| 摘要 |
Curing system for fluoroelastomers curable by peroxidic route which comprise iodine comprising as curing agent a bis-olefin having general formula (see formula I) wherein: R1, R2, R3, R4, R5, R6, equal to or different from each other, are H or alkyl C1-C5; Z is a linear or branched alkylenic or cycloalkylenic radical C1-C18, optionally containing oxygen atoms, preferably at least partially fluorinated, or a (per)fluoropolyoxyalkylenic radical.
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