Catalyst system for use in producing carboxylic acid blown polyurethane foams
US4473666A · kind A · utility
6Cited by
2References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 1984 |
| Grant date | Sep 25, 1984 |
| Priority date | — |
| Expiry date | Jan 30, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2375/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A catalyst system and process are provided for producing polyurethane foams using a carboxylic acid blowing agent, wherein an organic polyol and an organic polyisocyanate are contacted with a catalyst system comprising a dialkylcyclohexylamine and an N-substituted alkoxyalkyl piperazine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.