JPWO2021024585A1 - - Google Patents

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Publication number
JPWO2021024585A1
JPWO2021024585A1 JP2021537591A JP2021537591A JPWO2021024585A1 JP WO2021024585 A1 JPWO2021024585 A1 JP WO2021024585A1 JP 2021537591 A JP2021537591 A JP 2021537591A JP 2021537591 A JP2021537591 A JP 2021537591A JP WO2021024585 A1 JPWO2021024585 A1 JP WO2021024585A1
Authority
JP
Japan
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.)
Granted
Application number
JP2021537591A
Other versions
JP7309885B2 (ja
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 filed Critical
Publication of JPWO2021024585A1 publication Critical patent/JPWO2021024585A1/ja
Application granted granted Critical
Publication of JP7309885B2 publication Critical patent/JP7309885B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/38—Lubricating compositions characterised by the base-material being a macromolecular compound containing halogen
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M173/00—Lubricating compositions containing more than 10% water
    • C10M173/02—Lubricating compositions containing more than 10% water not containing mineral or fatty oils
    • 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
    • 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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/02—Water
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C10M2213/04—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions obtained from monomers containing carbon, hydrogen, halogen and oxygen
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C10M2213/06—Perfluoro polymers
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2213/00—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions
    • C10M2213/06—Perfluoro polymers
    • C10M2213/0606—Perfluoro polymers used as base material
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/64—Environmental friendly compositions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/14—Electric or magnetic purposes
    • C10N2040/18—Electric or magnetic purposes in connection with recordings on magnetic tape or disc
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2050/00—Form in which the lubricant is applied to the material being lubricated
    • C10N2050/015—Dispersions of solid lubricants
    • C10N2050/02—Dispersions of solid lubricants dissolved or suspended in a carrier which subsequently evaporates to leave a lubricant coating
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2050/00—Form in which the lubricant is applied to the material being lubricated
    • C10N2050/023—Multi-layer lubricant coatings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)
JP2021537591A 2019-08-06 2020-05-28 潤滑剤溶液、磁気ディスクおよびその製造方法 Active JP7309885B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019144650 2019-08-06
JP2019144650 2019-08-06
PCT/JP2020/021229 WO2021024585A1 (ja) 2019-08-06 2020-05-28 潤滑剤溶液、磁気ディスクおよびその製造方法

Publications (2)

Publication Number Publication Date
JPWO2021024585A1 true JPWO2021024585A1 (ja) 2021-02-11
JP7309885B2 JP7309885B2 (ja) 2023-07-18

Family

ID=74502589

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021537591A Active JP7309885B2 (ja) 2019-08-06 2020-05-28 潤滑剤溶液、磁気ディスクおよびその製造方法

Country Status (4)

Country Link
US (1) US20220275305A1 (ja)
JP (1) JP7309885B2 (ja)
CN (1) CN114222807B (ja)
WO (1) WO2021024585A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7484921B2 (ja) 2019-07-31 2024-05-16 株式会社レゾナック 含フッ素エーテル化合物、磁気記録媒体用潤滑剤および磁気記録媒体
WO2023145625A1 (ja) * 2022-01-31 2023-08-03 株式会社Moresco パーフルオロポリエーテル化合物、およびそれを用いた潤滑剤並びに磁気ディスク
WO2023181959A1 (ja) * 2022-03-25 2023-09-28 株式会社Moresco 磁気ディスクの製造方法および潤滑剤溶液

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6323735A (ja) * 1986-06-26 1988-02-01 アウシモント・ソチエタ・ペル・アツイオニ パ−フルオロポリエ−テル含有ミクロエマルシヨン
JPH09282642A (ja) * 1996-04-12 1997-10-31 Showa Denko Kk 磁気記録媒体
JP2001503179A (ja) * 1996-08-09 2001-03-06 シーゲイト テクノロジー エルエルシー 水溶性パーフルオロポリエーテルを含むトップコート潤滑剤
JP2018024614A (ja) * 2016-08-10 2018-02-15 昭和電工株式会社 含フッ素エーテル化合物、磁気記録媒体用潤滑剤および磁気記録媒体

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1244032B (it) * 1990-12-18 1994-06-28 Ausimont Spa Emulsioni stabili di perfluoropolieteri e sostanze grasse e processo per la loro preparazione
CN1989230B (zh) * 2004-07-27 2010-05-05 旭硝子株式会社 以含氟聚醚化合物为润滑剂的磁记录媒体用润滑剂溶液
US8178480B2 (en) * 2006-09-29 2012-05-15 Wd Media (Singapore) Pte. Ltd. Lubricant for magnetic disk, process for producing the same, and magnetic disk
JP6917023B2 (ja) * 2017-03-02 2021-08-11 ユニマテック株式会社 親水撥油性コンポジット

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6323735A (ja) * 1986-06-26 1988-02-01 アウシモント・ソチエタ・ペル・アツイオニ パ−フルオロポリエ−テル含有ミクロエマルシヨン
JPH09282642A (ja) * 1996-04-12 1997-10-31 Showa Denko Kk 磁気記録媒体
JP2001503179A (ja) * 1996-08-09 2001-03-06 シーゲイト テクノロジー エルエルシー 水溶性パーフルオロポリエーテルを含むトップコート潤滑剤
JP2018024614A (ja) * 2016-08-10 2018-02-15 昭和電工株式会社 含フッ素エーテル化合物、磁気記録媒体用潤滑剤および磁気記録媒体

Also Published As

Publication number Publication date
WO2021024585A1 (ja) 2021-02-11
CN114222807A (zh) 2022-03-22
US20220275305A1 (en) 2022-09-01
JP7309885B2 (ja) 2023-07-18
CN114222807B (zh) 2022-09-13

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