JP6071100B1 - 被覆切削工具 - Google Patents
被覆切削工具 Download PDFInfo
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- JP6071100B1 JP6071100B1 JP2016544892A JP2016544892A JP6071100B1 JP 6071100 B1 JP6071100 B1 JP 6071100B1 JP 2016544892 A JP2016544892 A JP 2016544892A JP 2016544892 A JP2016544892 A JP 2016544892A JP 6071100 B1 JP6071100 B1 JP 6071100B1
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- 238000005520 cutting process Methods 0.000 title claims abstract description 70
- 239000010410 layer Substances 0.000 claims abstract description 140
- 239000000463 material Substances 0.000 claims abstract description 41
- 239000011247 coating layer Substances 0.000 claims abstract description 34
- 239000000758 substrate Substances 0.000 claims abstract description 34
- 150000001875 compounds Chemical class 0.000 claims description 31
- 239000000203 mixture Substances 0.000 claims description 21
- 229910052719 titanium Inorganic materials 0.000 claims description 16
- 229910052782 aluminium Inorganic materials 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 229910052804 chromium Inorganic materials 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 229910052721 tungsten Inorganic materials 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 229910052735 hafnium Inorganic materials 0.000 claims description 8
- 229910052750 molybdenum Inorganic materials 0.000 claims description 8
- 229910052758 niobium Inorganic materials 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 229910052715 tantalum Inorganic materials 0.000 claims description 8
- 229910052720 vanadium Inorganic materials 0.000 claims description 8
- 229910052727 yttrium Inorganic materials 0.000 claims description 8
- 229910052726 zirconium Inorganic materials 0.000 claims description 8
- 229910052796 boron Inorganic materials 0.000 claims description 7
- 239000011195 cermet Substances 0.000 claims description 5
- 238000005240 physical vapour deposition Methods 0.000 claims description 5
- 229910052582 BN Inorganic materials 0.000 claims description 4
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 238000012545 processing Methods 0.000 abstract description 8
- 239000002245 particle Substances 0.000 description 36
- 238000006243 chemical reaction Methods 0.000 description 25
- 230000015572 biosynthetic process Effects 0.000 description 19
- 239000010408 film Substances 0.000 description 18
- 238000001883 metal evaporation Methods 0.000 description 16
- 230000000052 comparative effect Effects 0.000 description 14
- 238000001816 cooling Methods 0.000 description 9
- 239000013078 crystal Substances 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 238000002441 X-ray diffraction Methods 0.000 description 8
- 238000010891 electric arc Methods 0.000 description 8
- 230000003647 oxidation Effects 0.000 description 8
- 238000007254 oxidation reaction Methods 0.000 description 8
- 229910001873 dinitrogen Inorganic materials 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000010849 ion bombardment Methods 0.000 description 4
- 238000007733 ion plating Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 101700004678 SLIT3 Proteins 0.000 description 2
- 102100027340 Slit homolog 2 protein Human genes 0.000 description 2
- 101710133576 Slit homolog 2 protein Proteins 0.000 description 2
- 102100027339 Slit homolog 3 protein Human genes 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000002233 thin-film X-ray diffraction Methods 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- 229910010037 TiAlN Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 229910000816 inconels 718 Inorganic materials 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- -1 or the like Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Classifications
-
- 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
- B23B27/148—Composition of the cutting inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/16—Milling-cutters characterised by physical features other than shape
-
- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
- C23C14/024—Deposition of sublayers, e.g. to promote adhesion of the coating
-
- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0641—Nitrides
-
- 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
- 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
- B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
- B23B2228/10—Coatings
-
- 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
- B23C—MILLING
- B23C2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
- B23C2228/10—Coating
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Physical Vapour Deposition (AREA)
- Drilling Tools (AREA)
Abstract
Description
(1)基材と前記基材の表面に形成された被覆層とを含む被覆切削工具であって、前記被覆層の少なくとも1層は、下記式:
(AlxTi1-x)N
[式中、xはAl元素とTi元素との合計に対するAl元素の原子比を表し、0.60≦x≦0.85を満足する。]
で表される組成を有する化合物を含有する化合物からなる層を含み、前記化合物からなる層の立方晶(311)面の配向性指数TC(311)の値が、2.5以上4.2以下であり、前記化合物からなる層の平均厚さが、1.0μm以上12.0μm以下である被覆切削工具。
(2)前記化合物からなる層の立方晶(111)面の配向性指数TC(111)の値が、0.85以上1.5以下である、(1)の被覆切削工具。
(3)前記化合物からなる層は、0.2GPa以上6.0GPa以下の圧縮応力を有する、(1)または(2)の被覆切削工具。
(4)前記被覆層は、前記化合物からなる層と前記基材との間に、Ti、Zr、Hf、V、Nb、Ta、Cr、Mo、W、Al、SiおよびYからなる群より選ばれる少なくとも1種の元素と、C、N、OおよびBからなる群より選ばれる少なくとも1種の元素とからなる化合物を含む下部層(ただし、前記化合物からなる層と組成が異なる。)を有し、前記下部層の平均厚さは、0.1μm以上3.5μm以下である、(1)〜(3)のいずれかの被覆切削工具。
(5)前記被覆層は、前記化合物からなる層の前記基材とは反対側に、Ti、Zr、Hf、V、Nb、Ta、Cr、Mo、W、Al、SiおよびYからなる群より選ばれる少なくとも1種の元素と、C、N、OおよびBからなる群より選ばれる少なくとも1種の元素とからなる化合物を含む上部層(ただし、前記化合物からなる層と組成が異なる。)を有し、前記上部層の平均厚さは、0.1μm以上3.5μm以下である、(1)〜(4)のいずれかの被覆切削工具。
(6)前記被覆層の全体の平均厚さが、1.0μm以上15.0μm以下である、(1)〜(5)のいずれかの被覆切削工具。
(7)前記被覆層は、物理蒸着法により形成されたものである、(1)〜(6)のいずれかの被覆切削工具。
(8)前記基材は、超硬合金、サーメット、セラミックスまたは立方晶窒化硼素焼結体からなる、(1)〜(7)のいずれかの被覆切削工具。
(AlxTi1−x)N
で表される組成を有する化合物を含有するため、耐酸化性に優れる。本実施形態の硬質層において上記式で表される組成を有する化合物は、立方晶、または立方晶と六方晶とを含むと好ましい。なお、上記式において、xはAl元素とTi元素との合計に対するAl元素の原子比を表し、0.60≦x≦0.85を満足する。Al元素の原子比xは、0.60以上であると、Alの含有量が多くなることにより、耐酸化性の低下をさらに抑制でき、0.85以下であると、六方晶の存在比率をより低く抑えることにより、耐摩耗性の低下をさらに抑制できる。その中でも、xが0.60以上0.80以下であると、耐酸化性と耐摩耗性とのバランスにより優れるため、好ましく、0.65以上0.80以下であるとより好ましい。
無歪み角度(2θ)=T2θ+(Aa)・(A2θ−T2θ)
ここで、式中、T2θが立方晶TiNの(111)面の回折角度(36.81度)、A2θが立方晶AlNの(111)面の回折角度(38.53度)、AaがAl元素とTi元素との合計に対するAl元素の原子比(a)である。
よって、硬質層の組成が(Al0.7Ti0.3)Nである場合、立方晶(111)面の無歪み角度(2θ)は、38.01度になる。
被削材:インコネル718、
被削材形状:φ150mm×300mmの円柱、
切削速度:70m/min、
送り:0.2mm/rev、
切り込み:1.0mm、
クーラント:有り、
評価項目:試料が欠損(試料の切れ刃部に欠けが生じる)したとき、または逃げ面摩耗幅が0.3mmに至ったときを工具寿命とし、工具寿命に至るまでの加工時間を測定した。
Claims (8)
- 基材と前記基材の表面に形成された被覆層とを含む被覆切削工具であって、
前記被覆層の少なくとも1層は、下記式:
(AlxTi1-x)N
[式中、xはAl元素とTi元素との合計に対するAl元素の原子比を表し、0.60≦x≦0.85を満足する。]
で表される組成を有する化合物からなる層を含み、
前記化合物からなる層の立方晶(311)面の配向性指数TC(311)の値が、2.5以上4.2以下であり、
前記化合物からなる層の平均厚さが、1.0μm以上12.0μm以下である被覆切削工具。 - 前記化合物からなる層の立方晶(111)面の配向性指数TC(111)の値が、0.85以上1.5以下である、請求項1に記載の被覆切削工具。
- 前記化合物からなる層は、0.2GPa以上6.0GPa以下の圧縮応力を有する、請求項1または2に記載の被覆切削工具。
- 前記被覆層は、前記化合物からなる層と前記基材との間に、Ti、Zr、Hf、V、Nb、Ta、Cr、Mo、W、Al、SiおよびYからなる群より選ばれる少なくとも1種の元素と、C、N、OおよびBからなる群より選ばれる少なくとも1種の元素とからなる化合物を含む下部層(ただし、前記化合物からなる層と組成が異なる。)を有し、
前記下部層の平均厚さは、0.1μm以上3.5μm以下である、請求項1〜3のいずれか1項に記載の被覆切削工具。 - 前記被覆層は、前記化合物からなる層の前記基材とは反対側に、Ti、Zr、Hf、V、Nb、Ta、Cr、Mo、W、Al、SiおよびYからなる群より選ばれる少なくとも1種の元素と、C、N、OおよびBからなる群より選ばれる少なくとも1種の元素とからなる化合物を含む上部層(ただし、前記化合物からなる層と組成が異なる。)を有し、
前記上部層の平均厚さは、0.1μm以上3.5μm以下である、請求項1〜4のいずれか1項に記載の被覆切削工具。 - 前記被覆層の全体の平均厚さが、1.0μm以上15.0μm以下である、請求項1〜5のいずれか1項に記載の被覆切削工具。
- 前記被覆層は、物理蒸着法により形成されたものである、請求項1〜6のいずれか1項に記載の被覆切削工具。
- 前記基材は、超硬合金、サーメット、セラミックスまたは立方晶窒化硼素焼結体からなる、請求項1〜7のいずれか1項に記載の被覆切削工具。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015066976 | 2015-03-27 | ||
JP2015066976 | 2015-03-27 | ||
PCT/JP2016/059545 WO2016158717A1 (ja) | 2015-03-27 | 2016-03-25 | 被覆切削工具 |
Publications (2)
Publication Number | Publication Date |
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JP6071100B1 true JP6071100B1 (ja) | 2017-02-01 |
JPWO2016158717A1 JPWO2016158717A1 (ja) | 2017-04-27 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2016544892A Active JP6071100B1 (ja) | 2015-03-27 | 2016-03-25 | 被覆切削工具 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11583935B2 (ja) |
EP (1) | EP3275577B1 (ja) |
JP (1) | JP6071100B1 (ja) |
KR (1) | KR102077091B1 (ja) |
CN (1) | CN107427931B (ja) |
WO (1) | WO2016158717A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6617942B2 (ja) * | 2017-11-16 | 2019-12-11 | 三菱日立ツール株式会社 | 被覆切削工具およびその製造方法 |
JP7032448B2 (ja) * | 2018-01-26 | 2022-03-08 | 京セラ株式会社 | 被覆工具及びこれを備えた切削工具 |
US11478860B2 (en) | 2018-01-26 | 2022-10-25 | Kyocera Corporation | Coated tool, and cutting tool including same |
CN111655409B (zh) * | 2018-03-16 | 2022-12-30 | 住友电工硬质合金株式会社 | 表面被覆切削工具及其制造方法 |
JP7069984B2 (ja) * | 2018-04-03 | 2022-05-18 | 株式会社タンガロイ | 被覆切削工具 |
RU2694857C1 (ru) * | 2018-08-06 | 2019-07-18 | федеральное государственное бюджетное образовательное учреждение высшего образования "Уфимский государственный авиационный технический университет" | Способ нанесения износостойкого покрытия ионно-плазменным методом |
Citations (4)
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JPH11140647A (ja) * | 1997-11-04 | 1999-05-25 | Sumitomo Electric Ind Ltd | 被覆超硬合金 |
JP2002205204A (ja) * | 2001-01-10 | 2002-07-23 | Hitachi Tool Engineering Ltd | 多層被覆工具 |
US20150030406A1 (en) * | 2012-03-07 | 2015-01-29 | Seco Tools Ab | Body with a metal based nitride layer and a method for coating the body |
JP2015036189A (ja) * | 2013-08-16 | 2015-02-23 | ケンナメタル インコーポレイテッドKennametal Inc. | 低応力硬質コーティングおよびその適用 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0846784B1 (en) * | 1996-12-04 | 2004-09-08 | Sumitomo Electric Industries, Ltd. | Coated tool and method of manufacturing the same |
JP3420024B2 (ja) | 1997-05-28 | 2003-06-23 | 東芝タンガロイ株式会社 | 結晶配向性硬質膜を含む積層被膜部材 |
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CN107427931B (zh) | 2019-03-15 |
WO2016158717A1 (ja) | 2016-10-06 |
EP3275577A1 (en) | 2018-01-31 |
US11583935B2 (en) | 2023-02-21 |
JPWO2016158717A1 (ja) | 2017-04-27 |
EP3275577B1 (en) | 2019-09-04 |
EP3275577A4 (en) | 2018-08-22 |
KR102077091B1 (ko) | 2020-02-13 |
CN107427931A (zh) | 2017-12-01 |
US20180071831A1 (en) | 2018-03-15 |
KR20170118872A (ko) | 2017-10-25 |
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