Polyurethane synthesis by means of self-condensation
US9133305B2 · kind B2 · utility
0Cited by
4References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 15, 2010 |
| Grant date | Sep 15, 2015 |
| Priority date | — |
| Expiry date | Oct 22, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C247/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a compound with the following formula (I) where: R1 is particularly a straight or branched alkyl group, a is a single or double bond; R2 is particularly a hydrogen atom; R3 and R5 are a hydrogen atom when a is a single bond, and absent when a is a double bond; R4 is a hydrogen atom or an ORb group, where Rb is a hydrogen atom or an alkyl group including 1 to 12 atoms of carbon, and A1 is a divalent alkylene radical.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.