发明授权
- 专利标题: Chromate-free black-coated metal plate
- 专利标题(中): 无铬黑色镀金属板
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申请号: US13322483申请日: 2010-05-26
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公开(公告)号: US09296919B2公开(公告)日: 2016-03-29
- 发明人: Atsushi Morishita , Kimitaka Hayashi , Masahiro Fuda
- 申请人: Atsushi Morishita , Kimitaka Hayashi , Masahiro Fuda
- 申请人地址: JP Tokyo
- 专利权人: NIPPON STEEL & SUMITOMO METAL CORPORATION
- 当前专利权人: NIPPON STEEL & SUMITOMO METAL CORPORATION
- 当前专利权人地址: JP Tokyo
- 代理机构: Birch, Stewart, Kolasch & Birch, LLP
- 优先权: JP2009-127562 20090527
- 国际申请: PCT/JP2010/059291 WO 20100526
- 国际公布: WO2010/137726 WO 20101202
- 主分类号: B32B5/16
- IPC分类号: B32B5/16 ; B32B3/00 ; C09D175/04 ; C09D5/08 ; C09D7/12 ; C09D167/00 ; B05D3/10 ; B05D5/06 ; B05D7/14 ; C08K3/04 ; C08L23/06 ; C08L61/28
摘要:
An inexpensive chromate-free black metal sheet not containing the high environmental load hexavalent chromium and extremely excellent in finish (coloring power and concealing power including worked parts), moisture resistance, corrosion resistance, formability, scratch resistance, chemical resistance, etc. The present invention is a chromate-free black-coated metal plate characterized by comprising a metal sheet on at least one surface of which is formed a black coating (α), containing a polyester resin (A1) containing sulfonic acid groups cured by a curing agent (B) and carbon black (C), of a thickness of 2 to 10 μm.
公开/授权文献
- US20120070651A1 CHROMATE-FREE BLACK-COATED METAL PLATE 公开/授权日:2012-03-22