Dialky alkoxy phenyl sulfonium salt cationic initiators
US5274148A · kind A · utility
4Cited by
6References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 10, 1992 |
| Grant date | Dec 28, 1993 |
| Priority date | — |
| Expiry date | Aug 10, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/902
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention relates to C.sub.14 to C.sub.20 alkoxy monophenyl sulfonium salt initiators having the formula ##STR1## wherein R is C.sub.14 to C.sub.20 alkyl; R.sub.1 and R.sub.2 are each independently C.sub.4 to C.sub.20 alkyl and X.sup.- is a non-basic, nonnucleophilic anion, which initiators are employed in the polymerization of mono- and poly- functional glycidyl ethers, alpha-olefin oxides and vinyl monomers or oligomers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.