发明名称 |
SURFACE-COATED CUTTING TOOL |
摘要 |
A surface-coated cutting tool of the present invention includes a base material and a coating formed on the base material, the coating includes one or two or more layers, a layer among these layers that abuts on the base material is a TiN layer, the TiN layer contains at least one element together with TiN, the element has a concentration distribution in a thickness direction of the TiN layer, and the concentration distribution includes a region where the concentration of the element decreases in a direction from the base material toward a surface of the coating. |
申请公布号 |
EP2839907(A1) |
申请公布日期 |
2015.02.25 |
申请号 |
EP20130777839 |
申请日期 |
2013.04.11 |
申请人 |
SUMITOMO ELECTRIC HARDMETAL CORP. |
发明人 |
IMAMURA, SHINYA;ICHIKAWA, TAKAHIRO;OKUNO, SUSUMU;KANAOKA, HIDEAKI;TSUDA, KEIICHI |
分类号 |
C23C16/34;C23C14/06;C23C14/32;C23C16/36;C23C16/40;C23C28/04 |
主分类号 |
C23C16/34 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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