Solid acid catalyst and method for preparing and using the same
US9186660B2 · kind B2 · utility
0Cited by
2References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 19, 2012 |
| Grant date | Nov 17, 2015 |
| Priority date | — |
| Expiry date | Sep 2, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/584
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for using a solid acid catalyst having a strong acid cation exchange resin having a cross-linking network structure and free aromatic sulfonic acids adsorbed in the network for synthesis of rubber antioxidant RD and other strong-acid catalyzed reactions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.