KR100799073B1 - 스퍼터링 타겟트와 광 정보기록매체 및 그 제조방법 - Google Patents
스퍼터링 타겟트와 광 정보기록매체 및 그 제조방법 Download PDFInfo
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- KR100799073B1 KR100799073B1 KR1020067018324A KR20067018324A KR100799073B1 KR 100799073 B1 KR100799073 B1 KR 100799073B1 KR 1020067018324 A KR1020067018324 A KR 1020067018324A KR 20067018324 A KR20067018324 A KR 20067018324A KR 100799073 B1 KR100799073 B1 KR 100799073B1
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- recording medium
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- optical information
- sputtering
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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
- 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
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/547—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on sulfides or selenides or tellurides
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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
- 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
- C23C14/08—Oxides
- C23C14/086—Oxides of zinc, germanium, cadmium, indium, tin, thallium or bismuth
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
- G11B7/2531—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising glass
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/257—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers
- G11B7/2578—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers consisting essentially of inorganic materials
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/258—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers
- G11B7/259—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers based on silver
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
- G11B7/266—Sputtering or spin-coating layers
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3251—Niobium oxides, niobates, tantalum oxides, tantalates, or oxide-forming salts thereof
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/80—Phases present in the sintered or melt-cast ceramic products other than the main phase
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
- G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
- G11B7/257—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers
- G11B2007/25705—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers consisting essentially of inorganic materials
- G11B2007/25706—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers consisting essentially of inorganic materials containing transition metal elements (Zn, Fe, Co, Ni, Pt)
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing Optical Record Carriers (AREA)
Abstract
Description
Claims (7)
- 삭제
- In2O3-ZnO-SnO2계 복합 산화물에 Ta, Y의 어느 1종 또는 2종의 원소의 산화물을 첨가한 재료로 이루어지며, Ta, Y 중 어느 1종 또는 2종의 원소를 A라고 했을 때, 각각의 원소비(比)가 In/(In+Zn+Sn+A)=0.005~0.41, Zn/(In+Zn+Sn+A)=0.03~0.45, Sn/(In+Zn+Sn+A)=0.13~0.82, A/(In+Zn+Sn+A)=0.08~0.66으로 구성된 산화물인 것을 특징으로 하는 광 정보기록매체에 사용하는 박막을 형성하기 위한 스퍼터링 타겟트.
- 제2항에 있어서, Ta, Y 중 어느 하나의 1종 또는 2종의 원소를 A라고 했을 때, (Sn+A)/(In+Zn+Sn+A)=0.45~0.92 로 구성된 산화물인 것을 특징으로 하는 광 정보기록매체에 사용하는 박막을 형성하기 위한 스퍼터링 타겟트.
- 제2항 또는 제3항에 있어서, 상대밀도가 90%이상인 것을 특징으로 하는 광 정보기록매체에 사용하는 박막을 형성하기 위한 스퍼터링 타겟트.
- In2O3-ZnO-SnO2계 복합 산화물에 Ta, Y의 어느 1종 또는 2종의 원소의 산화물을 첨가한 재료로 이루어지며, Ta, Y 중 어느 1종 또는 2종의 원소를 A라고 했을 때, 각각의 원소비(比)가 In/(In+Zn+Sn+A)=0.005~0.41, Zn/(In+Zn+Sn+A)=0.03~0.45, Sn/(In+Zn+Sn+A)=0.13~0.82, A/(In+Zn+Sn+A)=0.08~0.66의 산화물로 이루어진 타겟트를 사용하여 스퍼터링 하여, 광 정보기록매체용 박막을 형성하는 것을 특징으로 하는 광 정보기록매체의 제조방법.
- 제5항에 있어서, Ta, Y 중 어느 하나의 1종 또는 2종의 원소를 A라고 했을 때, (Sn+A)/(In+Zn+Sn+A)=0.45~0.92 로 구성된 산화물로 이루어진 타겟트를 사용하여 스퍼터링 하여, 광 정보기록매체용 박막을 형성하는 것을 특징으로 하는 광 정보기록매체의 제조방법.
- 제5항 또는 제6항에 있어서, 광 정보기록매체용 박막을 기록층 또는 반사층과 인접시켜 형성하는 것을 특징으로 하는 광 정보기록매체의 제조방법.
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KR1020067018324A KR100799073B1 (ko) | 2004-02-17 | 2004-07-29 | 스퍼터링 타겟트와 광 정보기록매체 및 그 제조방법 |
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KR1020067018324A KR100799073B1 (ko) | 2004-02-17 | 2004-07-29 | 스퍼터링 타겟트와 광 정보기록매체 및 그 제조방법 |
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KR100799073B1 true KR100799073B1 (ko) | 2008-01-29 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000195101A (ja) * | 1998-12-28 | 2000-07-14 | Japan Energy Corp | 光ディスク保護膜及び同保護膜形成用スパッタリングタ―ゲット |
JP2000256061A (ja) * | 1999-03-05 | 2000-09-19 | Idemitsu Kosan Co Ltd | 透明導電材料、透明導電ガラス及び透明導電フィルム |
JP2000256059A (ja) * | 1999-03-05 | 2000-09-19 | Idemitsu Kosan Co Ltd | 透明導電材料、透明導電ガラス及び透明導電フィルム |
JP2003105532A (ja) * | 2001-06-26 | 2003-04-09 | Mitsui Mining & Smelting Co Ltd | 高抵抗透明導電膜用スパッタリングターゲット及び高抵抗透明導電膜の製造方法 |
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- 2004-07-29 KR KR1020067018324A patent/KR100799073B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000195101A (ja) * | 1998-12-28 | 2000-07-14 | Japan Energy Corp | 光ディスク保護膜及び同保護膜形成用スパッタリングタ―ゲット |
JP2000256061A (ja) * | 1999-03-05 | 2000-09-19 | Idemitsu Kosan Co Ltd | 透明導電材料、透明導電ガラス及び透明導電フィルム |
JP2000256059A (ja) * | 1999-03-05 | 2000-09-19 | Idemitsu Kosan Co Ltd | 透明導電材料、透明導電ガラス及び透明導電フィルム |
JP2003105532A (ja) * | 2001-06-26 | 2003-04-09 | Mitsui Mining & Smelting Co Ltd | 高抵抗透明導電膜用スパッタリングターゲット及び高抵抗透明導電膜の製造方法 |
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