Method of preparing alkoxylation catalysts and their use in alkoxylation processes
US7119236B2 · kind B2 · utility
5Cited by
12References
53Claims
0Family size
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Key dates
| Filing date | Apr 27, 2004 |
| Grant date | Oct 10, 2006 |
| Priority date | — |
| Expiry date | Sep 23, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2531/23
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process for preparing an alkoxylation catalyst suitable for alkoxylating compounds that includes mixing a calcium-containing compound in a dispersing medium having a boiling point less that 160° C. with a carboxylic acid and an inorganic acid or anhydride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.