Stabilized polyether polyol and polyurethane foam obtained therefrom
US5571453A · kind A · utility
4Cited by
27References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 1994 |
| Grant date | Nov 5, 1996 |
| Priority date | — |
| Expiry date | Oct 25, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/524
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A stabilizer composition useful as an additive for polyether polyols, particularly those employed in the manufacture of polyurethane foams, is provided which comprises a diphenylamine:isobutylene:diisobutylene reaction product, a sterically hindered phenol and a trihydrocarbyl phosphite.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.