Michael addition curing chemistries for sulfur-containing polymer compositions
US8871896B2 · kind B2 · utility
7Cited by
12References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 21, 2012 |
| Grant date | Oct 28, 2014 |
| Priority date | — |
| Expiry date | Jan 9, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L81/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The use of Michael addition curing chemistries in compositions comprising sulfur-containing polymers such as polythioethers and polysulfides useful in aerospace sealant applications are disclosed. Sulfur-containing adducts comprising terminal Michael acceptor groups are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.