Hydrolysis-resistant flexible polyurethane foams
US4196268A · kind A · utility
12Cited by
7References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 15, 1979 |
| Grant date | Apr 1, 1980 |
| Priority date | — |
| Expiry date | Jan 15, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S521/906
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Hydrolytic stability of flexible polyesterurethane foam containing haloalkyl phosphate fire retardant is substantially increased by including a small amount of alkyl benzyl phthalate in the reaction mixture used in preparation of the foam.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.