Fluorescent porous organic nanosheets for chemical sensing
US11447606B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Mar 21, 2018 |
| Grant date | Sep 20, 2022 |
| Priority date | — |
| Expiry date | Jan 18, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2201/08
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Disclosed herein is a porous polymeric material having a repeating unit according to Formula (I) or (IV), wherein each of A and E has a π conjugated system and each of X and G contain a flexible tetraphenylethylene (TPE) group. Also disclosed herein are fluorescent chemical sensors or biosensors or environmental monitoring assays or nanosheets or composite materials that include the polymer, and a method of detecting a volatile organic chemical or a metal ion in solution phase.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.