Process for preparing polyisocyanates
US8445622B2 · kind B2 · utility
1Cited by
21References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2007 |
| Grant date | May 21, 2013 |
| Priority date | — |
| Expiry date | Apr 24, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/72
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a process for preparing polyisocyanates by oligomerization of isocyanates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.