ZA872071B - Inner perfluoropolyethereal lubricants for magnetic recording means - Google Patents

Inner perfluoropolyethereal lubricants for magnetic recording means

Info

Publication number
ZA872071B
ZA872071B ZA872071A ZA872071A ZA872071B ZA 872071 B ZA872071 B ZA 872071B ZA 872071 A ZA872071 A ZA 872071A ZA 872071 A ZA872071 A ZA 872071A ZA 872071 B ZA872071 B ZA 872071B
Authority
ZA
South Africa
Prior art keywords
magnetic recording
lubricants
perfluoropolyethereal
recording means
polar
Prior art date
Application number
ZA872071A
Other languages
English (en)
Inventor
Alberto Scarati Mario
Caporiccio Gerardo
Original Assignee
Ausimont S.P.A.
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 Ausimont S.P.A. filed Critical Ausimont S.P.A.
Publication of ZA872071B publication Critical patent/ZA872071B/xx

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
    • C08G65/002—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
    • 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
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/71—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the lubricant

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)
  • Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Developing Agents For Electrophotography (AREA)
ZA872071A 1986-03-27 1987-03-20 Inner perfluoropolyethereal lubricants for magnetic recording means ZA872071B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19910/86A IT1188635B (it) 1986-03-27 1986-03-27 Lubrificanti per fluoropolieterei interni per mezzi magnetici di registrazione

Publications (1)

Publication Number Publication Date
ZA872071B true ZA872071B (en) 1987-09-14

Family

ID=11162260

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA872071A ZA872071B (en) 1986-03-27 1987-03-20 Inner perfluoropolyethereal lubricants for magnetic recording means

Country Status (13)

Country Link
US (1) US5382614A (de)
EP (1) EP0239123B1 (de)
JP (1) JP2589080B2 (de)
KR (1) KR960000823B1 (de)
CN (1) CN1007940B (de)
AT (1) ATE89428T1 (de)
AU (1) AU601174B2 (de)
CA (1) CA1284989C (de)
CS (1) CS266341B2 (de)
DE (1) DE3785784T2 (de)
IL (1) IL81965A0 (de)
IT (1) IT1188635B (de)
ZA (1) ZA872071B (de)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
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IT1270819B (it) * 1993-04-28 1997-05-13 Ausimont Spa Coatings a base di poliesteri da perfluoropolieteri
IT1269202B (it) 1994-01-31 1997-03-21 Ausimont Spa Coatings a base di fluoropolieteri
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IT1273685B (it) 1994-07-26 1997-07-09 Ausimont Spa Procedimento per la protezione delle superfici lapidee o di rivestimento
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IT1275972B1 (it) * 1995-03-24 1997-10-24 Ausimont Spa Dispersioni di politetrafluoroetilene in un solvente organico ed agenti disperdenti ivi impiegati
IT1273609B (it) * 1995-04-28 1997-07-08 Ausimont Spa Procedimento per la protezione delle superfici lapidee o di rivestimento
IT1275568B (it) * 1995-07-19 1997-08-07 Ausimont Spa Processo per la preparazione di fluorossi- o clorossi- perfluoroacilfluoruri
IT1283202B1 (it) * 1996-03-07 1998-04-16 Ausimont Spa Solventi utilizzabili come cleaning agents
IT1282378B1 (it) * 1996-04-24 1998-03-20 Ausimont Spa Perfluoroelastomeri a base di diossoli
IT1286027B1 (it) * 1996-06-10 1998-07-07 Ausimont Spa Rivestimenti protettivi a base di perfluoropolieteri funzionalizzati
IT1286026B1 (it) * 1996-06-10 1998-07-07 Ausimont Spa Rivestimenti per coils a base di perfluoropolieteri funzionalizzati
IT1283647B1 (it) * 1996-08-02 1998-04-23 Ausimont Spa Perfluoropolieteri a struttura di policarbonato
IT1283646B1 (it) * 1996-08-02 1998-04-23 Ausimont Spa Processo di preparazione di perfluoropolieteri
US6020298A (en) * 1997-03-05 2000-02-01 Ausimont S.P.A. Solvent cleaning agents including additives of the formula Rf -CFX-L containing perfluoroalkylenic units
WO1998043245A1 (fr) * 1997-03-25 1998-10-01 Koyo Seiko Co., Ltd. Equipement d'information
JPH11339253A (ja) * 1998-05-21 1999-12-10 Sony Corp 磁気記録媒体およびその製造方法
ITMI981506A1 (it) 1998-06-30 1999-12-30 Ausimont Spa Manufatti di fluoropolimeri amorfi
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IT1306200B1 (it) * 1999-01-14 2001-05-30 Ausimont Spa Composizioni vulcanizzabili di fluoroelastomeri.
US6582823B1 (en) 1999-04-30 2003-06-24 North Carolina State University Wear-resistant polymeric articles and methods of making the same
IT1312320B1 (it) 1999-05-25 2002-04-15 Ausimont Spa Membrane di polimeri amorfi (per) fluorurati.
IT1312344B1 (it) 1999-06-03 2002-04-15 Ausimont Spa Composizioni per film a basso indice di rifrazione.
IT1314183B1 (it) * 1999-08-04 2002-12-06 Ausimont Spa Composizioni cosmetiche a base di perfluoropolieteri per laprotezione della pelle
JP3511963B2 (ja) * 1999-12-02 2004-03-29 日本電気株式会社 潤滑剤、これを塗布した磁気記録媒体及び磁気ヘッドスライダ、並びにこれらを用いた磁気記録装置
IT1317725B1 (it) 2000-01-17 2003-07-15 Ausimont Spa Composizioni per coatings a base di (per)fluoropolieteri.
IT1317847B1 (it) 2000-02-22 2003-07-15 Ausimont Spa Processo per la preparazione di dispersioni acquose di fluoropolimeri.
IT1317860B1 (it) 2000-02-29 2003-07-15 Ausimont Spa Uso di derivati mono- e bifunzionali (per)fluoropolieterei neltrattamento di materiali ceramici.
IT1317861B1 (it) 2000-02-29 2003-07-15 Ausimont Spa Uso di composti fluorurati per conferire proprieta' release.
IT1320764B1 (it) * 2000-02-29 2003-12-10 Ausimont Spa Uso di composti (per)fluoropolieterei come additivi in formulazioni.
IT1318460B1 (it) 2000-04-11 2003-08-25 Ausimont Spa Conservanti di formulazioni ad uso topico.
IT1318558B1 (it) 2000-06-08 2003-08-27 Ausimont Spa Poliuretani a basso coefficiente di attrito.
ITMI20010114A1 (it) 2001-01-23 2002-07-23 Ausimont Spa Processo per ottenere miscele di mono- e biesteri fosforici
ITMI20010554A1 (it) 2001-03-16 2002-09-16 Ausimont Spa Additivi per resine idrogenate
US6767872B2 (en) 2001-05-18 2004-07-27 The Charles Stark Draper Laboratory, Inc. Elastohydrodynamic and boundary lubricant and method of lubricating
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ITMI20011424A1 (it) 2001-07-05 2003-01-05 Ausimont Spa Dispersioni di polimeri fluorurati
ITMI20012744A1 (it) 2001-12-21 2003-06-21 Ausimont Spa Processo di polimerizzazione di monomeri solfonici
ITMI20020029A1 (it) 2002-01-10 2003-07-10 Ausimont Spa Composizioni idro- oleo repellenti
ITMI20020057A1 (it) 2002-01-15 2003-07-15 Ausimont Spa Composizioni acquose di fosfati di perfluoropolieteri e loro uso per conferire oleorepellenza alla carta
ITMI20020056A1 (it) 2002-01-15 2003-07-15 Ausimont Spa Composizioni acquose di fosfati di perfluoropolieteri e loro uso per conferire oleorepellenza alla carta
ITMI20020260A1 (it) 2002-02-12 2003-08-12 Ausimont Spa Dispersioni acquose di fluoropolimeri
ITMI20020403A1 (it) 2002-02-28 2003-08-28 Ausimont Spa Dispersioni acquose a base di ptfe
ITMI20021228A1 (it) 2002-06-06 2003-12-09 Ausimont Spa Composizioni di poliuretani reticolabili
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JP4501111B2 (ja) * 2002-10-18 2010-07-14 旭硝子株式会社 ペルフルオロポリエーテル誘導体
US20050164522A1 (en) * 2003-03-24 2005-07-28 Kunz Roderick R. Optical fluids, and systems and methods of making and using the same
US20040202865A1 (en) * 2003-04-08 2004-10-14 Andrew Homola Release coating for stamper
ITMI20040106A1 (it) 2004-01-27 2004-04-27 Solvay Solexis Spa Poliuretani
ITMI20040133A1 (it) 2004-01-29 2004-04-29 Solvay Solexis Spa Processo per preparare fluoroalogenoeteri
ITMI20040789A1 (it) 2004-04-22 2004-07-22 Solvay Solexis Spa Membrane fluorurate
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ITMI20042238A1 (it) 2004-11-19 2005-02-19 Solvay Solexis Spa Composti per fluoropolirterei
ITMI20050007A1 (it) 2005-01-05 2006-07-06 Solvay Solexis Spa Uso di dispersioni acquose di polimeri a base di vdf nella preparazione di vernici per rivestimenti di substrati architettonici
ITMI20050444A1 (it) 2005-03-17 2006-09-18 Solvay Solexis Spa Membrana ionomerica
ITMI20050445A1 (it) 2005-03-17 2006-09-18 Solvay Solexis Spa Membrana ionomerica composta
ITMI20050446A1 (it) 2005-03-17 2006-09-18 Solvay Solexis Spa Composito ccm
ITMI20050817A1 (it) 2005-05-05 2006-11-06 Solvay Solexis Spa Processo di dealogenazione
ITMI20051658A1 (it) 2005-09-08 2007-03-09 Solvay Solexis Spa Composizioni cosmetiche
ITMI20052508A1 (it) 2005-12-28 2007-06-29 Solvay Solexis Spa Processo per ottenere ccm con subgasket
ITMI20052509A1 (it) 2005-12-28 2007-06-29 Solvay Solexis Spa Assemblati per dispositivi elettrochimici
US8318869B2 (en) 2007-05-16 2012-11-27 Solvay Solexis S.P.A. Fluorinated polyurethane composition
TWI520977B (zh) 2010-04-21 2016-02-11 首威索勒希斯股份有限公司 氟化的聚胺基甲酸酯組成物
EP2739662B1 (de) 2011-08-04 2017-05-17 Solvay Specialty Polymers Italy S.p.A. Zusammensetzungen von ionisierbaren fluorpolymeren
JP6326063B2 (ja) 2012-12-13 2018-05-16 ソルベイ スペシャルティ ポリマーズ イタリー エス．ピー．エー． 非水性フルオロポリマー組成物
JP6327967B2 (ja) * 2013-06-25 2018-05-23 キヤノン株式会社 電子写真用中間転写体及び電子写真装置
EP3274389A1 (de) 2015-03-26 2018-01-31 Solvay Specialty Polymers Italy S.p.A. Nichtwässrige vernetzbare fluorpolymerzusammensetzungen
CN107201262A (zh) * 2016-11-23 2017-09-26 阜宁协鑫光伏科技有限公司 一种减少金刚线切割断线的切割液

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US4267238A (en) * 1979-12-18 1981-05-12 Minnesota Mining And Manufacturing Company Flexible magnetic recording media lubricated with fluorinated telechelic polyether polymer
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JPS55122235A (en) * 1979-03-14 1980-09-19 Fujitsu Ltd Magnetic disc coating film
AU536708B2 (en) * 1979-12-24 1984-05-17 Fujitsu Limited Magnetic recording medium having a lubricated contact layer
JPS6061918A (ja) * 1983-09-14 1985-04-09 Nec Corp 磁気記憶体
US4671999A (en) * 1983-09-19 1987-06-09 Minnesota Mining And Manufacturing Company Magnetic recording media having perfluoropolyether coating
US4526833A (en) * 1983-10-03 1985-07-02 Minnesota Mining And Manufacturing Company Magnetic recording medium having a perfluoropolyether polymer protective coating
US4647413A (en) * 1983-12-27 1987-03-03 Minnesota Mining And Manufacturing Company Perfluoropolyether oligomers and polymers
IT1174206B (it) * 1984-06-19 1987-07-01 Montedison Spa Fluouropolieteri contenenti gruppi terminali dotati di capacita' ancornanti
IT1174205B (it) * 1984-06-19 1987-07-01 Montedison Spa Fluoroplieteri contenenti gruppi terminali dotati di proprieta' ancoranti
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IT1188635B (it) 1986-03-27 1988-01-20 Ausimont Spa Lubrificanti per fluoropolieterei interni per mezzi magnetici di registrazione

Also Published As

Publication number Publication date
CN1007940B (zh) 1990-05-09
EP0239123A2 (de) 1987-09-30
US5382614A (en) 1995-01-17
CN87102398A (zh) 1987-10-07
IT8619910A1 (it) 1987-09-27
IT1188635B (it) 1988-01-20
JP2589080B2 (ja) 1997-03-12
ATE89428T1 (de) 1993-05-15
AU601174B2 (en) 1990-09-06
JPS62270019A (ja) 1987-11-24
IL81965A0 (en) 1987-10-20
DE3785784T2 (de) 1993-09-16
AU7053787A (en) 1987-10-01
KR870009342A (ko) 1987-10-26
IT8619910A0 (it) 1986-03-27
KR960000823B1 (ko) 1996-01-13
DE3785784D1 (de) 1993-06-17
CS266341B2 (en) 1989-12-13
CS212587A2 (en) 1989-02-10
CA1284989C (en) 1991-06-18
EP0239123B1 (de) 1993-05-12
EP0239123A3 (en) 1990-12-19

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