JPWO2020250627A1 - - Google Patents
Info
- Publication number
- JPWO2020250627A1 JPWO2020250627A1 JP2021525959A JP2021525959A JPWO2020250627A1 JP WO2020250627 A1 JPWO2020250627 A1 JP WO2020250627A1 JP 2021525959 A JP2021525959 A JP 2021525959A JP 2021525959 A JP2021525959 A JP 2021525959A JP WO2020250627 A1 JPWO2020250627 A1 JP WO2020250627A1
- 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
Links
Classifications
-
- 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
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
- C07C43/225—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing halogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/257—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings
- C07C43/29—Ethers having an ether-oxygen atom bound to carbon atoms both belonging to six-membered aromatic rings containing halogen
-
- 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
- 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
- C10M2201/04—Elements
- C10M2201/041—Carbon; Graphite; Carbon black
-
- 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
- C10M2213/043—Organic macromolecular compounds containing halogen as ingredients in lubricant compositions obtained from monomers containing carbon, hydrogen, halogen and oxygen used as base material
-
- 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
- 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
- C10N2050/023—Multi-layer lubricant coatings
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Lubricants (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019107981 | 2019-06-10 | ||
JP2019107981 | 2019-06-10 | ||
PCT/JP2020/019683 WO2020250627A1 (ja) | 2019-06-10 | 2020-05-18 | パーフルオロポリエーテル化合物、潤滑剤および磁気ディスク |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2020250627A1 true JPWO2020250627A1 (ja) | 2020-12-17 |
JP7177930B2 JP7177930B2 (ja) | 2022-11-24 |
Family
ID=73781794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021525959A Active JP7177930B2 (ja) | 2019-06-10 | 2020-05-18 | パーフルオロポリエーテル化合物、潤滑剤および磁気ディスク |
Country Status (3)
Country | Link |
---|---|
US (1) | US11873275B2 (ja) |
JP (1) | JP7177930B2 (ja) |
WO (1) | WO2020250627A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20240158711A1 (en) * | 2022-10-07 | 2024-05-16 | Western Digital Technologies, Inc. | Aromatic and aromatic-like containing media lubricants for data storage devices |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0262551A (ja) * | 1988-08-29 | 1990-03-02 | Hitachi Ltd | 高耐湿長寿命電子写真感光体及びその製法 |
JPH0935252A (ja) * | 1995-07-18 | 1997-02-07 | Hitachi Ltd | 磁気記録媒体およびこれを用いた磁気記録装置 |
JP2013163667A (ja) * | 2012-02-13 | 2013-08-22 | Moresco Corp | フルオロポリエーテル化合物、これを含有する潤滑剤ならびに磁気ディスク |
WO2015087615A1 (ja) * | 2013-12-09 | 2015-06-18 | 株式会社Moresco | フルオロポリエーテル化合物、これを含有する潤滑剤ならびに磁気ディスク |
WO2017154403A1 (ja) * | 2016-03-10 | 2017-09-14 | 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 (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5073466A (en) | 1988-08-29 | 1991-12-17 | Hitachi, Ltd. | Electrophotographic member containing a fluorine-containing lubricating agent and process for producing the same |
JP5445947B2 (ja) | 2007-11-19 | 2014-03-19 | 株式会社Moresco | 潤滑剤並びに磁気ディスク |
US9245568B2 (en) | 2008-03-30 | 2016-01-26 | Wd Media (Singapore) Pte. Ltd. | Magnetic disk and method of manufacturing the same |
JP6838874B2 (ja) * | 2016-07-05 | 2021-03-03 | 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 |
US11639330B2 (en) * | 2017-08-21 | 2023-05-02 | Showa Denko K.K. | Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium |
CN110997625B (zh) * | 2017-08-21 | 2023-03-31 | 昭和电工株式会社 | 含氟醚化合物、磁记录介质用润滑剂及磁记录介质 |
US11261394B2 (en) * | 2017-09-13 | 2022-03-01 | Showa Denko K.K. | Fluorine-containing ether compound, lubricant for magnetic recording media, and magnetic recording medium |
US11651789B2 (en) * | 2019-01-24 | 2023-05-16 | Moresco Corporation | Fluoropolyether compound, lubricant using same and usage thereof |
-
2020
- 2020-05-18 WO PCT/JP2020/019683 patent/WO2020250627A1/ja active Application Filing
- 2020-05-18 JP JP2021525959A patent/JP7177930B2/ja active Active
- 2020-05-18 US US17/616,867 patent/US11873275B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0262551A (ja) * | 1988-08-29 | 1990-03-02 | Hitachi Ltd | 高耐湿長寿命電子写真感光体及びその製法 |
JPH0935252A (ja) * | 1995-07-18 | 1997-02-07 | Hitachi Ltd | 磁気記録媒体およびこれを用いた磁気記録装置 |
JP2013163667A (ja) * | 2012-02-13 | 2013-08-22 | Moresco Corp | フルオロポリエーテル化合物、これを含有する潤滑剤ならびに磁気ディスク |
WO2015087615A1 (ja) * | 2013-12-09 | 2015-06-18 | 株式会社Moresco | フルオロポリエーテル化合物、これを含有する潤滑剤ならびに磁気ディスク |
WO2017154403A1 (ja) * | 2016-03-10 | 2017-09-14 | 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 |
---|---|
JP7177930B2 (ja) | 2022-11-24 |
US20220315514A1 (en) | 2022-10-06 |
WO2020250627A1 (ja) | 2020-12-17 |
US11873275B2 (en) | 2024-01-16 |
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