Process for the polymerization of vinyl chloride
US8562858B2 · kind B2 · utility
0Cited by
5References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 20, 2010 |
| Grant date | Oct 22, 2013 |
| Priority date | — |
| Expiry date | Jan 20, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F14/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
In a process for the aqueous suspension polymerization of vinyl chloride, alone or in mixture with other monomers, in the presence of at least one of dialkylperoxydicarbonate, peroxyester and diacyl peroxide, the polymerization composition according to the invention comprises at least one dialkylhydroxylamine as a shortstopping agent along with a totally or partially hindered phenolic antioxidant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.