Method for separating meta-xylene using a zeolitic adsorbent with a large external surface area
US10125064B2 · kind B2 · utility
1Cited by
12References
26Claims
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Key dates
| Filing date | Aug 4, 2015 |
| Grant date | Nov 13, 2018 |
| Priority date | — |
| Expiry date | Aug 4, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J20/28085
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The invention relates to a method for separating meta-xylene from C8 aromatic fractions, using a zeolitic adsorbent based on sodium-exchanged or sodium-and-lithium-exchanged agglomerated crystals of zeolite Y, with a large external surface area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.