Homogeneous microemulsion compositions based on halogenated polyhydroxylated compounds and halogenated alkanes and their application to the manufacture of rigid foams
US4826623A · kind A · utility
1Cited by
15References
3Claims
0Family size
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Key dates
| Filing date | Aug 1, 1985 |
| Grant date | May 2, 1989 |
| Priority date | — |
| Expiry date | Aug 1, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2379/04
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A stable homogeneous composition in the form of a microemulsion suitable for making rigid foams comprising a halogenated polyhydroxylated compound, a halogenated alkane, and a surfactant in an amount sufficient to maintain a stable microemulsion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.