Magnetic particles comprising an organic polymer layer and method for producing the same
US7713627B2 · kind B2 · utility
3Cited by
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14Claims
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Key dates
| Filing date | Mar 20, 2007 |
| Grant date | May 11, 2010 |
| Priority date | — |
| Expiry date | Dec 28, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2998
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Magnetic particles comprising a group shown by the following formula (1):wherein R1 and R2 individually represent a hydroxyl group, a group shown by the following formula (2), or a group shown by the following formula (3), provided that R1 and R2 are not both hydrogen atoms,wherein R3 represents an a linear, branched, or cyclic alkylene group having 2 to 6 carbon atoms or an arylene group, andwherein R4 is a hydrogen atom or an alkyl group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.