Method for modification of fats and oils
US4420560A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 17, 1981 |
| Grant date | Dec 13, 1983 |
| Priority date | — |
| Expiry date | Nov 17, 2001 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA23G2200/08
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
In a method of the modification of a fat or oil wherein a mixture (mixture A) containing a glyceride-type fat or oil to be modified (material A) and a fatty acid or a nonglyceride-type ester thereof (material B) is selectively transesterified in the presence of a catalyst having a selective transesterification activity (catalyst A); the resulting fat or oil (resultant A), fatty acid or nonglyceride-type ester thereof (resultant B) and catalyst are recovered from the reaction mixture; and then a hard butter is produced from the resultant A, the improvement comprises hydrogenating a part or all of the resultant B and reusing the hydrogenated product as a part of the mixture A.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.