Catalyst of platinum/zirconium dioxide/SBA-15 and method for preparing p-chloroaniline using the same
US11040336B2 · kind B2 · utility
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Key dates
| Filing date | Jun 15, 2020 |
| Grant date | Jun 22, 2021 |
| Priority date | — |
| Expiry date | Jun 15, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2235/15
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst including platinum (Pt) and a composite support. The composite support includes ZrO2/mesoporous silica sieve SBA-15. The platinum accounts for 0.01-0.3 wt. % of the catalyst. ZrO2 accounts for 5-20 wt. % of the composite support.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.