Azeotrope-like compositions of 1 1 1 3 3-pentafluoropropane and 1 1-dichloro-1-fluoroethane
US5688833A · kind A · utility
3Cited by
3References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 1996 |
| Grant date | Nov 18, 1997 |
| Priority date | — |
| Expiry date | Jul 11, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2375/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and 1,1-dichloro-1-fluoroethane are provided. The compositions of the invention are useful in the preparation of polyurethane and polyisocyanurate foams and as aerosol propellants.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.