Tunable polymer compositions
US8575245B2 · kind B2 · utility
9Cited by
8References
44Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2009 |
| Grant date | Nov 5, 2013 |
| Priority date | — |
| Expiry date | Dec 18, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/19
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention provides polycarbonate compositions having a tunable decomposition temperature. Suitable cationic additives (e.g., phosphonium, phosphazene, quaternary ammonium, guanidinium, pyridinium, arsonium, etc.) are disclosed for lowering the decomposition temperature of polymer compositions. The invention further provides methods of preparing such polymer compositions with tunable decomposition temperatures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.