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DE19781801T1 - Deckschicht aus polymerem Perfluorpolyetherphosphat-Gleitmittel - Google Patents

Deckschicht aus polymerem Perfluorpolyetherphosphat-Gleitmittel

Info

Publication number
DE19781801T1
DE19781801T1 DE19781801T DE19781801T DE19781801T1 DE 19781801 T1 DE19781801 T1 DE 19781801T1 DE 19781801 T DE19781801 T DE 19781801T DE 19781801 T DE19781801 T DE 19781801T DE 19781801 T1 DE19781801 T1 DE 19781801T1
Authority
DE
Germany
Prior art keywords
polymer
top layer
perfluoropolyether phosphate
phosphate lubricant
lubricant top
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.)
Withdrawn
Application number
DE19781801T
Other languages
English (en)
Inventor
Samuel J Falcone
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
Seagate Technology LLC
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
Priority claimed from US08/819,184 external-priority patent/US5874169A/en
Application filed by Seagate Technology LLC filed Critical Seagate Technology LLC
Publication of DE19781801T1 publication Critical patent/DE19781801T1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/321—Polymers modified by chemical after-treatment with inorganic compounds
    • C08G65/327—Polymers modified by chemical after-treatment with inorganic compounds containing phosphorus
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/002—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds
    • C08G65/005—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens
    • C08G65/007—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens containing fluorine
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/329—Polymers modified by chemical after-treatment with organic compounds
    • C08G65/335—Polymers modified by chemical after-treatment with organic compounds containing phosphorus
    • C08G65/3356—Polymers modified by chemical after-treatment with organic compounds containing phosphorus having nitrogen in addition to phosphorus
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D171/00—Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
    • C09D171/02—Polyalkylene oxides
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2650/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G2650/28—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule characterised by the polymer type
    • C08G2650/46—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule characterised by the polymer type containing halogen
    • C08G2650/48—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule characterised by the polymer type containing halogen containing fluorine, e.g. perfluropolyethers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Magnetic Record Carriers (AREA)
  • Lubricants (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
  • Polyethers (AREA)
DE19781801T 1996-06-04 1997-05-20 Deckschicht aus polymerem Perfluorpolyetherphosphat-Gleitmittel Withdrawn DE19781801T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US1925796P 1996-06-04 1996-06-04
US08/819,184 US5874169A (en) 1997-03-17 1997-03-17 Polymeric perfluoro polyether phosphate lubricant topcoat
PCT/US1997/008406 WO1997047000A1 (en) 1996-06-04 1997-05-20 Polymeric perfluoro polyether phosphate lubricant topcoat

Publications (1)

Publication Number Publication Date
DE19781801T1 true DE19781801T1 (de) 1999-05-12

Family

ID=26692047

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19781801T Withdrawn DE19781801T1 (de) 1996-06-04 1997-05-20 Deckschicht aus polymerem Perfluorpolyetherphosphat-Gleitmittel

Country Status (6)

Country Link
US (1) US6235689B1 (de)
JP (2) JP4313437B2 (de)
CN (1) CN1171204C (de)
DE (1) DE19781801T1 (de)
GB (1) GB2329643B (de)
WO (1) WO1997047000A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU4831801A (en) * 2000-03-01 2001-09-12 Glaxo Group Limited Metered dose inhaler
US6828284B2 (en) * 2001-08-06 2004-12-07 E. I. Du Pont De Nemours And Company Flourinated compositions comprising phosphorus
US6995121B1 (en) * 2002-06-24 2006-02-07 Seagate Technology Llc Stability polymeric lubricants and thin film recording media comprising same
TWI295299B (en) * 2002-10-18 2008-04-01 Asahi Glass Co Ltd Perfluoropolyether derivatives
WO2006118348A1 (ja) * 2005-04-28 2006-11-09 Sony Corporation 潤滑剤組成物およびそれを塗布してなる物品、光ディスク用基板の成形スタンパ、光ディスク用基板の成形金型装置、光ディスク用基板の成形方法ならびに潤滑膜の形成方法
CA2592221C (en) * 2006-07-11 2014-10-07 Tyco Healthcare Group Lp Skin staples with thermal properties
WO2008102456A1 (ja) * 2007-02-23 2008-08-28 Fujitsu Limited 磁気記録媒体及びその製造方法
US20130237131A1 (en) * 2012-03-07 2013-09-12 Hitachi Global Storage Technologies Netherlands B.V. System, Method and Apparatus for Polishing Workpieces
US10227288B2 (en) 2015-02-03 2019-03-12 Blue Current, Inc. Functionalized fluoropolymers and electrolyte compositions
US9543619B2 (en) 2015-02-03 2017-01-10 Blue Current, Inc. Functionalized phosphorus containing fluoropolymers and electrolyte compositions
JP6488890B2 (ja) * 2015-06-03 2019-03-27 信越化学工業株式会社 フルオロオキシアルキレン基含有ポリマー変性ホスホン酸誘導体、該誘導体を含む表面処理剤、該表面処理剤で処理された物品及び光学物品

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3083224A (en) * 1961-12-08 1963-03-26 Du Pont Polyfluoroalkyl phosphates
US3567802A (en) * 1968-12-03 1971-03-02 Du Pont Perfluoropolyoxoalkane substttuted phosphinates
US4256672A (en) * 1979-10-25 1981-03-17 Mitsui Toatsu Chemicals, Inc. Process for the preparation of phosphoric esters and thiophosphoric esters
JPS60109028A (ja) 1983-11-17 1985-06-14 Hitachi Maxell Ltd 磁気記録媒体
JPS61253634A (ja) 1985-05-01 1986-11-11 Hitachi Maxell Ltd 磁気記録媒体
JPH01268696A (ja) * 1988-04-19 1989-10-26 Daikin Ind Ltd 含フッ素リン酸エステル及びその製法並びに含フッ素防錆剤
JP2680169B2 (ja) 1989-07-11 1997-11-19 富士写真フイルム株式会社 磁気記録媒体
US5128216A (en) 1990-06-26 1992-07-07 Digital Equipment Corporation Lubricants for magnetic media
EP0633016B1 (de) * 1990-08-03 1999-12-15 Kao Corporation Kosmetikum
US5141661A (en) * 1991-09-03 1992-08-25 Texaco Inc. Wear resistant lubricant additives made of ethylene/α-olefin polymer grafted with perfluoro-substituents
IT1251577B (it) * 1991-10-02 1995-05-17 Ausimont Spa Olii e grassi lubrificanti.
US5112662A (en) 1991-10-07 1992-05-12 Digital Equipment Corporation Method for providing a lubricant coating on the surface of a magneto-optical disk and resulting optical disk
EP0567657B1 (de) * 1991-11-18 1998-07-22 Sony Corporation Magnetischer aufzeichnungsträger
GB9200501D0 (en) * 1992-01-10 1992-02-26 Bp Chem Int Ltd Lubricating oil compositions
JP2778333B2 (ja) * 1992-01-31 1998-07-23 日本電気株式会社 磁気記憶装置
JPH0762377A (ja) 1993-08-23 1995-03-07 Sony Corp 潤滑剤及び磁気記録媒体
JP3661949B2 (ja) * 1994-03-11 2005-06-22 富士写真フイルム株式会社 磁気記録媒体
JP3365043B2 (ja) * 1994-05-18 2003-01-08 富士写真フイルム株式会社 磁気記録媒体
US5518788A (en) * 1994-11-14 1996-05-21 Minnesota Mining And Manufacturing Company Antistatic hard coat incorporating a polymer comprising pendant fluorinated groups
US5874169A (en) * 1997-03-17 1999-02-23 Seagate Technology, Inc. Polymeric perfluoro polyether phosphate lubricant topcoat

Also Published As

Publication number Publication date
CN1171204C (zh) 2004-10-13
GB2329643B (en) 2000-08-23
JP2008257852A (ja) 2008-10-23
JP4313437B2 (ja) 2009-08-12
US6235689B1 (en) 2001-05-22
GB9826274D0 (en) 1999-01-20
HK1018656A1 (en) 1999-12-30
WO1997047000A1 (en) 1997-12-11
CN1231051A (zh) 1999-10-06
GB2329643A (en) 1999-03-31
JP2000515902A (ja) 2000-11-28

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

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

8139 Disposal/non-payment of the annual fee