Adsorbents for the recovery of catalyst from block co-polymer process and method for regenerating of the same
US9073049B2 · kind B2 · utility
1Cited by
2References
7Claims
0Family size
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Key dates
| Filing date | Mar 29, 2012 |
| Grant date | Jul 7, 2015 |
| Priority date | — |
| Expiry date | Aug 5, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/584
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Provided is a process for isolating a catalyst from a solution having a copolymer and a catalyst dissolved therein, after performing copolymerization with the catalyst. More specifically the invention provides selection and application of an adsorbent to be used for the isolation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.