发明名称 WELD BOND JOINING METHOD FOR ALUMINUM ALLOY FOR AUTOMOBILE STRUCTURAL MEMBER
摘要 PURPOSE:To obtain the weld bond joining method for the aluminum alloy for the automobile structural member capable of displaying excellent joining strength and increasing especially the number of continuous spots of spot welding. CONSTITUTION:In the weld bond joining method for using jointly adhesive joining and spot welding for the aluminum alloy for the automobile structural member, the surface oxide film thickness of the aluminum alloy is regulated to <=200Angstrom and at the time of the adhesive joining, a thermosetting epoxy resin consisting the mixture of an epoxy resin containing 1-15wt.% electrically conductive material and at least one kind of phosphate as a latent hardening agent and rust preventive agent, the mixture of aluminum orthophosphate with a zinc compound and/or the mixture of aluminum metaphosphate and a zinc compound, a boric acid compound and an alkaline earth metallic compound is used.
申请公布号 JPH05161978(A) 申请公布日期 1993.06.29
申请号 JP19910236164 申请日期 1991.09.17
申请人 SUNSTAR ENG INC;FURUKAWA ALUM CO LTD 发明人 ISHIDA YOJI;YAMASHITA KIICHI;OGURI YASUHIRO;SAKAKIBARA TOSHIMORI
分类号 B23K11/00;B23K11/11;B23K11/18;B23K11/34;B23K103/10;C09J5/00;C09J5/02;C09J163/00 主分类号 B23K11/00
代理机构 代理人
主权项
地址