Flame resistant polyesters
US4086208A · kind A · utility
14Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 14, 1976 |
| Grant date | Apr 25, 1978 |
| Priority date | — |
| Expiry date | Jan 14, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/657181
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel flame resistant polyesters provided with improved moldability. The polyester comprising a combination of an aromatic dicarboxylic acid or an ester-forming derivative thereof, a diol or an ester-forming derivative thereof, and a particular phosphorus compound having at least two ester-forming functional groups. The content of phosphorus in the polyester is about 500-50,000 ppm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.