Process for preparing polycarbonate from a bisphenoxy fluorene
US5412064A · kind A · utility
1Cited by
8References
50Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 12, 1994 |
| Grant date | May 2, 1995 |
| Priority date | — |
| Expiry date | Jan 12, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G64/24
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for preparing polycarbonate from a bisphenoxy fluorene in which, to obtain a reaction mixture in which the bisphenoxy fluorene is dissolved, the bisphenoxy fluorene is reacted with a carbonate precursor at an elevated temperature, for example about 50.degree. C. or more.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.