Magnetic fluids
US6749844B2 · kind B2 · utility
1Cited by
2References
1Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 3, 2002 |
| Grant date | Jun 15, 2004 |
| Priority date | — |
| Expiry date | Sep 3, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N2/00
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A magnetic fluid is provided comprising a block copolymer stabilizer, magnetic particles and a fluid polysiloxane medium. The stabilizer comprises an anchor block which chelates magnetic metal particles, and at least one end block which is compatible with the polysiloxane medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.