KR860009151A - 자기 디스크의 기판용 알루미늄 합금 - Google Patents

자기 디스크의 기판용 알루미늄 합금 Download PDF

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Publication number
KR860009151A
KR860009151A KR1019860003952A KR860003952A KR860009151A KR 860009151 A KR860009151 A KR 860009151A KR 1019860003952 A KR1019860003952 A KR 1019860003952A KR 860003952 A KR860003952 A KR 860003952A KR 860009151 A KR860009151 A KR 860009151A
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KR
South Korea
Prior art keywords
weight
aluminum alloy
substrates
aluminum
magnetic disks
Prior art date
Application number
KR1019860003952A
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English (en)
Other versions
KR930007317B1 (ko
Inventor
모또히로 나바에
Original Assignee
후루가와 알루미늄 고교 가부시끼가이샤
구사까베 에쯔지
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 후루가와 알루미늄 고교 가부시끼가이샤, 구사까베 에쯔지 filed Critical 후루가와 알루미늄 고교 가부시끼가이샤
Publication of KR860009151A publication Critical patent/KR860009151A/ko
Application granted granted Critical
Publication of KR930007317B1 publication Critical patent/KR930007317B1/ko

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/10—Alloys based on aluminium with zinc as the next major constituent
    • 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
    • C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
    • G11B5/657—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing inorganic, non-oxide compound of Si, N, P, B, H or C, e.g. in metal alloy or compound
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73911—Inorganic substrates
    • G11B5/73917—Metallic substrates, i.e. elemental metal or metal alloy substrates
    • G11B5/73919—Aluminium or titanium elemental or alloy substrates
    • 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
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9265—Special properties
    • Y10S428/928—Magnetic property
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12993—Surface feature [e.g., rough, mirror]

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Magnetic Record Carriers (AREA)

Abstract

내용 없음

Description

자기 디스크의 기판용 알루미늄 합금
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (4)

  1. 0.12 내지 2.0중량%의 구리와 0.28 내지 7.0중량%의 아연중 어느 하나 또는 둘 모두와 2 내지 6중량%의 마그네슘을 함유하고, 잔부로서 알루미늄과 불가피한 불순물을 포함하는 것을 특징으로 하는 자기 디스크의 기판용 알루미늄 합금.
  2. 제1항에 있어서, 2 내지 6중량%의 마그네슘과 0.12 내지 2.0중량%의 구리를 함유하고, 잔부로서 알루미늄과 불가피한 불순물을 포함하는 것을 특징으로 하는 자기 디스크의 기판용 알루미늄 합금.
  3. 제1항에 있어서, 2 내지 6중량%의 마그네슘과 0.28 내지 7.0중량%의 아연을 함유하고, 잔부로서 알루미늄과 불가피한 불순물을 포함하는 것을 특징으로 하는 자기 디스크의 기판용 알루미늄 합금.
  4. 제1항에 있어서, 2 내지 6중량%의 마그네슘, 0.12 내지 2.0중량%의 구리 및 0.28 내지 7.0중량%의 아연을 함유하고, 잔부로서 알루미늄과 불가피한 불순물을 포함하는 것을 특징으로 하는 자기 디스크의 기판용 알루미늄 합금.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860003952A 1985-05-21 1986-05-21 자기 디스크의 기판용 알루미늄 합금 KR930007317B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60108800A JPS61266548A (ja) 1985-05-21 1985-05-21 磁気デイスク基板用アルミニウム合金
JP108800 1985-05-21

Publications (2)

Publication Number Publication Date
KR860009151A true KR860009151A (ko) 1986-12-20
KR930007317B1 KR930007317B1 (ko) 1993-08-05

Family

ID=14493802

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860003952A KR930007317B1 (ko) 1985-05-21 1986-05-21 자기 디스크의 기판용 알루미늄 합금

Country Status (5)

Country Link
US (1) US4840685A (ko)
EP (1) EP0206519B1 (ko)
JP (1) JPS61266548A (ko)
KR (1) KR930007317B1 (ko)
DE (1) DE3672911D1 (ko)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62230947A (ja) * 1986-03-31 1987-10-09 Sumitomo Light Metal Ind Ltd メッキ性に優れた磁気ディスク用アルミニウム合金
DE3866989D1 (de) * 1987-07-23 1992-01-30 Alusuisse Lonza Services Ag Schweisszusatzwerkstoff zum schmelzschweissen von hochfesten aluminiumlegierungen.
JPH01188654A (ja) * 1988-01-21 1989-07-27 Kobe Steel Ltd メッキ性に優れ歪の小さいディスク用アルミニウム合金板の製造方法
JPH0297639A (ja) * 1988-09-30 1990-04-10 Furukawa Alum Co Ltd メツキ性に優れた磁気デイスク基板用アルミニウム合金
JPH02111839A (ja) * 1988-10-18 1990-04-24 Kobe Steel Ltd 優れたメッキ性を有するディスク用アルミニウム合金板とその製造方法
US5244516A (en) * 1988-10-18 1993-09-14 Kabushiki Kaisha Kobe Seiko Sho Aluminum alloy plate for discs with improved platability and process for producing the same
CH683188A5 (de) * 1991-01-11 1994-01-31 Alusuisse Lonza Services Ag Aluminiumoberflächen.
JP2006291298A (ja) * 2005-04-12 2006-10-26 Ykk Corp アルミニウム合金及びこの合金を使用したスライドファスナー
US9315885B2 (en) * 2013-03-09 2016-04-19 Alcoa Inc. Heat treatable aluminum alloys having magnesium and zinc and methods for producing the same
JP2016121387A (ja) * 2014-12-25 2016-07-07 キヤノン・コンポーネンツ株式会社 めっき皮膜付樹脂製品の製造方法
JP2016135914A (ja) * 2015-01-16 2016-07-28 株式会社神戸製鋼所 磁気ディスク用アルミニウム合金板、磁気ディスク用アルミニウム合金ブランク及び磁気ディスク用アルミニウム合金サブストレート

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2301759A (en) * 1940-09-05 1942-11-10 Aluminum Co Of America Aluminum alloy rivet
FR2158729A5 (en) * 1971-10-29 1973-06-15 Cegedur Aluminium- copper- magnesium alloy - for automobile body sheet materials undergoing stove-enamelling
JPS5336412B2 (ko) * 1974-02-20 1978-10-03
US4140556A (en) * 1976-04-16 1979-02-20 Sumitomo Light Metal Industries, Ltd. Aluminum alloy sheet
FR2370105A2 (fr) * 1976-11-08 1978-06-02 Cegedur Procede de preparation de toles d'aluminium destinees a etre soudees, a resistance a la corrosion amelioree

Also Published As

Publication number Publication date
KR930007317B1 (ko) 1993-08-05
EP0206519A1 (en) 1986-12-30
JPS61266548A (ja) 1986-11-26
US4840685A (en) 1989-06-20
EP0206519B1 (en) 1990-07-25
DE3672911D1 (de) 1990-08-30

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