Isosorbide-based polycarbonates, method of making, and articles formed therefrom
US8273849B2 · kind B2 · utility
1Cited by
6References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2010 |
| Grant date | Sep 25, 2012 |
| Priority date | — |
| Expiry date | Sep 29, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2205/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed herein is a polycarbonate polymer comprising: an isosorbide unit, and an aliphatic unit different from the isosorbide unit, wherein the isosorbide unit and aliphatic unit are each carbonate, or a combination of carbonate and ester units and the aliphatic unit is derived from an aliphatic oligomer having a molecular weight of 900 to 4000.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.