Process for extracting unsaponifiable components of vegetable oils by means of 1-chlorobutane
US6759543B2 · kind B2 · utility
4Cited by
1References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 12, 2002 |
| Grant date | Jul 6, 2004 |
| Priority date | — |
| Expiry date | Jul 12, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/922
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention concerns a method for extracting usaponifiable matters from a vegetable oil comprising at least a saponification step whereby the oil is transformed into a hydro alcoholic solution, a step for extracting the hydro alcoholic solution with a organic solvent such as chloro-1-butane, preferably the treated vegetable oil is avocado or soya oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.