A method of attaching a pneumatic de-icer to an aircraft wing includes using two pressure sensitive adhesive layers. A first pressure sensitive adhesive layer is attached to a primed aircraft wing, while a second pressure sensitive adhesive layer is attached to the pneumatic de-icer. The two pressure sensitive adhesive layers are attached to each other to create a high energy bond between the pneumatic de-icer and the aircraft wing.

A thin adhesive tape includes a base and an adhesive layer provided on one surface of the base, wherein the base has a thickness of 2 to 25 m, the adhesive layer has a thickness of 0.1 to 10 m, the adhesive tape has a thickness of 30 m or less, the adhesive tape has a peel adhesion of 0.50 N/10 mm or more in accordance with JIS Z 0237:2000, and the adhesive tape has a strength to repel members calculated by the following formula of 70 MPa.Math.mm or less, the adhesive tape being excellent in a balance between fixability of members and followability to members:

Strength to repel members (MPa.Math.mm)=tensile elastic modulus (MPa) of adhesive tapethickness (mm) of adhesive tape.

The invention provides an adhesive composition. The adhesive composition includes a halohydrin compound, a blocked isocyanate compound and latex, in which the adhesive composition does not include resorcinol, formaldehyde and epoxy compound. The invention also provides a method for treating organic fiber. The method includes impregnating an organic fiber or a fabric with the abovementioned adhesive composition; and drying the organic fiber or the fabric.

Provided are a pressure sensitive adhesive sheet including, on a substrate, a resin layer containing a resin which is a resin layer containing a resin part (X) containing a resin as a main component and a particle part (Y) consisting of fine particles, at least a surface () of the resin layer on the side opposite to the side thereof on which the substrate is provided, having pressure sensitive adhesiveness, wherein a bending stress coefficient k in the MD direction of the substrate is 20 N.Math.mm or less, a 10% elongation strength in the MD direction thereof is 260 N/15 mm or less, and concave portions satisfying specified requirements are included on the surface () of the resin layer; and a method for producing the pressure sensitive adhesive sheet.

Adhesive articles such as flexible tapes are described. The adhesive articles include oppositely directed faces of adhesives that are suited for adhesive applications for laminating flooring materials and other construction applications.

Provided is a method for producing a glass unit. The method comprises a step (A) of obtaining a glass plate; a step (B) of applying a protective sheet to one face of the glass plate; an optional step (C) of subjecting the glass plate to at least one process selected from the group consisting of transportation, storage, processing, washing and handling; a step (D) of removing the protective sheet from the glass plate; and a step (E) of assembling a glass unit using the glass plate. The protective sheet comprises a substrate layer, and a PSA layer provided to at least one face of the substrate layer. The PSA layer has a surface hardness of 0.3 MPa or greater.

Provided is a pressure-sensitive adhesive tape excellent in unevenness followability. The pressure-sensitive adhesive tape of the present invention includes: a base material layer; and a pressure-sensitive adhesive layer arranged on at least one side of the base material layer, wherein the pressure-sensitive adhesive tape has a dimensional change ratio at 23 C. of from 0.20 to 0.39.

Provided is a PSA sheet that has a high level of moisture resistance while maintaining good holding power with reduced gas emission. The PSA sheet provided by this invention comprises a moisture-impermeable layer and a PSA layer provided to one face of the moisture-impermeable layer. The PSA layer comprises a polymer A having a weight average molecular weight of 510.sup.4 or higher as a base polymer and a polymer B having a number average molecular weight of 1000 or higher and a weight average molecular weight lower than 510.sup.4.

Provided is a PSA sheet that has a high level of moisture resistance while maintaining good holding power with reduced gas emission. The PSA sheet provided by this invention comprises a moisture-impermeable layer and a PSA layer provided to one face of the moisture-impermeable layer. The PSA layer comprises a polymer A having a weight average molecular weight of 510.sup.4 or higher as a base polymer and a polymer B having a number average molecular weight of 1000 or higher and a weight average molecular weight lower than 510.sup.4.

A pressure sensitive adhesive sheet is provided which comprises a base material having insulation properties, an inorganic filler-containing resin layer provided at least at one side of the base material and containing an insulating inorganic filler, and a pressure sensitive adhesive layer provided as an outermost layer of at least one surface. According to such a pressure sensitive adhesive sheet, insulation properties can be ensured even when the base material undergoes carbonization and/or combustion/decomposition due to high temperatures and insulation breakdown occurs in the base material.