Radical polymerizable macrocyclic resin compositions with low polymerization stress
US8129446B2 · kind B2 · utility
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Key dates
| Filing date | Oct 27, 2010 |
| Grant date | Mar 6, 2012 |
| Priority date | — |
| Expiry date | Oct 27, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2650/34
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A composition of macrocyclic oligomer with at least one (meth)acrylate polymerizable group. A method includes preparing an activated precursor of an oligomer at pseudo high-dilution conditions. A method also includes preparing an activated precursor of an oligomer by reacting the precursor with an activated coupling agent, wherein the precursor is condensable and polymerizable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.