Polyurethane scorch inhibitor
US9481775B2 · kind B2 · utility
1Cited by
7References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 21, 2015 |
| Grant date | Nov 1, 2016 |
| Priority date | — |
| Expiry date | Apr 21, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2375/08
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An additive composition for inhibiting scorch in a polyurethane foam composition, the additive comprising a derivatized hydroquinone; a derivatized lactone; and a derivatized phenolic compound. A polyurethane foam composition contains the additive composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.