Fire-retardant polyurethane foam based on a bromine-containing polyester
US4264745A · kind A · utility
15Cited by
10References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 14, 1979 |
| Grant date | Apr 28, 1981 |
| Priority date | — |
| Expiry date | Sep 14, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S521/906
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polyol is produced as the reaction product of dibromonepentyl glycol and tetrabromophthalic anhydride with defined alkyoxides. This polyol can be used to produce a insulating foam having flame retardant properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.