DE3672974D1 - Verfahren zur herstellung eines gleitfilms auf einer magnetplatte und verfahren zur herstellung der magnetplatte. - Google Patents

Verfahren zur herstellung eines gleitfilms auf einer magnetplatte und verfahren zur herstellung der magnetplatte.

Info

Publication number
DE3672974D1
DE3672974D1 DE8686307491T DE3672974T DE3672974D1 DE 3672974 D1 DE3672974 D1 DE 3672974D1 DE 8686307491 T DE8686307491 T DE 8686307491T DE 3672974 T DE3672974 T DE 3672974T DE 3672974 D1 DE3672974 D1 DE 3672974D1
Authority
DE
Germany
Prior art keywords
producing
magnetic plate
gliding
film
gliding film
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE8686307491T
Other languages
English (en)
Inventor
Robert Allen Janssen
Gary Douglas Sorenson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seagate Technology LLC
Original Assignee
Magnetic Peripherals Inc
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.)
Filing date
Publication date
Application filed by Magnetic Peripherals Inc filed Critical Magnetic Peripherals Inc
Application granted granted Critical
Publication of DE3672974D1 publication Critical patent/DE3672974D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G11B5/72—Protective coatings, e.g. anti-static or antifriction
    • G11B5/725—Protective coatings, e.g. anti-static or antifriction containing a lubricant, e.g. organic compounds
    • G11B5/7253—Fluorocarbon lubricant
    • G11B5/7257—Perfluoropolyether lubricant
    • 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
    • Y10S428/90—Magnetic feature
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31511—Of epoxy ether
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/3154—Of fluorinated addition polymer from unsaturated monomers
    • Y10T428/31544—Addition polymer is perhalogenated
DE8686307491T 1985-11-12 1986-09-30 Verfahren zur herstellung eines gleitfilms auf einer magnetplatte und verfahren zur herstellung der magnetplatte. Expired - Fee Related DE3672974D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/796,811 US4642246A (en) 1985-11-12 1985-11-12 Process for chemically bonding a lubricant to a magnetic disk

Publications (1)

Publication Number Publication Date
DE3672974D1 true DE3672974D1 (de) 1990-08-30

Family

ID=25169118

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686307491T Expired - Fee Related DE3672974D1 (de) 1985-11-12 1986-09-30 Verfahren zur herstellung eines gleitfilms auf einer magnetplatte und verfahren zur herstellung der magnetplatte.

Country Status (6)

Country Link
US (1) US4642246A (de)
EP (1) EP0226279B1 (de)
JP (1) JPS62114122A (de)
AU (1) AU6358586A (de)
CA (1) CA1291375C (de)
DE (1) DE3672974D1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62102424A (ja) * 1985-10-29 1987-05-12 Hitachi Maxell Ltd 磁気記録媒体
IT1188635B (it) * 1986-03-27 1988-01-20 Ausimont Spa Lubrificanti per fluoropolieterei interni per mezzi magnetici di registrazione
JP2550031B2 (ja) * 1986-09-10 1996-10-30 株式会社日立製作所 磁気記録媒体
US4844986A (en) * 1988-02-16 1989-07-04 Becton, Dickinson And Company Method for preparing lubricated surfaces and product
JPH03105719A (ja) * 1989-09-20 1991-05-02 Hitachi Ltd 磁気記録媒体及びそれを用いた磁気記憶装置
US5049410A (en) * 1989-11-01 1991-09-17 International Business Machines Corporation Lubricant film for a thin-film disk
US5258013A (en) * 1991-01-07 1993-11-02 United States Surgical Corporation Siliconized surgical needle and method for its manufacture
JPH04311812A (ja) * 1991-03-19 1992-11-04 Internatl Business Mach Corp <Ibm> 磁気記録媒体、薄膜磁気記録ディスク、及び潤滑システムの形成方法
JP2566700B2 (ja) * 1991-04-08 1996-12-25 インターナショナル・ビジネス・マシーンズ・コーポレイション 薄膜記憶媒体上に潤滑剤を結合する方法
US5331487A (en) * 1992-01-16 1994-07-19 International Business Machines Corporation Direct access storage device with vapor phase lubricant system and a magnetic disk having a protective layer and immobile physically bonded lubricant layer
JP2746073B2 (ja) * 1993-08-25 1998-04-28 日本電気株式会社 磁気記憶体の製造方法
GB2282147B (en) * 1993-09-28 1998-02-18 Mitsubishi Chem Ind Magnetic recording medium
US6589641B1 (en) 1998-06-04 2003-07-08 Seagate Technology Llc Thin films of crosslinked fluoropolymer on a carbon substrate
US6617011B2 (en) * 1999-05-07 2003-09-09 Seagate Technology Llc Elastomeric lubricants for magnetic recording media
US6110330A (en) * 1999-06-28 2000-08-29 Trace Storage Technology Corp Process for bonding lubricant to magnetic disk
US6613151B1 (en) 2000-04-12 2003-09-02 Seagate Technology Llc Single disc vapor lubrication
US8382902B2 (en) * 2000-04-12 2013-02-26 Seagate Technology Llc Single disc vapor lubrication
US6680079B1 (en) 2000-06-02 2004-01-20 Seagate Technology Llc Planarization and corrosion protection of patterned magnetic media
US6849304B1 (en) 2001-03-16 2005-02-01 Seagate Technology Llc Method of forming lubricant films
US20030157000A1 (en) * 2002-02-15 2003-08-21 Kimberly-Clark Worldwide, Inc. Fluidized bed activated by excimer plasma and materials produced therefrom
US20050273146A1 (en) * 2003-12-24 2005-12-08 Synecor, Llc Liquid perfluoropolymers and medical applications incorporating same
US20050271794A1 (en) * 2003-12-24 2005-12-08 Synecor, Llc Liquid perfluoropolymers and medical and cosmetic applications incorporating same
US20050142315A1 (en) * 2003-12-24 2005-06-30 Desimone Joseph M. Liquid perfluoropolymers and medical applications incorporating same
US20060105203A1 (en) * 2004-11-15 2006-05-18 Seagate Technology Llc Head disc interface design
US20070248749A1 (en) * 2006-04-19 2007-10-25 Hitachi Global Storge Technologies Netherlands, B.V. Reducing pad burnish damages on magnetic recording media with mixed low molecular weight free lubricant
US8409660B2 (en) * 2009-04-20 2013-04-02 HGST Netherlands, B.V. Systems and methods for processing a magnetic disk

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4268556A (en) * 1979-01-08 1981-05-19 Minnesota Mining And Manufacturing Company Rigid magnetic recording disks lubricated with fluorinated telechelic polyether
US4446193A (en) * 1983-04-29 1984-05-01 International Business Machines Corporation Process for chemically bonding lubricant to an information carrier and products thereof
US4526833A (en) * 1983-10-03 1985-07-02 Minnesota Mining And Manufacturing Company Magnetic recording medium having a perfluoropolyether polymer protective coating
US4759991A (en) * 1984-03-06 1988-07-26 Toagosei Chemical Industry Co., Ltd. Magnetic recording medium having a lubricating coating layer
US4797303A (en) * 1985-09-04 1989-01-10 Unisys Corp. Surface lubricants for disc record

Also Published As

Publication number Publication date
AU6358586A (en) 1987-05-14
JPS62114122A (ja) 1987-05-25
EP0226279B1 (de) 1990-07-25
CA1291375C (en) 1991-10-29
EP0226279A1 (de) 1987-06-24
JPH0465456B2 (de) 1992-10-20
US4642246A (en) 1987-02-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SEAGATE TECHNOLOGY INTERNATIONAL, GEORGETOWN, GRAN

8328 Change in the person/name/address of the agent

Free format text: KOCH, G., DIPL.-ING. HAIBACH, T., DIPL.-PHYS. DR.RER.NAT. FELDKAMP, R., DIPL.-ING., PAT.-ANWAELTE, 8000 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: SEAGATE TECHNOLOGY LLC, SCOTTS VALLEY, CALIF., US

8328 Change in the person/name/address of the agent

Free format text: HENKEL, FEILER & HAENZEL, 81675 MUENCHEN

8339 Ceased/non-payment of the annual fee