Title:
磁気粘性流体及び磁気粘性流体の製造方法
Document Type and Number:
Japanese Patent JP4675398
Kind Code:
B2
Abstract:
To provide a magnetic viscous fluid that achieves a small device having a narrow gap.
The magnetic viscous fluid contains magnetic particles including nanosized magnetizable metal nanoparticles and a dispersion medium which disperses the magnetic particles. Each of the magnetic particles has an oxide film and a surface modified layer of a predetermined thickness which are formed by subjecting the magnetic particle formed by an arc plasma method to surface modification by a coupling agent in the gas phase.
COPYRIGHT: (C)2009,JPO&INPIT
Inventors:
Junichi Noma
Hiroya Abe
Makio Naito
Samurai Kikuchi
Junji Koso
Hiroya Abe
Makio Naito
Samurai Kikuchi
Junji Koso
Application Number:
JP2008169418A
Publication Date:
April 20, 2011
Filing Date:
June 27, 2008
Export Citation:
Assignee:
Kurimoto Iron Works Co., Ltd.
International Classes:
H01F1/44; C10M107/50; C10M125/04; C10M169/04; C10N20/06; C10N40/14
Domestic Patent References:
JP61042318A | ||||
JP10083913A | ||||
JP2006516220A | ||||
JP60161490A | ||||
JP2000002274A | ||||
JP3137196A | ||||
JP7090290A |
Attorney, Agent or Firm:
Hiroshi Maeda
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Atsushi Fujita
Kazunari Ninomiya
Tomoo Harada
Iseki Katsumori
Seki Kei
Yasuya Sugiura
Koji Fukumoto
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Atsushi Fujita
Kazunari Ninomiya
Tomoo Harada
Iseki Katsumori
Seki Kei
Yasuya Sugiura
Koji Fukumoto