C.sub.22 -Cycloaliphatic tricarboxylic fatty acid soaps
US4081462A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 19, 1977 |
| Grant date | Mar 28, 1978 |
| Priority date | — |
| Expiry date | Jan 19, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D10/045
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed herein is full soaps and mono-soaps of a C.sub.22 -cycloaliphatic tricarboxylic acid of the formula ##STR1## wherein x and y are integers from 3 to 9, and x and y together equal 12. The C.sub.22 -cycloaliphatic tricarboxylic acids are made as Diels-Alder adducts of fatty acids, especially tall oil fatty acids and soya fatty acids, containing both non-conjugated and conjugated linoleic acids and fumaric acid reacted at from 170.degree. C. to 270.degree. C. in the presence of from 0.01% to 0.50% by weight of iodine. There is also disclosed herein the use of these C.sub.22 -cycloaliphatic tricarboxylic soaps as hydrotroping agents for normally insoluble nonionic synthetic detergents in alkaline mediums.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.