This disclosure relates to a polymer film including: a base film including polyamide-based resin including two or more different kinds of repeat units; and a copolymer including polyamide-based segments and polyether-based segments.

A multilayer sheet includes: a substrate layer (A) that includes 40 to 99.9% by mass of a polyphenylene ether (a1), 0 to 59.9% by mass of a polystyrene (a2), and an amino group-containing polymer (a3); and an adhesive layer (B) that includes an acid-modified polyolefin.

An adhesive elastomeric tape comprising 90 grade cheesecloth that is knitted with a medium gauge elastic yarn through a stitch bonding machine. The cloth is then coated with a petroleum base adhesive using a unique strike through method that allows a adhesive to pass through while coating both sides. A style of athletic tape that is flexible, durable, and adhesive simultaneously.

An adhesive elastomeric tape comprising 90 grade cheesecloth that is knitted with a medium gauge elastic yarn through a stitch bonding machine. The cloth is then coated with a petroleum base adhesive using a unique strike through method that allows a adhesive to pass through while coating both sides. A style of athletic tape that is flexible, durable, and adhesive simultaneously.

There is provided a polymer film which includes: a base film layer including a polyamide-based resin having a particular relative viscosity and a copolymer including a polyamide-based segment and a polyether-based segment having a specific content; and an adhesive layer formed on at least one side of the base film layer, wherein a ratio of the melt viscosity of the copolymer to the melt viscosity of the polyamide resin is 0.65 to 1.2 at a shear rate of 1000 s.sup.1 and a temperature of 260 C.

There is provided a polymer film which includes: a base film layer including a polyamide-based resin having a particular relative viscosity and a copolymer including a polyamide-based segment and a polyether-based segment having a specific content; and an adhesive layer formed on at least one side of the base film layer, wherein a ratio of the melt viscosity of the copolymer to the melt viscosity of the polyamide resin is 0.65 to 1.2 at a shear rate of 1000 s.sup.1 and a temperature of 260 C.

A hot-melt adhesive composition comprises 35 wt % to 40 wt % of petroleum resin, 10 wt % to 14 wt % of polyester elastomer resin, 10 wt % to 14 wt % of ethylene vinyl acetate resin, 14 wt % to 19 wt % of polyether polyol, 15 wt % to 21 wt % of polyester polyol, 8 wt % to 10 wt % of methylene diphenyl diisocyanate, and 0.1 wt % to 0.5 wt % of an amine catalyst, wherein the hot-melt adhesive composition has a melt viscosity of 20,000 cps to 50,000 cps as measured at 150 C.

The present invention relates to a pneumatic tire having a non-spliced film innerliner comprised of a plurality of film layers where said film layers are of varied film moduli physical properties.

The present invention provides an adhesive film having an adhesive layer on at least one surface of a heat-resistant layer, in which the heat-resistant layer contains a thermoplastic resin having an aromatic ring in a monomer unit as an essential component, a heat deflection temperature of the heat-resistant layer is 100? C. or higher, and the adhesive layer contains a modified polyolefin resin as an essential component and, furthermore, contains at least one resin having a styrene structure or a cyclic hydrocarbon structure.

The problem to be solved by the present invention is to provide an adhesive multilayer sheet including an adhesive layer that includes an acid-modified polyolefin and a substrate layer that includes a polyphenylene ether, and having high interlayer peel strength. The multilayer sheet of the present invention includes: a substrate layer (A) that includes a polyphenylene ether; and an adhesive layer (B) that includes an acid-modified polyolefin, in which the multilayer sheet further includes, between the substrate layer (A) and the adhesive layer (B), a tie layer (C) that includes a polyolefin/polyphenylene ether-based alloy.