JPS58174495A - 磁性流体の製造方法 - Google Patents

磁性流体の製造方法

Info

Publication number
JPS58174495A
JPS58174495A JP57056654A JP5665482A JPS58174495A JP S58174495 A JPS58174495 A JP S58174495A JP 57056654 A JP57056654 A JP 57056654A JP 5665482 A JP5665482 A JP 5665482A JP S58174495 A JPS58174495 A JP S58174495A
Authority
JP
Japan
Prior art keywords
fine particles
magnetic fluid
surfactant
ferromagnetic
organic solvent
Prior art date
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
JP57056654A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0413842B2 (fi
Inventor
Kyosaburo Furumura
恭三郎 古村
Shigeki Matsunaga
茂樹 松永
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NSK Ltd
Original Assignee
NSK Ltd
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 NSK Ltd filed Critical NSK Ltd
Priority to JP57056654A priority Critical patent/JPS58174495A/ja
Priority to US06/478,876 priority patent/US4485024A/en
Priority to DE19833312565 priority patent/DE3312565A1/de
Publication of JPS58174495A publication Critical patent/JPS58174495A/ja
Priority to US06/920,226 priority patent/USRE32573E/en
Publication of JPH0413842B2 publication Critical patent/JPH0413842B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Soft Magnetic Materials (AREA)
  • Lubricants (AREA)
JP57056654A 1982-04-07 1982-04-07 磁性流体の製造方法 Granted JPS58174495A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP57056654A JPS58174495A (ja) 1982-04-07 1982-04-07 磁性流体の製造方法
US06/478,876 US4485024A (en) 1982-04-07 1983-03-25 Process for producing a ferrofluid, and a composition thereof
DE19833312565 DE3312565A1 (de) 1982-04-07 1983-04-07 Verfahren zur herstellung eines ferrofluids und ferrofluid-zusammensetzung
US06/920,226 USRE32573E (en) 1982-04-07 1986-10-16 Process for producing a ferrofluid, and a composition thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57056654A JPS58174495A (ja) 1982-04-07 1982-04-07 磁性流体の製造方法

Publications (2)

Publication Number Publication Date
JPS58174495A true JPS58174495A (ja) 1983-10-13
JPH0413842B2 JPH0413842B2 (fi) 1992-03-11

Family

ID=13033353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57056654A Granted JPS58174495A (ja) 1982-04-07 1982-04-07 磁性流体の製造方法

Country Status (1)

Country Link
JP (1) JPS58174495A (fi)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6136907A (ja) * 1984-07-30 1986-02-21 Tdk Corp 磁性流体の製造方法
JPS6171603A (ja) * 1984-09-17 1986-04-12 Tdk Corp 磁性流体の製造方法
JPS6171604A (ja) * 1984-09-17 1986-04-12 Tdk Corp 磁性流体の製造方法
JPS633099A (ja) * 1986-06-24 1988-01-08 Nok Corp 磁性流体の製造法
JPS638488A (ja) * 1986-06-27 1988-01-14 Nok Corp 磁性流体の製造法
JPS63164404A (ja) * 1986-12-26 1988-07-07 Tdk Corp 磁性流体の製造方法
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
JPH01207131A (ja) * 1988-02-16 1989-08-21 Nok Corp 磁性流体の製造方法
JPH01231933A (ja) * 1988-03-11 1989-09-18 Nok Corp 磁性流体の製造方法
US4956113A (en) * 1988-02-16 1990-09-11 Nok Corporation Process for preparing a magnetic fluid
US5143637A (en) * 1990-02-20 1992-09-01 Nippon Seiko Kabushiki Kaisha Magnetic fluid composition
JP2009188426A (ja) * 2009-05-20 2009-08-20 Inst Nuclear Energy Research Rocaec 油性磁性流体の調製方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5122688A (fi) * 1974-12-18 1976-02-23 Juzo Kahanzaka
JPS523198A (en) * 1975-06-25 1977-01-11 Ntn Toyo Bearing Co Ltd Magnetic fluid body and method of producing same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5122688A (fi) * 1974-12-18 1976-02-23 Juzo Kahanzaka
JPS523198A (en) * 1975-06-25 1977-01-11 Ntn Toyo Bearing Co Ltd Magnetic fluid body and method of producing same

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6136907A (ja) * 1984-07-30 1986-02-21 Tdk Corp 磁性流体の製造方法
JPS6171603A (ja) * 1984-09-17 1986-04-12 Tdk Corp 磁性流体の製造方法
JPS6171604A (ja) * 1984-09-17 1986-04-12 Tdk Corp 磁性流体の製造方法
JPS633099A (ja) * 1986-06-24 1988-01-08 Nok Corp 磁性流体の製造法
JPS638488A (ja) * 1986-06-27 1988-01-14 Nok Corp 磁性流体の製造法
JPS63164404A (ja) * 1986-12-26 1988-07-07 Tdk Corp 磁性流体の製造方法
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
JPH01207131A (ja) * 1988-02-16 1989-08-21 Nok Corp 磁性流体の製造方法
US4956113A (en) * 1988-02-16 1990-09-11 Nok Corporation Process for preparing a magnetic fluid
JPH01231933A (ja) * 1988-03-11 1989-09-18 Nok Corp 磁性流体の製造方法
US5143637A (en) * 1990-02-20 1992-09-01 Nippon Seiko Kabushiki Kaisha Magnetic fluid composition
JP2009188426A (ja) * 2009-05-20 2009-08-20 Inst Nuclear Energy Research Rocaec 油性磁性流体の調製方法

Also Published As

Publication number Publication date
JPH0413842B2 (fi) 1992-03-11

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