Method for preparing polyhydroxy-urethanes
US8017719B2 · kind B2 · utility
5Cited by
4References
28Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 30, 2009 |
| Grant date | Sep 13, 2011 |
| Priority date | — |
| Expiry date | Jul 30, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D175/12
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to a method for preparing polyhydroxy-urethanes without using a compound having an isocyanate function, and from amino compounds and compounds carrying carbonate functions, in particular cyclic carbonate functions. The invention also relates to a method for preparing aqueous or hydro-organic formulations containing polyhydroxy-urethanes, and to the use of said polyhydroxy-urethanes and of said aqueous or hydro-organic formulations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.