Biological composite material loaded with magnetic nanoparticles with core-shell structure, the preparation therefore and the application
US9809476B2 · kind B2 · utility
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Key dates
| Filing date | Dec 17, 2016 |
| Grant date | Nov 7, 2017 |
| Priority date | — |
| Expiry date | Dec 17, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2305/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A preparation method of Bacillus subtilis biological composite material loaded with Fe3O4 magnetic nanoparticles with core-shell structure includes the following steps: 1) preparation of Fe3O4 nanoparticles, 2) preparation of Fe3O4@mSiO2 nanoparticles, 3) preparation of Fe3O4@mSiO2@MANHE nanoparticles; and 4) preparation of Bacillus subtilis@Fe3O4@mSiO2@MANHE composite.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.