Methods for making ethanolamine(s) and ethyleneamine(s) from ethylene oxide and ammonia, and related methods
US8383861B2 · kind B2 · utility
3Cited by
79References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 6, 2009 |
| Grant date | Feb 26, 2013 |
| Priority date | — |
| Expiry date | Dec 28, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C213/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to processes for the manufacture of one or more ethanolamines and one or more ethyleneamines starting from the reaction of ethylene oxide with ammonia to produce one or more ethanolamines and the conversion of the ethanolamine(s) to ethyleneamine(s). The present invention also relates to separating alkylethyleneamines from ethyleneamines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.