JP6330031B2 - 被覆工具 - Google Patents
被覆工具 Download PDFInfo
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- JP6330031B2 JP6330031B2 JP2016515240A JP2016515240A JP6330031B2 JP 6330031 B2 JP6330031 B2 JP 6330031B2 JP 2016515240 A JP2016515240 A JP 2016515240A JP 2016515240 A JP2016515240 A JP 2016515240A JP 6330031 B2 JP6330031 B2 JP 6330031B2
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- JP
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- Prior art keywords
- coating layer
- diamond
- layer
- substrate
- chip discharge
- Prior art date
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/02—Twist drills
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/26—Deposition of carbon only
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/26—Deposition of carbon only
- C23C16/27—Diamond only
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/26—Deposition of carbon only
- C23C16/27—Diamond only
- C23C16/271—Diamond only using hot filaments
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
- C23C28/044—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material coatings specially adapted for cutting tools or wear applications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
- C23C28/046—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material with at least one amorphous inorganic material layer, e.g. DLC, a-C:H, a-C:Me, the layer being doped or not
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
- C23C28/048—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material with layers graded in composition or physical properties
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
- C23C30/005—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process on hard metal substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2226/00—Materials of tools or workpieces not comprising a metal
- B23B2226/31—Diamond
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
- B23B2228/04—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner applied by chemical vapour deposition [CVD]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
- B23B2228/10—Coatings
- B23B2228/105—Coatings with specified thickness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
- B23B2228/44—Materials having grain size less than 1 micrometre, e.g. nanocrystalline
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Drilling Tools (AREA)
- Chemical Vapour Deposition (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Carbon And Carbon Compounds (AREA)
Description
、前記ダイヤモンド層は、前記基体側に配置される第1被覆層と、該第1被覆層上に配置される第2被覆層とを有し、前記第2被覆層を構成する第2ダイヤモンド粒子の平均粒径が、前記第1被覆層を構成する第1ダイヤモンド粒子の平均粒径よりも小さく、前記ダイヤモンド層は水素を含有し、前記第2被覆層中の水素含有量が、前記第1被覆層中の水素含有量よりも多く、前記第1被覆層の厚みの中間位置における残留応力が圧縮応力であり、かつ前記第2被覆層の厚みの中間位置における残留応力が引張応力である。
次に、上述したダイヤモンド層を有する被覆工具の製造方法について説明する。
まず、基体を準備する。例えば、被覆工具がドリルの場合、円柱状の硬質合金の表面にセンタレス加工を施した後、刃付け加工をして、ドリルの形状の基体を作製する。所望によって、基体の切刃側に研磨加工を施す。次に、基体の表面に、酸処理およびアルカリ処理のエッチング処理をする。本実施態様では、エッチング処理の際、中でも酸処理の際に、図3に示すように、主として切刃2のみが酸溶液15に浸るように、酸溶液8に基体5の所定部分のみを浸漬させ、基体5の長手方向を回転軸として回転させながらエッチングする。これによって、基体の表面における結合相の含有比率を制御することができる。このとき、酸溶液15の濃度および浸漬時間を調整することによって、切刃における結合相の含有比率を調整することができる。エッチングした基体は水等で洗浄し、乾燥する。
切削方法:穴あけ(通り穴)
被削材 :CFRP
切削速度(送り):120mm/分
送り :0.075mm/刃
切り込み:深さ8mm、加工径φ6mm
切削状態:乾式
評価方法:1000穴加工後(加工不能となった加工数が1000穴未満の試料については加工終了時点)の切刃の先端摩耗幅(表中、摩耗幅と記載)、バリが発生した加工穴数を測定するとともに、加工不能になった時点でのドリルの状態(表中、切削状態と記載)を確認。
2 切刃
3 シャンク部
4 切屑排出溝
5 基体
6 ダイヤモンド層
17 第1被覆層
18 第2被覆層
7 稜線
8 すくい面
9 逃げ面
10 側方稜線部
11 ランド部
15 切刃部
A 先端
B 後端
O 中心回転軸
Claims (6)
- 基体と、該基体の表面に被覆されたダイヤモンド層とを備え、前記ダイヤモンド層は、前記基体側に配置される第1被覆層と、該第1被覆層上に配置される第2被覆層とを有し、前記第2被覆層を構成する第2ダイヤモンド粒子の平均粒径が、前記第1被覆層を構成する第1ダイヤモンド粒子の平均粒径よりも小さく、前記ダイヤモンド層は水素を含有し、前記第2被覆層中の水素含有量が、前記第1被覆層中の水素含有量よりも多く、前記第1被覆層の厚みの中間位置における残留応力が圧縮応力であり、かつ前記第2被覆層の厚みの中間位置における残留応力が引張応力である被覆工具。
- 前記第1ダイヤモンド粒子の平均粒径が0.1〜3μmであり、前記第2ダイヤモンド粒子の平均粒径が0.001〜0.25μmである請求項1記載の被覆工具。
- 前記第1被覆層の厚みが5〜15μmであり、前記第2被覆層の厚みが0.5〜3μmである請求項1または2記載の被覆工具。
- 前記第1被覆層と前記第2被覆層との界面の粗さが、前記第2被覆層の表面の粗さよりも粗い請求項1乃至3のいずれか記載の被覆工具。
- 前記基体は、硬質相と結合相とを含有する硬質合金からなり、かつ棒状で、少なくとも先端に設けられる切刃と、該切刃に隣接し前記先端から後方に向けて設けられた切屑排出溝とを具備する請求項1乃至4のいずれか記載の被覆工具。
- 前記切刃の前記基体の表面部における前記結合相の含有比率が当該基体の内部における前記結合相の含有比率に対して0.9倍より少なく、前記切屑排出溝の前記基体の表面部における前記結合相の含有比率が当該基体の内部における前記結合相の含有比率に対して0.9〜1.1倍である請求項5に記載の被覆工具。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014090684 | 2014-04-24 | ||
JP2014090684 | 2014-04-24 | ||
PCT/JP2015/062605 WO2015163470A1 (ja) | 2014-04-24 | 2015-04-24 | 被覆工具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2015163470A1 JPWO2015163470A1 (ja) | 2017-04-20 |
JP6330031B2 true JP6330031B2 (ja) | 2018-05-23 |
Family
ID=54332629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016515240A Active JP6330031B2 (ja) | 2014-04-24 | 2015-04-24 | 被覆工具 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10118229B2 (ja) |
EP (1) | EP3257968B1 (ja) |
JP (1) | JP6330031B2 (ja) |
CN (1) | CN106232276B (ja) |
WO (1) | WO2015163470A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6533286B2 (ja) * | 2015-04-27 | 2019-06-19 | 京セラ株式会社 | 被覆部材 |
WO2017073297A1 (ja) * | 2015-10-30 | 2017-05-04 | 住友電気工業株式会社 | 複合多結晶体 |
DE102016122834A1 (de) * | 2015-11-27 | 2017-06-01 | Cemecon Ag | Beschichtung eines Körpers mit Diamantschicht und Hartstoffschicht |
JP6420228B2 (ja) * | 2015-12-01 | 2018-11-07 | 株式会社神戸製鋼所 | 被覆粒子の製造方法、並びに機能材料の製造方法 |
JP6599251B2 (ja) * | 2016-01-25 | 2019-10-30 | 株式会社リケン | 摺動部材及びその製造方法 |
JP6853240B2 (ja) * | 2016-04-25 | 2021-03-31 | 京セラ株式会社 | 切削工具 |
WO2018198136A1 (en) * | 2017-04-27 | 2018-11-01 | INDIAN INSTITUTE OF TECHNOLOGY MADRAS (IIT Madras) | Highly adhesive boron doped graded diamond layer on wc-co cutting tool |
CN109699176B (zh) * | 2017-08-22 | 2020-06-26 | 住友电工硬质合金株式会社 | 旋转切削工具及其制造方法 |
JP6928248B2 (ja) * | 2017-09-29 | 2021-09-01 | 三菱マテリアル株式会社 | ダイヤモンド被覆回転切削工具 |
CN110318032A (zh) * | 2018-03-29 | 2019-10-11 | 中国科学院宁波材料技术与工程研究所 | 一种超细纳米晶金刚石精密刀具及其制造方法 |
JP6987722B2 (ja) * | 2018-09-10 | 2022-01-05 | 株式会社神戸製鋼所 | 熱フィラメントcvd装置 |
EP4198167A1 (de) * | 2021-12-14 | 2023-06-21 | Gühring KG | Körper aus metall, einem metallkeramischen verbund oder keramik mit einem auf einer verschleissbeanspruchten funktionsfläche mehrschichtig ausgebildeten verschleissschutzschichtsystem, und verfahren zur herstellung dieses körpers |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5232318A (en) * | 1990-09-17 | 1993-08-03 | Kennametal Inc. | Coated cutting tools |
DE19629456C1 (de) * | 1996-07-23 | 1997-11-20 | Fraunhofer Ges Forschung | Werkzeug, insbesondere für die spanende Materialbearbeitung |
JP4331292B2 (ja) * | 1998-10-30 | 2009-09-16 | 株式会社リケン | 低摩耗性と優れた密着性を有する複合ダイヤモンドライクカーボン皮膜 |
JP3995900B2 (ja) * | 2001-04-25 | 2007-10-24 | 株式会社神戸製鋼所 | ダイヤモンドライクカーボン多層膜 |
JP4683177B2 (ja) | 2001-07-17 | 2011-05-11 | 住友電気工業株式会社 | 非晶質炭素被膜と非晶質炭素被膜の製造方法および非晶質炭素被膜の被覆部材 |
AU2003280758A1 (en) * | 2003-07-31 | 2005-02-15 | A.L.M.T.Corp. | Diamond film coated tool and process for producing the same |
JP2006152424A (ja) * | 2004-12-01 | 2006-06-15 | Osg Corp | 硬質被膜および硬質被膜被覆加工工具 |
JP2007131893A (ja) * | 2005-11-09 | 2007-05-31 | Osg Corp | Dlc被膜、およびdlc被膜被覆工具 |
JP2008001951A (ja) | 2006-06-23 | 2008-01-10 | Nachi Fujikoshi Corp | ダイヤモンド状炭素膜およびその形成方法 |
CN102196874B (zh) * | 2008-10-28 | 2014-07-23 | 京瓷株式会社 | 表面被覆工具 |
JP2012086317A (ja) * | 2010-10-20 | 2012-05-10 | Kyocera Corp | 回転工具 |
JP5573635B2 (ja) * | 2010-11-30 | 2014-08-20 | 三菱マテリアル株式会社 | ダイヤモンド被覆切削工具 |
JP5590334B2 (ja) | 2011-02-28 | 2014-09-17 | 三菱マテリアル株式会社 | ダイヤモンド被覆切削工具 |
-
2015
- 2015-04-24 US US15/305,917 patent/US10118229B2/en active Active
- 2015-04-24 JP JP2016515240A patent/JP6330031B2/ja active Active
- 2015-04-24 WO PCT/JP2015/062605 patent/WO2015163470A1/ja active Application Filing
- 2015-04-24 EP EP15782485.5A patent/EP3257968B1/en active Active
- 2015-04-24 CN CN201580020556.XA patent/CN106232276B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP3257968B1 (en) | 2019-10-30 |
EP3257968A1 (en) | 2017-12-20 |
CN106232276B (zh) | 2019-04-05 |
JPWO2015163470A1 (ja) | 2017-04-20 |
CN106232276A (zh) | 2016-12-14 |
WO2015163470A1 (ja) | 2015-10-29 |
US10118229B2 (en) | 2018-11-06 |
US20170043406A1 (en) | 2017-02-16 |
EP3257968A4 (en) | 2017-12-20 |
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