Copolyestercarbonate composition derived from dihydricphenol, carbonate precursor and alpha omega-dicarboxylic acid
US5510448A · kind A · utility
15Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 17, 1995 |
| Grant date | Apr 23, 1996 |
| Priority date | — |
| Expiry date | Jan 17, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31507
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A composition comprising a copolyestercarbonate derived from a dihydric phenol, a carbonate precursor, and an aliphatic alpha omega dicarboxylic acid or ester precursor wherein the dicarboxylic acid or ester precursor has from 10 to about 20 carbon atoms, inclusive, and is present in the copolyestercarbonate in quantities of from about 2 to 30 mole percent of the dihydric phenol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.