Invention Grant
- Patent Title: Coated metal pipe for vehicle piping
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Application No.: US15525721Application Date: 2015-10-13
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Publication No.: US10337660B2Publication Date: 2019-07-02
- Inventor: Naoki Kawai , Takanori Kon , Norinobu Kusunoki , Akira Sugitani
- Applicant: Sanoh Industrial Co., Ltd.
- Applicant Address: JP Shibuya-Ku, Tokyo
- Assignee: SANOH INDUSTRIAL CO., LTD.
- Current Assignee: SANOH INDUSTRIAL CO., LTD.
- Current Assignee Address: JP Shibuya-Ku, Tokyo
- Agency: Procopio, Cory, Hargreaves & Savitch LLP
- Priority: JP2014-228118 20141110
- International Application: PCT/JP2015/078902 WO 20151013
- International Announcement: WO2016/076050 WO 20160519
- Main IPC: F16L58/00
- IPC: F16L58/00 ; F16L58/10 ; B32B15/08 ; B32B15/088 ; B32B1/08 ; C09D5/00 ; C09D161/04 ; C09D167/00 ; C09D201/00 ; C09D7/40 ; C09D5/08 ; C09D179/08 ; C23F11/173 ; F16L9/02 ; C08L79/08

Abstract:
Disclosed is a coated metal pipe including a metal pipe and a multi-layered coating film that covers an outer circumferential surface of the metal pipe. The multi-layered coating film includes a chemical conversion layer and a primer layer, and these layers are provided in this order from the inside. The primer layer contains polyamide imide and at least one kind of additive component selected from polyamide, a fluorine resin, a silane coupling agent, and an epoxy resin.
Public/Granted literature
- US20180119871A1 COATED METAL PIPE FOR VEHICLE PIPING Public/Granted day:2018-05-03
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