The embodiments described herein generally relate to methods and chemical compositions for coating substrates with a composition. In one embodiment, an adhesive composition is provided comprising a reaction product of a polyacid selected from the group consisting of an aromatic polyacid, an aliphatic polyacid, an aliphatic polyacid with an aromatic group, and combinations thereof, or a diglycidyl ether; and a polyamine; and one or more compounds selected from the group consisting of a branched aliphatic acid, a cyclic aliphatic acid with a cyclic aliphatic group, a linear aliphatic, and combinations thereof. The adhesive composition may be used to cover a substrate.

The embodiments described herein generally relate to methods and chemical compositions for coating substrates with a composition. In one embodiment, an adhesive composition is provided comprising a reaction product of a polyacid selected from the group consisting of an aromatic polyacid, an aliphatic polyacid, an aliphatic polyacid with an aromatic group, and combinations thereof, or a diglycidyl ether; and a polyamine; and one or more compounds selected from the group consisting of a branched aliphatic acid, a cyclic aliphatic acid with a cyclic aliphatic group, a linear aliphatic, and combinations thereof. The adhesive composition may be used to cover a substrate.

The adhesive tape of the present disclosure includes: a substrate; and an adhesive layer disposed on one surface of the substrate. In the adhesive tape of the present disclosure, when a breakdown voltage in a thickness direction of the adhesive tape is represented as X (unit: kV) and an initial elastic modulus evaluated from a stress-strain curve in a tensile test is represented as Y (unit: N/mm), an inequality Y ≤ 4.5X -22.5 is satisfied. The adhesive tape of the present disclosure has an excellent balance between insulating properties and winding properties in winding work.

The present invention relates to an optical adhesive sheet having an excellent repulsion resistance and an excellent swelling rate, and a method for manufacturing the same.

The present invention relates to an optical adhesive sheet having an excellent repulsion resistance and an excellent swelling rate, and a method for manufacturing the same.

The present application provides an adhesive composition for a foldable display including a thermocurable resin; and a crosslinking agent, wherein the thermocurable resin includes a unit derived from a compound including at least one N or O; and at least one unshared electron pair in the molecule, and the thermocurable resin has a glass transition temperature of −70° C. or lower, an adhesive film using the same, and a foldable display including the same.

A molecular adhesive system for reversibly joining two surfaces, comprising: an anionic coating on a first of two surfaces to be joined; a conductive polymer nanotube array on a second of the two surfaces to be joined; wherein said conductive polymer nanotube array is functionalized with metal nanoparticles; and an electric potential applied across said two surfaces.

A molecular adhesive system for reversibly joining two surfaces, comprising: an anionic coating on a first of two surfaces to be joined; a conductive polymer nanotube array on a second of the two surfaces to be joined; wherein said conductive polymer nanotube array is functionalized with metal nanoparticles; and an electric potential applied across said two surfaces.

The suction fixing sheet of the present disclosure is a suction fixing sheet to be placed on a suction surface of a suction device to prevent contact between a suction target and the suction surface. The suction fixing sheet includes a porous sheet having air permeability in its thickness direction; and a double-sided pressure-sensitive adhesive sheet provided with a substrate, having air permeability in its thickness direction, and disposed on one surface of the porous sheet, or a double-sided pressure-sensitive adhesive layer unprovided with a substrate, formed of a crosslinked pressure-sensitive adhesive, having air permeability in its thickness direction, and disposed on one surface of the porous sheet. The ratio of the thickness of the porous sheet to the thickness of the double-sided pressure-sensitive adhesive sheet or the double-sided pressure-sensitive adhesive layer is 8.0 or more.

Adhesives, particularly reversible adhesives, reversible adhesive hydrogel meshes and polymer formulations that may be used in preparation of the reversible adhesive hydrogel meshes are disclosed. The polymer formulations may comprise a reversible monomer of a reversible adhesive polymer, acrylic acid (AA), an acrylate cross-linker, a photo-initiator for free radical polymerization, and a solvent. The disclosure also relates to a wound dressing comprising the reversible adhesive hydrogel meshes. Such wound dressings are particularly suitable for treatment of damaged sensitive tissue, for example, wounds formed on a fragile skin.