Phthalate mixtures useful as liquid dielectrics
US4142983A · kind A · utility
17Cited by
3References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 18, 1977 |
| Grant date | Mar 6, 1979 |
| Priority date | — |
| Expiry date | Aug 18, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/17
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Liquid dielectric compositions useful as electrical insulators are comprised of a mixture of a mixed phthalate of isobutyl alcohol and a branched higher alkanol of a diisobutyl phthalate and/or a phthalate of a branched higher alkanol, and wherein the alkyl groups of the constituents contain from 5 to 18 carbon atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.