The invention generally relates to a composition that may be used for producing an insulation tape. In one embodiment, the composition being used to fix a non-conductive material to a reinforcing layer.

An insulated wire, having: a single conductor or multiple conductors; an insulating layer on the outer periphery of the single conductor or each of the multiple conductors; and an adhesion layer on the outer periphery of the insulating layer, wherein the thickness of the adhesion layer is 2 to 200 m, wherein a resin constituting the adhesion layer does not have a melting point, wherein the resin constituting the adhesion layer has a tensile modulus of 0.610.sup.7 to 1010.sup.7 Pa at 250 C., and wherein a substance having 2 or more amino groups exists on the surface of the adhesion layer; a coil containing the insulated wire; and an electrical or electronic equipment using the coil.

The present invention aims to provide a resin composition capable of providing a molded article which is excellent in flexibility, acid resistance, and electrical properties. The resin composition of the present invention includes: an aromatic polyether ketone resin (I); and a fluororesin (II), the fluororesin (II) being a copolymer of tetrafluoroethylene and a perfluoroethylenic unsaturated compound represented by the following formula (1): CF.sub.2CFRf.sup.1 (1) wherein Rf.sup.1 represents CF.sub.3 or ORf.sup.2, and Rf.sup.2 represents a C.sub.1-C.sub.5 perfluoroalkyl group, the fluororesin (II) being dispersed as particles in the aromatic polyether ketone resin (I), the resin composition satisfying a ratio (I):(II) by mass between the aromatic polyether ketone resin (I) and the fluororesin (II) of 50:50 to 10:90.

The present invention aims to provide a resin composition capable of providing a molded article which is excellent in flexibility, acid resistance, and electrical properties. The resin composition of the present invention includes: an aromatic polyether ketone resin (I); and a fluororesin (II), the fluororesin (II) being a copolymer of tetrafluoroethylene and a perfluoroethylenic unsaturated compound represented by the following formula (1): CF.sub.2CFRf.sup.1 (1) wherein Rf.sup.1 represents CF.sub.3 or ORf.sup.2, and Rf.sup.2 represents a C.sub.1-C.sub.5 perfluoroalkyl group, the fluororesin (II) being dispersed as particles in the aromatic polyether ketone resin (I), the resin composition satisfying a ratio (I):(II) by mass between the aromatic polyether ketone resin (I) and the fluororesin (II) of 50:50 to 10:90.

A polyaryl ether ether composition(C) and methods of uses thereof are herein disclosed. The composition comprises a polymer blend [blend (B)] consisting of: a first polyaryl ether ketone (PAEK-1)and a second polyaryl ether ketone (PAEK-2), wherein the (PAEK-1) is crystalline and exhibits a melting temperature T.sub.m of 330 C. or higher and the (PAEK-2) is either amorphous or crystalline and exhibits a melting temperature T.sub.m of 315 C. or lower and wherein the (PAEK-1) constitutes more than 0% wt of blend (B). Composition (C) can be used in particular for the manufacture of coated metal surfaces, in particular for the coating of wires or of (part of) electronic devices.

A polyaryl ether ether composition(C) and methods of uses thereof are herein disclosed. The composition comprises a polymer blend [blend (B)] consisting of: a first polyaryl ether ketone (PAEK-1)and a second polyaryl ether ketone (PAEK-2), wherein the (PAEK-1) is crystalline and exhibits a melting temperature T.sub.m of 330 C. or higher and the (PAEK-2) is either amorphous or crystalline and exhibits a melting temperature T.sub.m of 315 C. or lower and wherein the (PAEK-1) constitutes more than 0% wt of blend (B). Composition (C) can be used in particular for the manufacture of coated metal surfaces, in particular for the coating of wires or of (part of) electronic devices.

A fire-resistive cable system comprises an electrical cable housed in a fiberglass-reinforced thermosetting resin conduit. The electrical cable comprises a conductor and has only one couple of mica tapes surrounding the conductor. The couple of mica tapes are formed of a first mica tape and a second mica tape wound around the first mica tape. The mica layer of the first mica tape faces and contacts the mica layer of the second mica tape. The fiberglass-reinforced thermosetting resin conduit is made of a material comprising fibers of a glass selected from E-glass and E-CR-glass, and a resin.

A fire-resistive cable system comprises an electrical cable housed in a fiberglass-reinforced thermosetting resin conduit. The electrical cable comprises a conductor and has only one couple of mica tapes surrounding the conductor. The couple of mica tapes are formed of a first mica tape and a second mica tape wound around the first mica tape. The mica layer of the first mica tape faces and contacts the mica layer of the second mica tape. The fiberglass-reinforced thermosetting resin conduit is made of a material comprising fibers of a glass selected from E-glass and E-CR-glass, and a resin.

A resin composition comprising a cyclic olefin polymer (A) having a protonic polar group, a cross-linking agent (B), and an organic solvent (C), wherein the organic solvent (C) contains diethylene glycol ethyl methyl ether, and a content of diethylene glycol dimethyl ether contained in the organic solvent (C) is 10 ppm by weight or less when a content of the diethylene glycol ethyl methyl ether is 100 wt %, is provided.

A coated wire suitable for aerospace applications includes a metallic conductor elongated along an axis and having an outer surface extending along the axis, and three coating layers surrounding the conductor. A first coating layer is connected to the outer surface of the conductor and extends along the axis to surround the conductor, and the first coating layer is formed of ethene-tetrafluoroethene. A second coating layer is connected to the first coating layer and extends along the axis to surround the first coating layer, and the second coating layer is formed of polyaryletherketone. A third coating layer is connected to the second coating layer and extends along the axis to surround the third coating layer, wherein the third coating layer is formed of ethene-tetrafluoroethene. The three coating layers may each be continuous and seamless extruded layers in one configuration.