Urethane compound and method for producing the same, and isocyanate and method for producing the same
US9150502B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Mar 17, 2010 |
| Grant date | Oct 6, 2015 |
| Priority date | — |
| Expiry date | Oct 11, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C269/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A method for producing urethane compounds includes allowing a primary amine, a urea and/or an N-unsubstituted carbamate, and an alcohol to react in the presence of a compound containing a noncoordinating anion and a metal atom as a catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.