Fluids having an oxetane structure and improved characteristics for special applications
US4806662A · kind A · utility
4Cited by
9References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 12, 1986 |
| Grant date | Feb 21, 1989 |
| Priority date | — |
| Expiry date | Feb 12, 2006 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K3/3489
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Oxetane-structure fluids of well-defined composition and free from not completely fluorinated compounds, characterized in that they have at least a perfluoroether chain bound to an oxetane ring, having improved characteristics for special applications, being liquid up to temperatures of at least -70.degree. C., having boiling temperatures in the range of from 50.degree. to 270.degree. C. or higher, and a very high range between the boiling temperature and the pour point.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.