Supported copper foils and method for making and using supported copper foils are described. In an aspect, a supported copper foil includes: a polyethylene terephthalate (PET) film; a thin copper foil; and an adhesive provided between the PET film and the thin copper foil, the adhesive removably coupling the PET film to the copper foil.

An insulation wire includes a conductor, a first insulating layer formed in an outer surface of the conductor, and a second insulating layer formed in an outer surface of the first insulating layer. In the insulation wire, the first insulating layer is a thermoplastic resin layer that is made of polyphenylene sulfide or polyether ether ketone, and the second insulating layer is a thermosetting resin layer.

The present invention relates to a poly(arylene ether) resin composition and a cable coated with the same. More particularly, the present invention relates to a poly(arylene ether) resin composition, including 20 to 40% by weight of a poly(arylene ether) resin, 15 to 35% by weight of a low-molecular weight styrene-based block copolymer having a weight-average molecular weight of 90,000 g/mol or less, 10 to 30% by weight of a high-molecular weight styrene-based block copolymer having a weight-average molecular weight of 95,000 g/mol or more, 1 to 20% by weight of a flame retardant, and 0 to 20% by weight of an additive.

In accordance with the present invention, a poly(arylene ether) resin composition having superior flame retardancy, tensile strength, flexibility, extrusion processability, elongation, and appearance characteristics and a cable coated with the same are provided.

A system and method for enhanced magnet wire insulation is described. The system of the invention provides an enhanced insulation for magnet wire that is capable of withstanding high temperatures and provides a seal against water that is needed in electric submersible pump (ESP) applications. The enhanced insulation of the system of the invention provides the dielectric advantages of polyimide tape, such as Kapton tape, while also including the advantages of organic polymer thermoplastic insulation that prevents the delaminating at high temperatures that may occur in pumping applications using a variety of electrical submersible motors.

The invention pertains to composition of fluoroplastic and poly(aryletherketone), to method of making the same, and to shaped products therefrom, including notably wire sheaths, which combine advantageous performances of both ingredients, which can be easily manufactured through conventional equipment's, and which notably deliver room temperature toughness, in combination with notably chemical resistance and dielectric properties of fluoroplastics and with mechanical performances of poly(aryl ether ketone)s.

Provided are an insulated wire material including: a conductor including a single core conductor or a plurality of divided conductors placed in parallel to each other or helically placed; a peripheral insulating layer with which a periphery of the conductor is coated; and a welding member provided at least one end portion of the conductor and joined, via a welded portion welded to the single core conductor or divided conductors, to at least a peripheral surface of the welded portion, a manufacturing method thereof, a coil including the insulated wire material, and electrical/electronic equipment including the coil.

An insulated wire having an insulating coat layer on the conductor outer peripheral surface having a rectangular cross-sectional shape and also having a long side, a short side, and a corner portion with a curvature radius Rc,

wherein a thickness t1 of the insulating coat layer covered on the surface, and which layer includes a long side, a thickness t2 of the insulating coat layer covered on the surface, and which layer includes a short side, and a corner portion thickness t3 of the insulating coat layer satisfy formula (1):

t3/{(t1+t2)/2}≧1.2   Formula (1)

wherein the t1 and t2 are each independently from 20 μm to 50 μm, and

wherein a ratio of the conductor cross-sectional area Sc to the insulated wire cross-sectional area Sw satisfies formula (2)

1.0>Sc/Sw≧0.8;   Formula (2)

as well as a coil and an electric or electronic equipment using the same.

An insulated wire having an insulating coat layer on the conductor outer peripheral surface having a rectangular cross-sectional shape and also having a long side, a short side, and a corner portion with a curvature radius Rc,

wherein a thickness t1 of the insulating coat layer covered on the surface, and which layer includes a long side, a thickness t2 of the insulating coat layer covered on the surface, and which layer includes a short side, and a corner portion thickness t3 of the insulating coat layer satisfy formula (1):

t3/{(t1+t2)/2}≧1.2   Formula (1)

wherein the t1 and t2 are each independently from 20 μm to 50 μm, and

wherein a ratio of the conductor cross-sectional area Sc to the insulated wire cross-sectional area Sw satisfies formula (2)

1.0>Sc/Sw≧0.8;   Formula (2)

as well as a coil and an electric or electronic equipment using the same.

A wiring harness has a waterproof structure in which a waterproof agent covers a conductor exposed portion-and outer peripheral surfaces of end portions of wire covering members of a plurality of insulated wires in succession, the portion including a splice portion where portions of the members of the insulated wires are removed and the exposed conductors are spliced together and a bundle of the exposed conductors of the insulated wires, the end portions being adjacent to the portion, whereby the portion is sealed with the waterproof agent, wherein the waterproof agent is a cured product of an ultraviolet curable adhesive agent that contains(A) an ester acrylate having a linear or branched C2-C12 alkyl group, (B) a (meth)acrylate compound comprising at least two urethane bonds in one molecule, and (C) a photopolymerization initiator.

Aspects of the present invention relate to reinforced electric wires, particularly reinforced electric wires as used in holiday lighting such as Christmas light strings. In some embodiments, the reinforced electric wire can comprise a conductor, a reinforcing string or one or more reinforcing threads, and an insulator jacket. In some embodiments, the conductor comprises a plurality of conductor strands and one or more reinforcing strands arranged within an insulator jacket. Methods of making wires in accordance with various embodiments are also provided herein.