Denso Corporation

Kyosan Denki Co., Ltd.

Yukiya Ando

Tetsuya Takahashi

Hiroya Tagami

A resin tank weld member is a weld member that is to be welded to a resin tank that has a fuel permeation prevention function, for example, a pipe fitting, a fuel control valve such as a fuel escape prevention valve, an ORVR valve, etc., a pump, a filter device, etc. The resin tank weld member is formed from a single-layer material of a polyamide/polyolefin-based resin composition.

Resin tank weld member

A molded resin product obtained by irradiating laser light L on an overlapping parthaving overlapped therein a transmitting materialmainly comprising a thermoplastic polyester and transmitting laser light, and an absorbing materialmainly comprising polyphenylene sulfide and absorbing laser light, from the side of the transmitting materialto weld together the transmitting materialand the absorbing material. The transmitting materialcomprises polyamide 6 blended in the thermoplastic polyester.

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Kariya, Japan

Yukiya Ando