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    • 7. 发明公开
    • Fluoroelastomers
    • Fluorkautschuke
    • EP1148072A2
    • 2001-10-24
    • EP01108598.2
    • 2001-04-05
    • Ausimont S.p.A.
    • Navarrini, Walter
    • C08F216/14C08F214/00
    • C08F216/1416
    • Fluoroelastomers comprising in the polymer chain units deriving from fluorovinylethers having the formula:

              CFX=CXOCF 2 OR     (I)

      wherein R is a C 2 -C 6 linear, branched or C 5 -C 6 cyclic (per) fluoroalkyl group, or a C 2 -C 6 linear, branched (per)fluoro oxyalkyl group containing from one to three oxygen atoms; when R is fluoroalkyl or fluorooxyalkyl group as above defined, it can contain from 1 to 2 atoms, equal or different, selected from the following: H, Cl, Br, I; X = F, H.
    • 包含衍生自具有式CFX = CXOCF2OR的氟乙烯基醚的聚合物链单元的氟弹性体,其中R是C 2 -C 6直链,支链或C 5 -C 6环(全)氟代烷基,或C 2 -C 6直链,支链(全)氟烷氧基 含1至3个氧原子的基团; 当R是如上所定义的氟代烷基或氟氧基烷基时,它可以含有1至2个等于或不同的选自下列的原子:H,Cl,Br,I; X = F,H.