WO2002010281A1 - Fluide magnetique visqueux a dispersion stable - Google Patents

Fluide magnetique visqueux a dispersion stable Download PDF

Info

Publication number: WO2002010281A1
Authority: WO; WIPO (PCT)
Prior art keywords: viscous fluid; magnetic viscous; hydrocarbyl; stably dispersed; hydrogen
Prior art date: 2000-07-31

Application number

PCT/JP2001/006574

Other languages

English (en)

French (fr)

Inventor

Katsuhiko Hata

Nozomi Kiga

Seiichi Miyanaga

Original Assignee

Bando Chemical Industries Ltd

Kao Corporation

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.)

2000-07-31

Filing date

2001-07-31

Publication date

2002-02-07

2001-07-31 Application filed by Bando Chemical Industries Ltd, Kao Corporation filed Critical Bando Chemical Industries Ltd

2001-07-31 Priority to US10/089,495 priority Critical patent/US6780343B2/en

2001-07-31 Priority to JP2002516006A priority patent/JP4949595B2/ja

2001-07-31 Priority to DE10193378T priority patent/DE10193378T1/de

2002-02-07 Publication of WO2002010281A1 publication Critical patent/WO2002010281A1/ja

Links

239000012530 fluid Substances 0.000 title abstract 3
125000001183 hydrocarbyl group Chemical group 0.000 abstract 3
229910052739 hydrogen Inorganic materials 0.000 abstract 2
239000001257 hydrogen Substances 0.000 abstract 2
125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 2
239000006249 magnetic particle Substances 0.000 abstract 2
239000004721 Polyphenylene oxide Substances 0.000 abstract 1
230000002776 aggregation Effects 0.000 abstract 1
238000004220 aggregation Methods 0.000 abstract 1
125000002947 alkylene group Chemical group 0.000 abstract 1
239000002270 dispersing agent Substances 0.000 abstract 1
239000006185 dispersion Substances 0.000 abstract 1
239000002612 dispersion medium Substances 0.000 abstract 1
230000005484 gravity Effects 0.000 abstract 1
229920000570 polyether Polymers 0.000 abstract 1
238000011084 recovery Methods 0.000 abstract 1
238000004062 sedimentation Methods 0.000 abstract 1

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
- H01F1/447—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids characterised by magnetoviscosity, e.g. magnetorheological, magnetothixotropic, magnetodilatant liquids
- 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
- C08G65/04—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 from cyclic ethers only
- C08G65/22—Cyclic ethers having at least one atom other than carbon and hydrogen outside the ring
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/02—Polyalkylene oxides
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Power Engineering (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Lubricants (AREA)
Soft Magnetic Materials (AREA)

PCT/JP2001/006574 2000-07-31 2001-07-31 Fluide magnetique visqueux a dispersion stable WO2002010281A1 (fr)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
US10/089,495 US6780343B2 (en)	2000-07-31	2001-07-31	Stably dispersed magnetic viscous fluid
JP2002516006A JP4949595B2 (ja)	2000-07-31	2001-07-31	分散安定化磁気粘性流体
DE10193378T DE10193378T1 (de)	2000-07-31	2001-07-31	Beständig dispergierte, magnetische, Viskose Flüssigkeit

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2000-231263		2000-07-31
JP2000231263		2000-07-31

Publications (1)

Publication Number	Publication Date
WO2002010281A1 true WO2002010281A1 (fr)	2002-02-07

Family

ID=18724125

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PCT/JP2001/006574 WO2002010281A1 (fr)	2000-07-31	2001-07-31	Fluide magnetique visqueux a dispersion stable

Country Status (4)

Country	Link
US (1)	US6780343B2 (ja)
JP (1)	JP4949595B2 (ja)
DE (1)	DE10193378T1 (ja)
WO (1)	WO2002010281A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6776518B2 (en)	2002-02-12	2004-08-17	Lord Corporation	Container for transporting and storing field controllable fluid
US7101487B2 (en) *	2003-05-02	2006-09-05	Ossur Engineering, Inc.	Magnetorheological fluid compositions and prosthetic knees utilizing same

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US7736394B2 (en)	2002-08-22	2010-06-15	Victhom Human Bionics Inc.	Actuated prosthesis for amputees
CA2494364C (en)	2002-08-22	2009-08-25	Victhom Human Bionics, Inc.	Actuated leg prosthesis for above-knee amputees
WO2004090678A2 (en) *	2003-04-11	2004-10-21	Cantor Index Llc	Lottery and auction based tournament entry exchange platform
US20050107889A1 (en)	2003-11-18	2005-05-19	Stephane Bedard	Instrumented prosthetic foot
US7815689B2 (en)	2003-11-18	2010-10-19	Victhom Human Bionics Inc.	Instrumented prosthetic foot
EP1701910A4 (en) *	2003-12-18	2013-04-03	Massachusetts Inst Technology	MAGNETIC NANOPARTICLES IMPROVED BIOPROCESSES
US7896927B2 (en)	2004-02-12	2011-03-01	össur hf.	Systems and methods for actuating a prosthetic ankle based on a relaxed position
US20050283257A1 (en) *	2004-03-10	2005-12-22	Bisbee Charles R Iii	Control system and method for a prosthetic knee
CN1984623B (zh)	2004-03-10	2011-04-13	奥瑟Hf公司	用于义膝的控制系统和方法
EP1848380B1 (en)	2004-12-22	2015-04-15	Össur hf	Systems and methods for processing limb motion
SE528516C2 (sv)	2005-04-19	2006-12-05	Lisa Gramnaes	Kombinerat aktivt och passivt benprotessystem samt en metod för att utföra en rörelsecykel med ett sådant system
US8204052B2 (en) *	2005-05-02	2012-06-19	Tekelec, Inc.	Methods, systems, and computer program products for dynamically coordinating collection and distribution of presence information
EP1942843B1 (en)	2005-09-01	2017-03-01	Össur hf	System and method for determining terrain transitions
ES2301390B1 (es) *	2006-10-26	2009-06-08	Repsol Ypf S.A.	Fluido magnetorreologico (fmr).
WO2008055523A1 (en) *	2006-11-07	2008-05-15	Stichting Dutch Polymer Institute	Magnetic fluids and their use
WO2009120637A1 (en)	2008-03-24	2009-10-01	Ossur Hf	Transfemoral prosthetic systems and methods for operating the same
US8761947B2 (en) *	2010-06-30	2014-06-24	Mitsubishi Electric Research Laboratories, Inc.	System and method for reducing lateral vibration in elevator systems
US9561118B2 (en)	2013-02-26	2017-02-07	össur hf	Prosthetic foot with enhanced stability and elastic energy return
US10195673B2 (en) *	2015-12-11	2019-02-05	Kennametal Inc.	Ceramic cutting insert and method of making same

Citations (5)

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JPH021424A (ja) *	1988-02-08	1990-01-05	Skf Nova Ab	非イオン性表面活性剤より誘導される陰イオン性化合物および該化合物を含む組成物
US4956113A (en) *	1988-02-16	1990-09-11	Nok Corporation	Process for preparing a magnetic fluid
JPH06135889A (ja) *	1992-10-26	1994-05-17	Tokuyama Soda Co Ltd	直鎖状脂肪族カルボン酸
JPH10171381A (ja) *	1996-12-11	1998-06-26	Pilot Corp:The	磁気表示用分散組成物
JPH11273930A (ja) *	1998-03-19	1999-10-08	Nok Corp	有機溶媒用磁性流体シール

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JPS63232402A (ja) *	1987-03-20	1988-09-28	Nippon Seiko Kk	導電性磁性流体組成物とその製造方法
JP2841365B2 (ja) *	1988-02-16	1998-12-24	エヌオーケー株式会社	磁性流体の製造方法
EP0667029B1 (en)	1992-10-30	1998-09-23	Lord Corporation	Thixotropic magnetorheological materials
JPH10172381A (ja)	1996-12-03	1998-06-26	Matsushita Electric Ind Co Ltd	押しボタン装置
US6413441B1 (en) *	1999-05-06	2002-07-02	Mpm Ltd.	Magnetic polishing fluids
JP4519340B2 (ja) *	2000-03-16	2010-08-04	花王株式会社	レオロジーコントロール剤
JP2001329285A (ja) *	2000-05-22	2001-11-27	Bando Chem Ind Ltd	分散安定化磁気粘性流体

2001
- 2001-07-31 US US10/089,495 patent/US6780343B2/en not_active Expired - Lifetime
- 2001-07-31 DE DE10193378T patent/DE10193378T1/de not_active Ceased
- 2001-07-31 JP JP2002516006A patent/JP4949595B2/ja not_active Expired - Fee Related
- 2001-07-31 WO PCT/JP2001/006574 patent/WO2002010281A1/ja active Application Filing

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH021424A (ja) *	1988-02-08	1990-01-05	Skf Nova Ab	非イオン性表面活性剤より誘導される陰イオン性化合物および該化合物を含む組成物
US4956113A (en) *	1988-02-16	1990-09-11	Nok Corporation	Process for preparing a magnetic fluid
JPH06135889A (ja) *	1992-10-26	1994-05-17	Tokuyama Soda Co Ltd	直鎖状脂肪族カルボン酸
JPH10171381A (ja) *	1996-12-11	1998-06-26	Pilot Corp:The	磁気表示用分散組成物
JPH11273930A (ja) *	1998-03-19	1999-10-08	Nok Corp	有機溶媒用磁性流体シール

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6776518B2 (en)	2002-02-12	2004-08-17	Lord Corporation	Container for transporting and storing field controllable fluid
EP2353706A1 (en) *	2002-02-12	2011-08-10	Lord Corporation	Method of making a magnetorheological device
US7101487B2 (en) *	2003-05-02	2006-09-05	Ossur Engineering, Inc.	Magnetorheological fluid compositions and prosthetic knees utilizing same
US7335233B2 (en)	2003-05-02	2008-02-26	Ossur Hf	Magnetorheological fluid compositions and prosthetic knees utilizing same

Also Published As

Publication number	Publication date
US6780343B2 (en)	2004-08-24
JP4949595B2 (ja)	2012-06-13
DE10193378T1 (de)	2003-01-30
US20030006395A1 (en)	2003-01-09

Legal Events

Date	Code	Title	Description
2002-02-04	ENP	Entry into the national phase	Ref document number: 2002 516006 Country of ref document: JP Kind code of ref document: A
2002-02-07	AK	Designated states	Kind code of ref document: A1 Designated state(s): DE JP US
2002-05-01	WWE	Wipo information: entry into national phase	Ref document number: 10089495 Country of ref document: US
2003-01-30	RET	De translation (de og part 6b)	Ref document number: 10193378 Country of ref document: DE Date of ref document: 20030130 Kind code of ref document: P
2003-01-30	WWE	Wipo information: entry into national phase	Ref document number: 10193378 Country of ref document: DE
2005-05-19	REG	Reference to national code	Ref country code: DE Ref legal event code: 8607

Publication	Publication Date	Title
WO2002010281A1 (fr)	2002-02-07	Fluide magnetique visqueux a dispersion stable
CA2148000C (en)	2000-10-10	Thixotropic magnetorheological materials
CA2426998A1 (en)	2002-05-30	Environmentally acceptable fluid polymer suspension for oil field services
WO2004049358A3 (en)	2005-03-17	Multifunctional particulate material, fluid, and composition
JPH08502779A (ja)	1996-03-26	合金粒子を主成分とした磁気レオロジー材料
US6475404B1 (en)	2002-11-05	Instant magnetorheological fluid mix
EP1275678A3 (en)	2003-04-23	Perfluoropolyethers (PFPEs) having at least an alkylether end group and respective preparation process
EP1797859A4 (en)	2008-01-09	COSMETIC BASES AND COSMETIC PRODUCTS INCLUDING THEM
US7897060B2 (en)	2011-03-01	Magnetorheological materials having a high switching factor and use thereof
WO2004092301A3 (en)	2005-02-17	Drilling fluids comprising sized graphite particles
GB0328693D0 (en)	2004-01-14	Metal oxide dispersions
Kanai et al.	1995	Negative thixotropy in ferric-oxide suspensions
EP1258511A3 (en)	2003-05-07	Particles containing a colorant and a water-based ink comprising polymer emulsion
EP1785208A3 (en)	2007-08-08	Magnetic iron based powder having high coercive force, and their use for a magnetic recording medium
EP1209202A2 (en)	2002-05-29	Vibration damping silicone composition
EP1354628A4 (en)	2004-06-09	POWDER WITH OPTICAL FUNCTION AND USE THEREOF
KR920002490B1 (ko)	1992-03-26	표면처리된 폴리오르가노시르세스키옥산 미분말
ATE282674T1 (de)	2004-12-15	Pigmentdruckzusammensetzungen
CA2012950A1 (en)	1990-09-23	Addition polymer particles
DE69708443D1 (de)	2002-01-03	Dispersionszusammensetzung für magnetische Anzeige
US5094767A (en)	1992-03-10	Highly viscous magnetic fluids having nonmagnetic particles
CN102349117B (zh)	2014-09-17	包括非磁性材料的磁流变组合物
JPH10251517A (ja)	1998-09-22	防振性組成物
Wang et al.	1989	Cooperative diffusion of semidilute polyelectrolyte solutions: analysis by renormalization group theory
JPS6291232A (ja)	1987-04-25	流動性向上剤