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公开(公告)号：EP4434656A1
公开(公告)日：2024-09-25
申请号：EP22962107.3
申请日：2022-10-14
CPC分类号： C23C28/044 , C23C30/005 , C23C28/042 , C23C14/325 , C23C28/40 , C23C14/0641 , C23C14/0664
摘要： A cutting tool is a cutting tool comprising a substrate and a coating film disposed on the substrate, in which the coating film includes a first layer, the first layer is composed of an alternate layer where a first unit layer and a second unit layer are alternately stacked, the first unit layer is composed of AlaCr1-a-bCebN, a is more than 0.400 and 0.800 or less, b is 0.001 or more and 0.100 or less, the second unit layer is composed of AlcV1-cN, c is 0.30 or more and 0.75 or less, and a and c satisfy a relationship of a > c.
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公开(公告)号：EP4400236A1
公开(公告)日：2024-07-17
申请号：EP22961213.0
申请日：2022-10-14
摘要： A cutting tool is a cutting tool comprising a substrate and a coating film disposed on the substrate, in which the coating film includes a first layer, the first layer is composed of an alternate layer where a first unit layer and a second unit layer are alternately stacked, the first unit layer is composed of AlaCr1-a-bCebN, a is 0.400 or more and 0.800 or less, b is 0.001 or more and 0.100 or less, the second unit layer is composed of AlcTi1-cN, c is 0.30 or more and 0.75 or less, and a and c satisfy a relationship of a > c.
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公开(公告)号：EP4450195A1
公开(公告)日：2024-10-23
申请号：EP22959577.2
申请日：2022-09-22
摘要： A cutting tool is a cutting tool comprising a substrate and a coating film disposed on the substrate, in which the coating film includes a first layer, the first layer is composed of an alternate layer where a first unit layer and a second unit layer are alternately stacked, the first unit layer is composed of Ti 1-a-b Al a Ce b N, a is 0.350 or more and 0.650 or less, b is 0.001 or more and 0.100 or less, the second unit layer is composed of Ti c Si 1-c N, and c is 0.20 or more and 0.99 or less.
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公开(公告)号：EP4434657A1
公开(公告)日：2024-09-25
申请号：EP22962108.1
申请日：2022-10-14
CPC分类号： C23C28/42 , C23C30/005 , C23C28/44 , C23C14/34 , C23C14/0641 , C23C14/325
摘要： A cutting tool is a cutting tool comprising a substrate and a coating film disposed on the substrate, in which the coating film includes a first layer, the first layer is composed of an alternate layer where a first unit layer and a second unit layer are alternately stacked, the first unit layer is composed of AlaCr1-a-bCebN, a is 0.400 or more and 0.800 or less, b is 0.001 or more and 0.100 or less, the second unit layer is composed of TicSi1-cN, and c is 0.200 or more and 0.990 or less.
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