Process for the manufacture of thermally stable PVDF
US7012122B2 · kind B2 · utility
5Cited by
10References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 2, 2004 |
| Grant date | Mar 14, 2006 |
| Priority date | — |
| Expiry date | Mar 2, 2024 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/42
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a process for the manufacture of PVDF homopolymer or copolymer by radical polymerization of vinylidene fluoride (VDF), and optionally of a comonomer, in aqueous dispersion and in the presence of a transfer agent, of a persulphate as radical initiator, optionally of a surface-active additive and optionally of a paraffin wax, in which:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.