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1. 发明申请

US20050214579A1 Surface-coated cermet cutting tool with a hard coating layer exhibiting excellent chipping resistance 有权
标题翻译：表面涂层金属陶瓷切削工具，具有优异的耐崩裂性的硬涂层
公开(公告)号：US20050214579A1
公开(公告)日：2005-09-29
申请号：US10999222
申请日：2004-11-24
申请人： Fumio Tsushima , Takuya Hayashi , Takatoshi Oshika
发明人： Fumio Tsushima , Takuya Hayashi , Takatoshi Oshika
IPC分类号： C23C16/02 , C23C16/30 , C23C16/40 , C23C30/00 , B32B9/00
CPC分类号： C23C16/30 , C23C16/0272 , C23C16/40 , C23C16/403 , C23C30/005 , Y10T428/24975 , Y10T428/265 , Y10T428/30
摘要： A surface-coated cermet cutting tool with a hard-coating layer having excellent chipping resistance. The hard coating layer is formed on a surface of a tool substrate that constitutes the surface-coated cermet cutting tool. The hard coating layer includes(a) as the lower layer, a titanium compound layer having at least one or two of a titanium carbide layer, a titanium nitride layer, a titanium carbonitride layer, a titanium carboxide layer and a titanium oxycarbonitride layer, and (b) as the upper layer, a heat-transformed α-type Al—Zr oxide layer formed by carrying out a heat-transforming treatment in a state that a titanium oxide layer satisfying the composition formula: TiOY, ¥ The heat-transformed α-type Al—Zr oxide layer is chemically deposited on a surface of an Al—Zr oxide layer having a κ-type or θ-type crystal structure and satisfying the composition formula: (Al1−XZrX)2O3 to transform the crystal structure of the Al—Zr oxide layer having the κ-type or θ-type crystal structure into an α-type crystal structure.
摘要翻译：具有优异的耐崩裂性的硬涂层的表面被覆金属陶瓷切削工具。该硬涂层形成在构成表面被覆金属陶瓷切削工具的工具基板的表面上。硬涂层包括（a）作为下层，具有碳化钛层，氮化钛层，碳氮化钛层，钛羧化物层和钛碳氮氧化物层中的至少一种或两种的钛化合物层，以及（b）作为上层，通过在满足以下组成式的氧化钛层的状态下进行热转化处理而形成的热转变的α型Al-Zr氧化物层：热变换的α型Al-Zr氧化物层化学沉积在具有κ型或θ型晶体结构的Al-Zr氧化物层的表面上，并且满足以下组成式：（A1 < 1-X X 2 3 ，以使具有κ- 型或θ型晶体结构成为α型晶体结构。

2. 发明授权

US07276301B2 Surface-coated cermet cutting tool with a hard coating layer exhibiting excellent chipping resistance 有权
标题翻译：表面涂层金属陶瓷切削工具，具有优异的耐崩裂性的硬涂层
公开(公告)号：US07276301B2
公开(公告)日：2007-10-02
申请号：US10999222
申请日：2004-11-24
申请人： Fumio Tsushima , Takuya Hayashi , Takatoshi Oshika
发明人： Fumio Tsushima , Takuya Hayashi , Takatoshi Oshika
IPC分类号： B23P15/28
CPC分类号： C23C16/30 , C23C16/0272 , C23C16/40 , C23C16/403 , C23C30/005 , Y10T428/24975 , Y10T428/265 , Y10T428/30
摘要： A surface-coated cermet cutting tool with a hard-coating layer having excellent chipping resistance. The hard coating layer is formed on a surface of a tool substrate that constitutes the surface-coated cermet cutting tool. The hard coating layer includes(a) as the lower layer, a titanium compound layer having at least one or two of a titanium carbide layer, a titanium nitride layer, a titanium carbonitride layer, a titanium carboxide layer and a titanium oxycarbonitride layer, and (b) as the upper layer, a heat-transformed α-type Al—Zr oxide layer formed by carrying out a heat-transforming treatment in a state that a titanium oxide layer satisfying the composition formula: TiOY, ¥ The heat-transformed α-type Al—Zr oxide layer is chemically deposited on a surface of an Al—Zr oxide layer having a κ-type or θ-type crystal structure and satisfying the composition formula: (Al1−XZrX)2O3 to transform the crystal structure of the Al—Zr oxide layer having the κ-type or θ-type crystal structure into an α-type crystal structure.
摘要翻译：具有优异的耐崩裂性的硬涂层的表面被覆金属陶瓷切削工具。该硬涂层形成在构成表面被覆金属陶瓷切削工具的工具基板的表面上。硬涂层包括（a）作为下层，具有碳化钛层，氮化钛层，碳氮化钛层，钛羧化物层和钛碳氮氧化物层中的至少一种或两种的钛化合物层，以及（b）作为上层，通过在满足以下组成式的氧化钛层的状态下进行热转化处理而形成的热转变的α型Al-Zr氧化物层：热变换的α型Al-Zr氧化物层化学沉积在具有κ型或θ型晶体结构的Al-Zr氧化物层的表面上，并且满足以下组成式：（A1 < 1-X X 2 3 ，以使具有κ- 型或θ型晶体结构成为α型晶体结构。

3. 发明授权

US07273665B2 Surface-coated cermet cutting tool with hard coating layer having excellent chipping resistance 有权
标题翻译：表面涂层金属陶瓷切削工具，硬质涂层具有优异的耐崩裂性
公开(公告)号：US07273665B2
公开(公告)日：2007-09-25
申请号：US11019656
申请日：2004-12-21
申请人： Takuya Hayahi , Fumio Tsushima , Takatoshi Oshika
发明人： Takuya Hayahi , Fumio Tsushima , Takatoshi Oshika
IPC分类号： B23P15/28 , B23B27/14
CPC分类号： C23C16/34 , C23C16/30 , C23C16/308 , C23C16/40 , C23C16/405 , C23C16/56 , C23C30/00 , C23C30/005 , Y10T428/24975 , Y10T428/265
摘要： There is provided a surface-coated cermet cutting tool with a hard-coating layer having excellent chipping resistance. The surface-coated cermet cutting tool is formed by coating, on a surface of a tool substrate made of WC-based cemented carbide or TiCN-based cermet, a hard-coating layer including the following upper and lower layers (a) and (b): (a) as the lower layer, a Ti compound layer having at least one or two of a TiC layer, a TiN layer, a TiCN layer, a TiCO layer and a TiCNO layer, all of which are deposited by chemical vapor deposition, the titanium compound layer having a total average thickness of 3 to 20 μm, and (b) as the upper layer, a heat-transformed α-type Al oxide layer formed by carrying out a heat-transforming treatment in a state that titanium oxide particulates satisfying the composition formula: TiOY, (where value Y is 1.2 to 1.9 in an atomic ratio to Ti when measured by Auger Electron Spectroscopy) and chemically deposited as a transformation starting material are dispersedly distributed on a surface of an Al oxide layer having a κ-type or θ-type crystal structure deposited by chemical vapor deposition and satisfying the composition formula: (Al1-XZrX)2O3 (where value X is 0.003 to 0.05 in an atomic ratio when measured by an electron probe micro-analyzer (EPMA)) to thereby transform the crystal structure of the Al oxide layer having the κ-type or θ-type crystal structure into an α-type crystal structure, the heat-transformed α-type Al oxide layer having an average thickness of 1 to 15 μm.
摘要翻译：提供了具有优异耐切割性的硬涂层的表面涂覆金属陶瓷切削工具。表面涂覆的金属陶瓷切削工具通过在由WC基硬质合金或TiCN基金属陶瓷制成的工具基板的表面上涂覆包括以下上层和下层（a）和（b）的硬涂层而形成）：（a）作为下层，具有TiC层，TiN层，TiCN层，TiCO层和TiCNO层中的至少一种或两种的Ti化合物层，它们都通过化学气相沉积，所述钛化合物层的总平均厚度为3〜20μm，以及（b）作为上层的热转变的α型Al氧化物层，其通过在氧化钛的状态下进行热转化处理而形成满足组成式的颗粒：（其中当通过俄歇电子能谱法测量时，以与钛原子比的原子比为1.2-1.9）和作为转化原料的化学沉积的颗粒分散分布在具有κ型或θ型晶体的Al氧化物层的表面通过化学气相沉积沉积并满足以下组成式的结构：（Al 1-X X X O 3）3 O 3 >（其中，当通过电子探针微量分析仪（EPMA）测量时，X的原子比为0.003至0.05），从而将具有κ型或θ型晶体结构的Al氧化物层的晶体结构转变为 α型晶体结构，平均厚度为1〜15μm的热转变的α型Al氧化物层。

4. 发明申请

US20050164042A1 Surface-coated cermet cutting tool with hard coating layer having excellent chipping resistance 有权
标题翻译：表面涂层金属陶瓷切削工具，硬质涂层具有优异的耐崩裂性
公开(公告)号：US20050164042A1
公开(公告)日：2005-07-28
申请号：US11019656
申请日：2004-12-21
申请人： Takuya Hayahi , Fumio Tsushima , Takatoshi Oshika
发明人： Takuya Hayahi , Fumio Tsushima , Takatoshi Oshika
IPC分类号： C23C16/30 , C23C16/34 , C23C16/40 , C23C16/56 , C23C30/00 , B32B9/00
CPC分类号： C23C16/34 , C23C16/30 , C23C16/308 , C23C16/40 , C23C16/405 , C23C16/56 , C23C30/00 , C23C30/005 , Y10T428/24975 , Y10T428/265
摘要： There is provided a surface-coated cermet cutting tool with a hard-coating layer having excellent chipping resistance. The surface-coated cermet cutting tool is formed by coating, on a surface of a tool substrate made of WC-based cemented carbide or TiCN-based cermet, a hard-coating layer including the following upper and lower layers (a) and (b): (a) as the lower layer, a Ti compound layer having at least one or two of a TiC layer, a TiN layer, a TiCN layer, a TICO layer and a TICNO layer, all of which are deposited by chemical vapor deposition, the titanium compound layer having a total average thickness of 3 to 20 μm, and (b) as the upper layer, a heat-transformed α-type Al oxide layer formed by carrying out a heat-transforming treatment in a state that titanium oxide particulates satisfying the composition formula: TiOY, (where value Y is 1.2 to 1.9 in an atomic ratio to Ti when measured by Auger Electron Spectroscopy) and chemically deposited as a transformation starting material are dispersedly distributed on a surface of an Al oxide layer having a κ-type or θ-type crystal structure deposited by chemical vapor deposition and satisfying the composition formula: (Al1−XZrX)2O3 (where value X is 0.003 to 0.05 in an atomic ratio when measured by an electron probe micro-analyzer (EPMA)) to thereby transform the crystal structure of the Al oxide layer having the κ-type or θ-type crystal structure into an α-type crystal structure, the heat-transformed α-type Al oxide layer having an average thickness of 1 to 15 μm.
摘要翻译：提供了具有优异耐切割性的硬涂层的表面涂覆金属陶瓷切削工具。表面涂覆的金属陶瓷切削工具通过在由WC基硬质合金或TiCN基金属陶瓷制成的工具基板的表面上涂覆包括以下上层和下层（a）和（b）的硬涂层而形成）：（a）作为下层，具有TiC层，TiN层，TiCN层，TICO层和TICNO层中的至少一种或两种的Ti化合物层，它们都通过化学气相沉积，所述钛化合物层的总平均厚度为3〜20μm，以及（b）作为上层的热转变的α型Al氧化物层，其通过在氧化钛的状态下进行热转化处理而形成满足组成式的颗粒：（其中当通过俄歇电子能谱法测量时，以与钛原子比的原子比为1.2-1.9）和作为转化原料的化学沉积的颗粒分散分布在具有κ型或θ型晶体的Al氧化物层的表面通过化学气相沉积沉积并满足以下组成式的结构：（Al 1-X X X O 3）3 O 3 >（其中，当通过电子探针微量分析仪（EPMA）测量时，X的原子比为0.003至0.05），从而将具有κ型或θ型晶体结构的Al氧化物层的晶体结构转变为 α型晶体结构，平均厚度为1〜15μm的热转变的α型Al氧化物层。

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