Filter material and manufacturing method thereof
US11224686B2 · kind B2 · utility
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14References
6Claims
0Family size
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Key dates
| Filing date | Oct 28, 2019 |
| Grant date | Jan 18, 2022 |
| Priority date | — |
| Expiry date | Apr 9, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/54
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A filter material and a manufacturing method thereof are provided. The manufacturing method includes hydrophilizing the filter material by supercritical fluid processing technology, so as to filter out white blood cells in the blood.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.