Title:
RESIN-MAGNESIUM METAL BONDED BODY AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2020/235070
Kind Code:
A1
Abstract:
Provided are: a resin-magnesium metal bonded body having bonding strength; and a method for manufacturing the resin-magnesium metal bonded body. A method for manufacturing a resin-magnesium metal bonded body comprises: a defatting step of washing a magnesium metal member with an alkaline solution; an acid treatment step of washing the magnesium metal member with an acidic solution; an activation treatment step of immersing the magnesium metal member in an alkaline solution and applying a constant voltage to an electrode; a step of applying a predetermined current density in an alkaline solution using the magnesium metal member as a positive electrode to form a positive electrode oxide coating film on the magnesium metal member; a water washing step of washing the magnesium metal member having the positive electrode oxide coating film formed thereon with water; and a step of forming a thermoplastic resin by insert molding on the magnesium metal member having the positive electrode oxide coating film formed thereon.
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Inventors:
KIM HYOJIN (KR)
MIURA SHUHEI (JP)
FUJIMURA TETUSYA (JP)
LEE SUNGHYUNG (KR)
MIURA SHUHEI (JP)
FUJIMURA TETUSYA (JP)
LEE SUNGHYUNG (KR)
Application Number:
PCT/JP2019/020368
Publication Date:
November 26, 2020
Filing Date:
May 23, 2019
Export Citation:
Assignee:
GEO NATION CO LTD (JP)
TOADENKA CO LTD (JP)
TOADENKA CO LTD (JP)
International Classes:
B29C45/14; C25D11/30
Foreign References:
| JP2009132092A | 2009-06-18 | |||
| JP2010275571A | 2010-12-09 | |||
| JP2009249663A | 2009-10-29 | |||
| JP2009114504A | 2009-05-28 | |||
| JP2000160392A | 2000-06-13 |
Attorney, Agent or Firm:
KYOSEI INTERNATIONAL PATENT OFFICE (JP)
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