1,4-diazabicyclo[2.2.2]octane compounds and their use for the production of polyurethanes
US6147185A · kind A · utility
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5References
15Claims
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Key dates
| Filing date | Jul 23, 1999 |
| Grant date | Nov 14, 2000 |
| Priority date | — |
| Expiry date | Jul 23, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2110/0083
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
New compounds, represented by the formulae I and II, ##STR1## wherein R.sub.1, R.sub.2, and R.sub.3, are independently C.sub.3 or C.sub.4, substituted or unsubstituted alkylene groups, are useful for catalyzing the reaction between an organic polyisocyanate and a compound containing a reactive hydrogen to form polyurethanes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.