KR20010051338A - 낮은 투자율을 갖는 코발트 스퍼터 타깃을 제조하는 방법 - Google Patents
낮은 투자율을 갖는 코발트 스퍼터 타깃을 제조하는 방법 Download PDFInfo
- Publication number
- KR20010051338A KR20010051338A KR1020000063984A KR20000063984A KR20010051338A KR 20010051338 A KR20010051338 A KR 20010051338A KR 1020000063984 A KR1020000063984 A KR 1020000063984A KR 20000063984 A KR20000063984 A KR 20000063984A KR 20010051338 A KR20010051338 A KR 20010051338A
- Authority
- KR
- South Korea
- Prior art keywords
- target
- sputter target
- permeability
- cobalt
- treated
- Prior art date
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Classifications
-
- 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
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
-
- 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
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/3407—Cathode assembly for sputtering apparatus, e.g. Target
- C23C14/3414—Metallurgical or chemical aspects of target preparation, e.g. casting, powder metallurgy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
- H01F41/18—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates by cathode sputtering
- H01F41/183—Sputtering targets therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/158—Sputtering
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Power Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physical Vapour Deposition (AREA)
- Physical Deposition Of Substances That Are Components Of Semiconductor Devices (AREA)
Abstract
Description
Claims (10)
- 고유의 투자율을 갖는 사실상 순수한 코발트 금속을 주조하고 상기 금속을 조절된 속도로 냉각시켜 단일의 육방밀집 위상을 갖는 사실상 순수한 코발트 스퍼터 타깃을 형성시키는 단계;스퍼터 타깃을 약 65% 이상의 변형율이 달성될 때까지 약 1000℃ 이상의 온도에서 고온 처리하는 단계;고온 처리된 스퍼터 타깃을 조절된 속도로 서서히 냉각시켜 단일의 육방밀집 위상을 유지시키는 단계; 및고온 처리된 스퍼터 타깃을 약 5 내지 약 20%의 변형율이 달성될 때까지 사실상 실온에서 저온 처리하는 단계로서, 저온 처리된 스퍼터 타깃이 고유의 투자율 보다 낮은 투자율을 갖는 단계를 포함하여, 낮은 투자율의 코발트 스퍼터 타깃을 제조하는 방법.
- 제 1항에 있어서, 주조된 금속을 약 15℃/분 이하의 조절된 속도로 냉각시켜 스퍼터 타깃을 형성시킴을 특징으로 하는 방법.
- 제 1항에 있어서, 고온 처리된 스퍼터 타깃이 약 15℃/분 이하의 조절된 속도로 냉각됨을 특징으로 하는 방법.
- 제 1항에 있어서, 저온 처리된 스퍼터 타깃의 투자율이 약 9 미만임을 특징으로 하는 방법.
- 제 1항에 있어서, 저온 처리된 스퍼터 타깃이 약 70㎛ 내지 약 160㎛의 크기 범위를 갖는 그레인(grain)을 포함함을 특징으로 하는 방법.
- 제 1항에 있어서, 고온 처리된 타깃을 약 10%의 변형율이 달성될 때까지 저온 처리함을 특징으로 하는 방법.
- 고유의 투자율을 갖는 사실상 순수한 코발트 금속을 주조하고 상기 금속을 약 15℃/분 이하의 조절된 속도로 냉각시켜 단일의 육방밀집 위상을 갖는 사실상 순수한 코발트 스퍼터 타깃을 형성시키는 단계;스퍼터 타깃을 약 65% 이상의 변형율이 달성될 때까지 약 1000℃ 이상의 온도에서 고온 처리하는 단계;고온 처리된 스퍼터 타깃을 약 15℃/분 이하의 조절된 속도로 냉각시켜 단일의 육방밀집 위상을 유지시키는 단계; 및고온 처리된 스퍼터 타깃을 약 5% 내지 약 20%의 변형율이 달성될 때까지 사실상 실온에서 저온 처리하는 단계로서, 저온 처리된 스퍼터 타깃이 고유 투자율 미만의 투자율을 갖는 단계를 포함하여, 낮은 투자율의 코발트 스퍼터 타깃을 제조하는 방법.
- 제 7항에 있어서, 저온 처리된 스퍼터 타깃이 약 9 미만의 투자율 및 약 99.99중량% 이상의 순도를 가짐을 특징으로 하는 방법.
- 제 7항에 있어서, 저온 처리된 스퍼터 타깃이 약 70㎛ 내지 약 160㎛ 크기 범위의 그레인을 포함함을 특징으로 하는 방법.
- 제 7항에 있어서, 고온 처리된 타깃을 약 10%의 변형율이 달성될 때까지 저온 처리함을 특징으로 하는 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/430,988 | 1999-11-01 | ||
US9/430,988 | 1999-11-01 | ||
US09/430,988 US6176944B1 (en) | 1999-11-01 | 1999-11-01 | Method of making low magnetic permeability cobalt sputter targets |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010051338A true KR20010051338A (ko) | 2001-06-25 |
KR100499173B1 KR100499173B1 (ko) | 2005-07-04 |
Family
ID=23709954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-0063984A KR100499173B1 (ko) | 1999-11-01 | 2000-10-30 | 낮은 투자율을 갖는 코발트 스퍼터 타깃을 제조하는 방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6176944B1 (ko) |
EP (1) | EP1096027B1 (ko) |
JP (1) | JP4538146B2 (ko) |
KR (1) | KR100499173B1 (ko) |
DE (1) | DE60003994T2 (ko) |
TW (1) | TW584669B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180110109A (ko) * | 2016-03-09 | 2018-10-08 | 제이엑스금속주식회사 | 이그니션을 안정화하는 것이 가능한 스퍼터링 타깃 |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6391172B2 (en) * | 1997-08-26 | 2002-05-21 | The Alta Group, Inc. | High purity cobalt sputter target and process of manufacturing the same |
US6521108B1 (en) * | 1998-12-29 | 2003-02-18 | Tosoh Smd, Inc. | Diffusion bonded sputter target assembly and method of making same |
US6514358B1 (en) | 2000-04-05 | 2003-02-04 | Heraeus, Inc. | Stretching of magnetic materials to increase pass-through-flux (PTF) |
WO2002002848A2 (en) * | 2000-06-30 | 2002-01-10 | Honeywell International Inc. | Method and apparatus for processing metals, and the metals so produced |
US20030227068A1 (en) * | 2001-05-31 | 2003-12-11 | Jianxing Li | Sputtering target |
US6833058B1 (en) * | 2000-10-24 | 2004-12-21 | Honeywell International Inc. | Titanium-based and zirconium-based mixed materials and sputtering targets |
US6652668B1 (en) * | 2002-05-31 | 2003-11-25 | Praxair S.T. Technology, Inc. | High-purity ferromagnetic sputter targets and method of manufacture |
US20030228238A1 (en) * | 2002-06-07 | 2003-12-11 | Wenjun Zhang | High-PTF sputtering targets and method of manufacturing |
AU2003277063A1 (en) * | 2002-10-08 | 2004-05-04 | Honeywell International Inc. | Homogenous solid solution alloys for sputter-deposited thin films |
US20040123920A1 (en) * | 2002-10-08 | 2004-07-01 | Thomas Michael E. | Homogenous solid solution alloys for sputter-deposited thin films |
US20050149169A1 (en) * | 2003-04-08 | 2005-07-07 | Xingwu Wang | Implantable medical device |
US20050119725A1 (en) * | 2003-04-08 | 2005-06-02 | Xingwu Wang | Energetically controlled delivery of biologically active material from an implanted medical device |
US20050149002A1 (en) * | 2003-04-08 | 2005-07-07 | Xingwu Wang | Markers for visualizing interventional medical devices |
US20060102871A1 (en) * | 2003-04-08 | 2006-05-18 | Xingwu Wang | Novel composition |
US20050183797A1 (en) * | 2004-02-23 | 2005-08-25 | Ranjan Ray | Fine grained sputtering targets of cobalt and nickel base alloys made via casting in metal molds followed by hot forging and annealing and methods of making same |
US20060118758A1 (en) * | 2004-09-15 | 2006-06-08 | Xingwu Wang | Material to enable magnetic resonance imaging of implantable medical devices |
DE102005050424B4 (de) * | 2005-10-19 | 2009-10-22 | W.C. Heraeus Gmbh | Sputtertarget aus mehrkomponentigen Legierungen |
JP5204460B2 (ja) * | 2007-10-24 | 2013-06-05 | 三井金属鉱業株式会社 | 磁気記録膜用スパッタリングターゲットおよびその製造方法 |
DE102009015638A1 (de) * | 2009-03-24 | 2010-09-30 | Wieland Dental + Technik Gmbh & Co. Kg | Rohrförmiges Sputtertarget und Verfahren zu seiner Herstellung |
JP6084683B2 (ja) * | 2013-03-27 | 2017-02-22 | Jx金属株式会社 | コバルトスパッタリングターゲット及びその製造方法 |
CN104694894B (zh) * | 2013-12-05 | 2017-07-04 | 有研亿金新材料股份有限公司 | 一种高透磁钴靶及其制备方法 |
JP6037420B2 (ja) * | 2014-09-29 | 2016-12-07 | Jx金属株式会社 | コバルトスパッタリングターゲット |
KR102330578B1 (ko) * | 2018-07-27 | 2021-11-24 | 가부시키가이샤 아루박 | 스퍼터링 타겟 및 스퍼터링 타겟의 제조 방법 |
CN111155060A (zh) * | 2018-11-07 | 2020-05-15 | 宁波江丰电子材料股份有限公司 | 钴靶坯的制作方法 |
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US4202932A (en) * | 1978-07-21 | 1980-05-13 | Xerox Corporation | Magnetic recording medium |
JPS6314864A (ja) | 1986-07-08 | 1988-01-22 | Ulvac Corp | Co基合金スパツタタ−ゲツトおよびその製造法 |
DE3819906C1 (ko) | 1988-06-11 | 1989-08-03 | Degussa Ag, 6000 Frankfurt, De | |
JPH03115564A (ja) * | 1989-09-27 | 1991-05-16 | Nippon Mining Co Ltd | スパッタリングターゲット材の製造方法 |
JPH03115562A (ja) * | 1989-09-27 | 1991-05-16 | Nippon Mining Co Ltd | スパッタリングターゲット材の製造方法 |
EP0535314A1 (en) | 1991-08-30 | 1993-04-07 | Mitsubishi Materials Corporation | Platinum-cobalt alloy sputtering target and method for manufacturing same |
JPH06104120A (ja) | 1992-08-03 | 1994-04-15 | Hitachi Metals Ltd | 磁気記録媒体用スパッタリングターゲットおよびその製造方法 |
JP2806228B2 (ja) | 1993-10-25 | 1998-09-30 | 株式会社神戸製鋼所 | 難加工性Co合金の低透磁率化方法 |
EP0659901B1 (de) * | 1993-12-20 | 1998-04-15 | LEYBOLD MATERIALS GmbH | Target für Magnetron-Kathodenzerstäubungsanlage aus einer Kobalt-Basislegierung |
DE19609439A1 (de) * | 1995-03-14 | 1996-09-19 | Japan Energy Corp | Verfahren zum Erzeugen von hochreinem Kobalt und Sputtering-Targets aus hochreinem Kobalt |
JPH09272970A (ja) * | 1996-04-05 | 1997-10-21 | Japan Energy Corp | 高純度コバルトスパッタリングターゲット及びその製造方法 |
US6391172B2 (en) * | 1997-08-26 | 2002-05-21 | The Alta Group, Inc. | High purity cobalt sputter target and process of manufacturing the same |
JP3115562B2 (ja) | 1999-04-21 | 2000-12-11 | 株式会社オリエンタルランド | 金箔を用いた装飾用シ−ル及びその製造方法 |
JP3115564B2 (ja) | 1999-05-25 | 2000-12-11 | 博司 斎藤 | 吊具装置 |
-
1999
- 1999-11-01 US US09/430,988 patent/US6176944B1/en not_active Expired - Lifetime
-
2000
- 2000-10-30 DE DE60003994T patent/DE60003994T2/de not_active Expired - Lifetime
- 2000-10-30 JP JP2000330101A patent/JP4538146B2/ja not_active Expired - Fee Related
- 2000-10-30 KR KR10-2000-0063984A patent/KR100499173B1/ko active IP Right Grant
- 2000-10-30 EP EP00123669A patent/EP1096027B1/en not_active Expired - Lifetime
-
2001
- 2001-02-20 TW TW089122798A patent/TW584669B/zh not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180110109A (ko) * | 2016-03-09 | 2018-10-08 | 제이엑스금속주식회사 | 이그니션을 안정화하는 것이 가능한 스퍼터링 타깃 |
Also Published As
Publication number | Publication date |
---|---|
KR100499173B1 (ko) | 2005-07-04 |
JP4538146B2 (ja) | 2010-09-08 |
EP1096027A1 (en) | 2001-05-02 |
TW584669B (en) | 2004-04-21 |
DE60003994D1 (de) | 2003-08-28 |
EP1096027B1 (en) | 2003-07-23 |
US6176944B1 (en) | 2001-01-23 |
DE60003994T2 (de) | 2004-05-19 |
JP2001200356A (ja) | 2001-07-24 |
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