ClassID:

107496

C10N2040/18 - CPC Classification

Classification description:

Specified use or application for which the lubricating composition is intended; Electric or magnetic purposes in connection with recordings on magnetic tape or disc

Recent Application in this class:
#1
20260132350
2026-05-14

FLUID DYNAMIC BEARING, SPINDLE MOTOR, AND DISK DRIVE DEVICE

#2
20260125611
2026-05-07

MODIFIED REPEAT UNIT FOR ENHANCED INTERACTION ENERGY AND THERMAL STABILITY OF HIGH TEMPERATURE LUBRICANTS FOR MAGNETIC MEDIA

#3
20260031105
2026-01-29

FLUOROPOLYETHER COMPOUND, LUBRICANT, AND MAGNETIC DISK

#4
20250354078
2025-11-20

OXIDATION RESISTANCE OF LUBRICANT WITH MODIFIED EPOXIDE-BASED LINKAGES

#5
20250349317
2025-11-13

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#6
20250346825
2025-11-13

MEDIA LUBRICANTS SYNTHESIS WITH CLICK CHEMISTRY

#7
20250346824
2025-11-13

HIGH TEMPERATURE LUBRICANTS FOR MAGNETIC MEDIA HAVING AROMATIC LINKER MOIETY

#8
20250326980
2025-10-23

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING MEDIUM

#9
20250320422
2025-10-16

REDESIGNED LUBRICANT MAIN CHAIN REPEAT UNIT FOR ENHANCED THERMAL STABILITY AND TAILORED PERFORMANCE

#10
20250308554
2025-10-02

LUBRICANTS AND METHODS TO DETERMINE DEWETTING THICKNESS THEREOF

#11
20250299695
2025-09-25

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#12
20250297186
2025-09-25

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#13
20250297185
2025-09-25

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#14
20250297184
2025-09-25

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIA, AND MAGNETIC RECORDING MEDIUM

#15
20250297063
2025-09-25

FLUORINE-CONTAINING ETHER COMPOUND, METHOD FOR PRODUCING SAME, LUBRICANT FOR MAGNETIC RECORDING MEDIA, AND MAGNETIC RECORDING MEDIA

#16
20250283008
2025-09-11

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#17
20250282911
2025-09-11

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#18
20250237263
2025-07-24

FLUID DYNAMIC PRESSURE BEARING OIL, SPINDLE MOTOR, AND DISK DRIVE DEVICE

#19
20250236805
2025-07-24

HIGH TEMPERATURE LUBRICANTS FOR MAGNETIC MEDIA HAVING AROMATIC LINKER MOIETY

#20
20250226005
2025-07-10

METHOD FOR PRODUCING MAGNETIC DISK AND LUBRICANT SOLUTION

#21
20250129208
2025-04-24

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#22
20250122336
2025-04-17

PERFLUOROPOLYETHER COMPOUND, AND LUBRICANT AND MAGNETIC DISK EACH USING SAME

#23
20240386913
2024-11-21

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#24
20240331726
2024-10-03

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#25
20240279395
2024-08-22

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#26
20240254403
2024-08-01

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#27
20240203453
2024-06-20

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#28
20240158711
2024-05-16

AROMATIC AND AROMATIC-LIKE CONTAINING MEDIA LUBRICANTS FOR DATA STORAGE DEVICES

#29
20240110117
2024-04-04

LUBRICANTS AND METHODS TO DETERMINE DEWETTING THICKNESS THEREOF

#30
20240101759
2024-03-28

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#31
20240093114
2024-03-21

CHEMISORBED LUBRICANTS FOR DATA STORAGE DEVICES

#32
20240034951
2024-02-01

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#33
20240002743
2024-01-04

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#34
20230287288
2023-09-14

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#35
20230272296
2023-08-31

Robust superlubricity with steel surfaces in sliding contacts

#36
20230257521
2023-08-17

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#37
20230250351
2023-08-10

High temperature lubricants for magnetic media

#38
20230242829
2023-08-03

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#39
20230120626
2023-04-20

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#40
20230115042
2023-04-13

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#41
20230090239
2023-03-23

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#42
20230056641
2023-02-23

Deposition compositions and methods of making and using same

#43
20230002696
2023-01-05

FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM

#44
20220373031
2022-11-24

Self-healing bearing device using electric or magnetic fluids

#45
20220372395
2022-11-24

Perfluoropolyether compound, lubricant and magnetic disk

#46
20220372390
2022-11-24

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#47
20220372387
2022-11-24

Electrically-conductive lubricant

#48
20220364008
2022-11-17

Lubricants and methods to determine dewetting thickness thereof

#49
20220356159
2022-11-10

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#50
20220290066
2022-09-15

Low profile lubricants for data storage devices

#51
20220282176
2022-09-08

High temperature lubricants for magnetic media

#52
20220282175
2022-09-08

Electrically-conductive lubricant

#53
20220275305
2022-09-01

Lubricating Agent Solution, Magnetic Disk And Method For Manufacturing Same

#54
20220267516
2022-08-25

Perfluoropolyether compound, lubricant, and magnetic disk

#55
20220259513
2022-08-18

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#56
20220220406
2022-07-14

Lubricants and methods to determine dewetting thickness thereof

#57
20220169941
2022-06-02

Fluorine-containing ether compound, lubricant for magnetic recording medium and magnetic recording medium

#58
20220165303
2022-05-26

Magnetic recording medium, magnetic recording/reproducing device, and magnetic recording medium cartridge

#59
20220154093
2022-05-19

HIGH THERMAL STABILITY LUBRICANTS

#60
20220049176
2022-02-17

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#61
20220048882
2022-02-17

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#62
20210348078
2021-11-11

Electrically-conductive lubricant

#63
20210340457
2021-11-04

Fluorine-containing ether compound, lubricant for magnetic recording medium and magnetic recording medium

#64
20210301216
2021-09-30

Highly fluorinated ionic liquids as boundary lubricants

#65
20210253968
2021-08-19

Fullerene compound, lubricant for magnetic recording medium, and magnetic recording medium

#66
20210246394
2021-08-12

(Per)fluoropolyether polymers

#67
20210188766
2021-06-24

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#68
20210062102
2021-03-04

Fluorine-containing ether compound, lubricant for magnetic recording media, and magnetic recording medium

#69
20210062101
2021-03-04

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#70
20210002579
2021-01-07

Low friction wear resistant graphene films

#71
20200263104
2020-08-20

Fluorine-containing ether compound, lubricant for magnetic recording medium and magnetic recording medium

#72
20200148820
2020-05-14

(Per)fluoropolyether polymers

#73
20200010619
2020-01-09

Magnetic recording medium, fluorine-containing ether compound and lubricant for magnetic recording medium

#74
20200002640
2020-01-02

Polyfluoro lubricant compositions

#75
20190382676
2019-12-19

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#76
20190382675
2019-12-19

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#77
20190352573
2019-11-21

Fluoropolyether compound, lubricant using same, and usage thereof

#78
20190237101
2019-08-01

Fluoropolyether compound and lubricant

#79
20190203140
2019-07-04

Fullerene derivative and lubricant

#80
20190084911
2019-03-21

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#81
20190040195
2019-02-07

Surface treatment agent for substrate, comprising perfluoropolyether group-containing phosphate compound

#82
20180251468
2018-09-06

Ionic liquid, lubricating agent, and magnetic recording medium

#83
20180047419
2018-02-15

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#84
20180009773
2018-01-11

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#85
20170081266
2017-03-23

Aromatic compounds bearing hydroxyl-substituted (per)fluoropolyether chains

#86
20130165356
2013-06-27

LUBRICATING OIL COMPOSITION FOR FLUID DYNAMIC BEARING AND HDD MOTOR FABRICATED USING THE SAME

#87
20130157083
2013-06-20

UV cross-linking neat lubricant mixtures for magnetic recording media

#88
20130157082
2013-06-20

Perfluorinated polyethers (PFPE) as magnetic lubricants

#89
20130098396
2013-04-25

NOVEL 1,1,1,4,4,5,5,6,6,6-DECAFLUOROHEX-2-ENE ISOMER MIXTURES AND USES THEREOF

#90
20130090276
2013-04-11

LUBRICATING OIL COMPOSITION FOR FLUID DYNAMIC BEARING AND HDD MOTOR FABRICATED USING THE SAME

#91
20130090275
2013-04-11

LUBRICATING OIL COMPOSITION FOR FLUID DYNAMIC BEARINGS AND HDD MOTOR FABRICATED USING THE SAME

#92
20130085090
2013-04-04

LUBRICATING OIL COMPOSITION FOR FLUID DYNAMIC BEARING AND HDD MOTOR FABRICATED BY USING THE SAME

#93
20130034749
2013-02-07

Cyclophosphazene compound, lubricant comprising same, and magnetic disk

#94
20130005631
2013-01-03

Lubricating oil composition

#95
20130005630
2013-01-03

Lubricating oil composition

#96
20120295134
2012-11-22

PERFLUOROPOLYETHER COMPOUND, MANUFACTURING METHOD THEREFOR, LUBRICANT CONTAINING SAID COMPOUND, AND MAGNETIC DISC

#97
20120283161
2012-11-08

Lubricating oil composition

#98
20120282491
2012-11-08

Fluorinated polytetramethylene glycol (PTMG) with diepoxide endgroups as magnetic lubricants

#99
20120276417
2012-11-01

Lubricant for magnetic disk and magnetic disk

#100
20120264663
2012-10-18

Lubricant composition

#101
20120251843
2012-10-04

Lubricant compositions

#102
20120231297
2012-09-13

Lubricant composition, fluorine-based compound, and use thereof

#103
20120222276
2012-09-06

Method for lubed tape burnish for producing thin lube media

#104
20120190603
2012-07-26

ETHER COMPOUND, LUBRICANT CONTAINING SAME, AND COMPOSITION FOR LUBRICANT CONTAINING SAME

#105
20120184474
2012-07-19

Complex alcohol ester composition, method for production same, and use of same

#106
20120157363
2012-06-21

AZEOTROPIC AND AZEOTROPE-LIKE COMPOSITIONS OF METHYL PERFLUOROHEPTENE ETHERS AND ETHANOL AND USES THEREOF

#107
20120157362
2012-06-21

AZEOTROPIC AND AZEOTROPE-LIKE COMPOSITIONS OF METHYL PERFLUOROHEPTENE ETHERS AND HEPTANE AND USES THEREOF

#108
20120148875
2012-06-14

Lubricant for magnetic disc, magnetic disc and method of producing the same

#109
20120127601
2012-05-24

Lubricant compound for magnetic disk and magnetic disk

#110
20120127599
2012-05-24

Magnetic disk and manufacturing method thereof

#111
20120041201
2012-02-16

Method for producing fluorine-containing polyether carboxylic acid amide

#112
20120028864
2012-02-02

AZEOTROPIC AND AZEOTROPE-LIKE COMPOSITIONS OF METHYL PERFLUOROHEPTENE ETHERS AND ISO-PROPANOL AND USES THEREOF

#113
20120021253
2012-01-26

Lubricant composition and use thereof

#114
20110293965
2011-12-01

LUBRICANT AND MAGNETIC DISK DEVICE USING SAME

#115
20110237488
2011-09-29

Solvent compositions comprising unsaturated fluorinated hydrocarbons

#116
20110143165
2011-06-16

Lubricant and magnetic disk

#117
20110109995
2011-05-12

BEARING LUBRICANT, BEARING AND DISK DRIVE DEVICE

#118
20110102944
2011-05-05

Method of producing a perpendicular magnetic recording medium and perpendicular magnetic recording medium

#119
20110091408
2011-04-21

METHODS OF USING FLUOROALKYL PHOSPHATE COMPOSITIONS

#120
20110064970
2011-03-17

Composite lubricant for hard disk media

#121
20110041878
2011-02-24

Solvent Compositions Comprising Unsaturated Fluorinated Hydrocarbons

#122
20110028361
2011-02-03

Low-friction sliding mechanism

#123
20110026162
2011-02-03

Magnetic disk and method of manufacturing the same

#124
20100305012
2010-12-02

Lubricant Composition

#125
20100304186
2010-12-02

Magnetic disk and method of manufacturing the same

#126
20100261039
2010-10-14

Magnetic disk and method of manufacturing the same

#127
20100256027
2010-10-07

Grease composition

#128
20100247971
2010-09-30

Lubricant composition, magnetic recording medium, and novel polyether compound

#129
20100240560
2010-09-23

ETHER COMPOSITION

#130
20100239887
2010-09-23

Lubricant and magnetic disk

#131
20100233513
2010-09-16

Magnetic recording medium

#132
20100200797
2010-08-12

Azeotropic-like compositions with 1,1,1,2,3,3-hexafluoro-3-methoxy-propane and 1-bromopropane

#133
20100189885
2010-07-29

Solvent compositions comprising unsaturated fluorinated hydrocarbons

#134
20100182719
2010-07-22

LUBRICANT AGENT AND MAGNETIC STORAGE DEVICE

#135
20100152093
2010-06-17

Solvent compositions comprising unsaturated fluorinated hydrocarbons

#136
20100136371
2010-06-03

Perfluoropolyether compound, and lubricant and magnetic disk each using the same

#137
20100105581
2010-04-29

LUBRICATING OIL COMPOSITION CONTAINING IONIC LIQUID

#138
20100104742
2010-04-29

SYSTEM, METHOD AND APPARATUS FOR A NEAT STATE LUBRICANT BLEND HAVING IMPROVED PROCESSIBILITY WITHOUT DIMINISHING PERFORMANCE OF MAGNETIC RECORDING MEDIA

#139
20100103557
2010-04-29

Lubricant with non-terminal functional groups

#140
20100035083
2010-02-11

MIXTURE OF LOW PROFILE LUBRICANT AND CYCLOPHOSPHAZENE COMPOUND

#141
20100028721
2010-02-04

Lubricant for magnetic disk, process for producing the same, and magnetic disk

#142
20090318317
2009-12-24

LUBRICATING OIL FOR FLUID BEARING, AND FLUID BEARING AND METHOD FOR LUBRICATING FLUID BEARING BY USING THE LUBRICATING OIL

#143
20090297887
2009-12-03

Thin film lubricant for advanced tribological performance of storage medium

#144
20090291325
2009-11-26

Phosphazene Compound, Lubricant and Magentic Recording Medium Having Such Compound, Method of Preparation, and Method of Lubrication

#145
20090279816
2009-11-12

FLUID DYNAMIC PRESSURE BEARING DEVICE, SPINDLE MOTOR AND DISK DRIVE APPARATUS INCLUDING SAME

#146
20090250652
2009-10-08

Stable sediment dispersion, method for production and use thereof

#147
20090155517
2009-06-18

Magnetic recording disk and method for manufacture thereof

#148
20090136784
2009-05-28

MAGNETIC RECORDING DISK AND METHOD FOR MANUFACTURE THEREOF

#149
20090075123
2009-03-19

LUBRICANT FOR THIN FILM STORAGE MEDIA

#150
20090069204
2009-03-12

LUBRICANT FOR OIL RETAINING BEARING

#151
20090033164
2009-02-05

WEAR REDUCTION IN FDB BY ENHANCING LUBRICANTS WITH NANOPARTICLES

#152
20090023017
2009-01-22

Magnetic disk

#153
20090018037
2009-01-15

Nanoparticle-containing lubricating oil compositions

#154
20080316651
2008-12-25

REDUCING UV PROCESS TIME ON STORAGE MEDIA

#155
20080305975
2008-12-11

Lubricant

#156
20080230955
2008-09-25

Disk forming method

#157
20080176779
2008-07-24

Lubricant composition for polishing a magnetic head with fixed abrasive grains

#158
20080176106
2008-07-24

Lubricant with non-terminal functional groups

#159
20080167206
2008-07-10

LOW-FRICTION SLIDING MECHANISM

#160
20080144219
2008-06-19

CONDUCTIVE PFPE DISK LUBRICANT

#161
20080107367
2008-05-08

Hydrodynamic bearing device, and spindle motor and information device using the same

#162
20080075854
2008-03-27

Ex-situ vapor phase lubrication for magnetic recording media

#163
20080026965
2008-01-31

System and method for improving lubrication in a fluid dynamic bearing

#164
20080024923
2008-01-31

Lubricant film forming method, slide body with lubricant film, magnetic recording medium, magnetic head slider, and hard disk drive

#165
20080020171
2008-01-24

Lubricant for recording medium and magnetic disk

#166
20070298982
2007-12-27

Lubricant for magnetic disks, method for producing the lubricant used in the magnetic disks, and method for manufacturing the same

#167
20070281873
2007-12-06

Lubricant Composition for Fluid Dynamic Bearing

#168
20070225183
2007-09-27

Lubricant, magnetic recording medium and head slider

#169
20070224452
2007-09-27

Lubricant, magnetic recording medium and head slider

#170
20070207291
2007-09-06

Recording medium cartridge and fabrication method thereof

#171
20070203366
2007-08-30

Perfluoropolyether derivative

#172
20070203037
2007-08-30

Lubricant, magnetic recording medium and head slider

#173
20070196673
2007-08-23

Lubricative and protective thin film

#174
20070116990
2007-05-24

Lubricant solution for magnetic recording media, containing fluorinated polyether compound as lubricant

#175
20070111037
2007-05-17

Aliphatic polyesters and lubricants containing the polyesters

#176
20070105738
2007-05-10

Solvent compositions comprising unsaturated fluorinated hydrocarbons

#177
20070102021
2007-05-10

Solvent compositions comprising unsaturated fluorinated hydrocarbons

#178
20070100011
2007-05-03

Blowing agents for forming foam comprising unsaturated fluorocarbons

#179
20070100009
2007-05-03

Methods for making foams using blowing agents comprising unsaturated fluorocarbons

#180
20070060487
2007-03-15

Lubricant with non-terminal functional groups

#181
20070027038
2007-02-01

Lubricating oil

#182
20060258548
2006-11-16

Lubricant composition and article, disk molding stamper, disk molding apparatus, disk forming method, method of forming lubrication coating

#183
20060252659
2006-11-09

Lubricating oil for dynamic fluid-pressure bearing, dynamic-fluid-pressure bearing, motor, and information recording/reproducing apparatus

#184
20060252658
2006-11-09

Lubricant for fluid dynamic bearing, spindle motor equipped therewith and magnetic disk unit

#185
20060229217
2006-10-12

Thin film lubricant for advanced tribological performance of storage medium

#186
20060180785
2006-08-17

Compositions comprising 1,1,1,2,2,3,4,5,5,6,6,7,7,7-tetradecafluoroheptane and uses thereof

#187
20060171613
2006-08-03

Hydrodynamic bearing device, and spindle motor and information device using the same

#188
20060123440
2006-06-08

Reducing UV process time on storage media

#189
20060089275
2006-04-27

Stability polymeric lubricants and thin film recording media comprising same

#190
20060068229
2006-03-30

Method of producing a lubricant for a magnetic disk, lubricant for a magnetic disk, magnetic disk, and method of producing a magnetic disk

#191
20060052262
2006-03-09

Perfluoropolyether compound and lubricant and magnetic disk using same

#192
20060045397
2006-03-02

Hydrodynamic bearing device, and spindle motor and magnetic disk device using the same

#193
20060008189
2006-01-12

Fluid bearing unit and spindle motor using the same

#194
20050282044
2005-12-22

Lubricant, recording medium and carboxylic acid compound

#195
20050277558
2005-12-15

Lubricant composition for magnetic recording media

#196
20050255338
2005-11-17

Lubricant, magnetic recording medium and production method of magnetic recording medium

#197
20050213854
2005-09-29

Low-friction sliding mechanism

#198
20050209480
2005-09-22

Perfluoropolyether ester compound, lubricant and magnetic recording medium

#199
20050197408
2005-09-08

Perfluoropolyether derivative

#200
20050123855
2005-06-09

Thermally stable perfluoropolyether lubricant for recording media

#201
20050090408
2005-04-28

Solubility of perfluorinated polyethers in fluorinated solvents

#202
20050068667
2005-03-31

Disk drive system with hydrodynamic bearing lubricant having charge-control additive comprising dioctyldiphenylamine and/or oligomer thereof

#203
20050054544
2005-03-10

Bearing grease composition

#204
20050037932
2005-02-17

Ultra-thin lubricant film for advanced tribological performance of magnetic storage media