Invention Grant
- Patent Title: Methods and removers for removing anodized films
- Patent Title (中): 去除阳极氧化膜的方法和去除剂
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Application No.: US11424369Application Date: 2006-06-15
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Publication No.: US07704936B2Publication Date: 2010-04-27
- Inventor: Katsuyuki Iijima , Tetsuo Suzuki
- Applicant: Katsuyuki Iijima , Tetsuo Suzuki
- Applicant Address: JP Kobe-shi
- Assignee: Kobe Steel Ltd.
- Current Assignee: Kobe Steel Ltd.
- Current Assignee Address: JP Kobe-shi
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2005-207585 20050715
- Main IPC: C11D7/06
- IPC: C11D7/06

Abstract:
A remover contains an alkaline component, a bivalent zinc ion, a ferric ion, a chelating agent, and a nitrate ion. By using this remover, an anodized film can be selectively removed from an aluminum or aluminum-alloy member.
Public/Granted literature
- US20070012338A1 METHODS AND REMOVERS FOR REMOVING ANODIZED FILMS Public/Granted day:2007-01-18
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