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Anti-corrosion agent, covered wire with terminal, and wiring harness

A technology of anti-corrosion agent and coated wire, which is applied in the direction of anti-corrosion coatings, circuits, electrical components, etc. It can solve the problems of easy rusting of electrical connections, achieve good coating properties, improve connection reliability, and high anti-corrosion performance

Inactive Publication Date: 2013-02-27
AUTONETWORKS TECH LTD +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] When wiring the above-mentioned wire harness in the engine compartment of the water-receiving area, some indoor environments, etc., it is affected by heat and water, and the electrical connection part where the wire conductor and the terminal parts come into contact is prone to rust.

Method used

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  • Anti-corrosion agent, covered wire with terminal, and wiring harness
  • Anti-corrosion agent, covered wire with terminal, and wiring harness
  • Anti-corrosion agent, covered wire with terminal, and wiring harness

Examples

Experimental program
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Embodiment

[0062] The present invention will be described in detail below using examples. The present invention is not limited to these examples.

[0063] 1. Manufacture of coated wire

[0064] With respect to 100 parts by mass of polyvinyl chloride (polymerization degree 1300), 40 parts by mass of diisononyl phthalate as a plasticizer, 20 parts by mass of calcium bicarbonate as a filler, and 5 parts by mass of calcium The zinc-based stabilizer was mixed at 180° C. with an open roll, and shaped into pellets with a granulator to prepare a polyvinyl chloride composition.

[0065] Next, the polyvinyl chloride composition obtained above was extruded to a thickness of 0.28 mm using a 50 mm extruder and coated around a conductor (cross-sectional area of ​​0.75 mm) made of an aluminum alloy twisted wire twisted with seven aluminum alloy wires. constitute. Thus, a covered electric wire (PVC electric wire) was produced.

[0066] 2. Manufacture of covered wire with terminal

[0067] After pee...

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PUM

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Abstract

Disclosed is an anti-corrosion agent which is capable of exhibiting high anti-corrosion performance initially and after exposure to ultraviolet light. Specifically disclosed is an anti-corrosion agent which contains an insulating resin as a main component and has a total light transmittance of less than 85% as determined in accordance with JIS K7361-1. The anti-corrosion agent can be suitably applied to an electrical connection part between a terminal metal fitting (14) and an electrical wire conductor (18) of a covered wire (10) with a terminal. A covered wire with a terminal can be configured by covering the electrical connection part between the electrical wire conductor (18) and the terminal metal fitting (14) with the anti-corrosion agent.

Description

technical field [0001] The present invention relates to an anti-corrosion agent, a coated electric wire with a terminal, and a wire harness, and more specifically, to an anti-corrosion agent suitable for anti-corrosion of an electric connection part of an electric wire conductor and a terminal part, and a covered electric wire with a terminal using the anti-corrosion agent and wiring harness. Background technique [0002] Conventionally, as electric wires wired on vehicles such as automobiles, a covered electric wire in which the outer periphery of a conductor made of a soft material such as tough copper is coated with an insulator has been widely used. At the end of such a covered electric wire, a terminal part is connected to the conductor exposed by peeling off the insulator. A terminal part electrically connected to the end of the covered wire is inserted and snapped into the connector. [0003] A plurality of such covered wires with terminals are bundled to form a wir...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C23F11/00H01B7/00H01B7/28H01R4/70H01R13/533
CPCH01R4/70C09D5/08H01B7/2806H01R4/62H01B3/44H01B3/441
Inventor 井上正人须藤博坂本幸康山口裕司安田久洋中村哲也田中成幸中岛一雄
Owner AUTONETWORKS TECH LTD