| abstract |
Fluoroelastomers, curable by peroxidic route, obtainable by polymerizing the following monomers:n a) C 2 -C 8 hydrogenated fluoroolefins; b) fluorovinylethers of general formula:n nCFX═CXOCF 2 OR (I)n c) bis-olefins having general formula:n nR I 1 R I 2 C═CR I 3 -Z-CR I 4 ═CR I 5 R I 6 (IA)n nand optionally:n d) one or more fluorinated olefinic comonomers selected from perfluoroalkylvinylethers (PAVE) CF 2 ═CFOR 2 f , perfluorooxyalkylvinylethers CF 2 ═CFOX a , e) C 2 -C 8 perfluorolefins; f) one or more C 2 -C 8 non fluorinated olefinic comonomers said fluoroelastomers comprising iodine and/or bromine atoms in the chain and/or in end position. |