Solvent free quaternization of tertiary amines with dimethylsulfate
US5463094A · kind A · utility
6Cited by
13References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 1994 |
| Grant date | Oct 31, 1995 |
| Priority date | — |
| Expiry date | May 23, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C209/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for a high temperature, solvent free quaternization of certain tertiary amines using dimethylsulfate to produce quaternary ammonium methyl sulfates which may be used in fabric softening and other applications, is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.