C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 214/18 (2006.01) C08F 214/22 (2006.01) C08F 214/26 (2006.01)
Patent
CA 2068754
Fluoroelastomeric copolymers exhibiting high resistance to bases and alcohols, as well as high mechanical properties and low-temperature resistance, comprising, in moles: 4-75% of units of vinylidene fluoride; 12-40% of units of hexafluoropropene and/or perfluorovinylether and/or hydropentafluoropropene and/or chlorotrifluoroethylene; 2-35% of units of an olefin containing up to 4 carbon atoms; 2-60% of units of tetrafluoroethylene, provided that, when the sum of the olefin units and the perfluorovinylether units is equal to or greater than 700, such copolymers possess a molecular weight sufficiently high to exhibit good mechanical characteristics.
Albano Margherita
Arcella Vincenzo
Brinati Giulio
Chiodini Graziella
Minutillo Anna
Ausimont S.p.a.
Mccarthy Tetrault Llp
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