relates to a gap-filling method including filling a gap of a structure having the gap therein by inserting a threadlike adhesive body into and along the gap, wherein the threadlike adhesive body is inserted into the gap so as to come into contact with at least some of inner surfaces of the gap and with edges of the gap.

Abstract: The present invention relates to a threadlike adhesive body including a threadlike core material and an adhesive layer for covering a surface of the core material in a longitudinal direction, in which the core material contains a biomass-derived component, and the threadlike adhesive body has a biomass degree of 35% or more.

Abstract: The present invention relates to a method for applying a threadlike adhesive body to an adherend so that the applied threadlike adhesive body has a desired shape, the method including a step in which a temporary-support-supported threadlike adhesive body including a temporary support and the threadlike adhesive body applied thereto so as to have a shape reverse to the desired shape is applied by press-bonding a surface thereof where the threadlike adhesive body lies to the adherend.

Abstract: There is provided an electrically peelable adhesive composition that is for forming an adhesive layer which has high adhesion and can be easily peeled off by applying a voltage for a short time even at a low voltage. In addition, there is provided an adhesive sheet including an adhesive layer formed of the composition that has high adhesion and can be easily peeled off by applying a voltage for a short time even at a low voltage, and a joined body of the adhesive sheet and an adherend. The electrically peelable adhesive composition of the invention includes a polymer and an ionic liquid, in which an anion of the ionic liquid is a bis(fluorosulfonyl)imide anion. A content of the ionic liquid is preferably 0.5 to 30 parts by weight with respect to 100 parts by weight of the polymer.

Abstract: An adhesive body delivery device includes a main body, a turning portion, and a press-bonding portion; the turning portion is mounted to the main body to be relatively turnable around a first turning axis A1; the press-bonding portion is mounted to the turning portion at a predetermined mounting position, and is turnable in conjunction with the turning portion; the press-bonding portion is configured to deliver an adhesive body at a predetermined delivery position P, and is configured to stick the adhesive body to a target object while press-bonding the adhesive body; a predetermined distance D is ensured between the first turning axis A1 of the turning portion and the mounting position; and the press-bonding portion is configured to turn around a second turning axis A2 passing through the mounting position and being parallel to the first turning axis A1.

Abstract: There is provided an electrically peelable adhesive composition that is for forming an adhesive layer which has high adhesion and can be easily peeled off by applying a voltage for a short time even at a low voltage. In addition, there is provided an adhesive sheet including an adhesive layer formed of the composition that has high adhesion and can be easily peeled off by applying a voltage for a short time even at a low voltage, and a joined body of the adhesive sheet and an adherend. The electrically peelable adhesive composition of the invention includes a polymer and an ionic liquid, in which an anion of the ionic liquid is a bis(fluorosulfonyl)imide anion. A content of the ionic liquid is preferably 0.5 to 30 parts by weight with respect to 100 parts by weight of the polymer.

Abstract: A double-sided adhesive sheet has a laminate structure including a first adhesive layer containing an electrolyte, a second adhesive layer, and a conduction substrate. A double-sided adhesive sheet joined body includes, for example, an adhesive sheet having such a laminate structure, a first conductive adherend to which the first adhesive layer adheres, and a second adherend to which the second adhesive layer adheres. A method for joining/separating adherends includes joining first and second adherends to each other via the adhesive sheet, then applying a voltage to the first adhesive layer so as to generate a potential difference in a thickness direction of the first adhesive layer, and separating the first and second adherends from each other.

Abstract: The present invention relates to a method of producing a bonded body in which members are allowed to bond to each other with a yarn-like adhesive body, and at least a part of a bonding region, which is a portion where members are allowed to bond to each other, has a bent shape, and the members are allowed to bond to each other with the yarn-like adhesive body bent according to a shape of the bonding region.