Recovery of fatty acids from tall oil heads
US4483791A · kind A · utility
7Cited by
11References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 22, 1983 |
| Grant date | Nov 20, 1984 |
| Priority date | — |
| Expiry date | Jun 22, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/74
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
There is provided a process for recovery of fatty acids from tall oil heads comprising the steps of neutralizing the acids with a mixture of a magnesium soap forming compound and an alkali metal soap-forming compound under fusion conditions, stripping out unsaponifiables and springing the fatty acids with a mineral acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.