摘要 |
A fluoroelastomer composition having improved compression set. The fluoroelastomer composition comprises: (1) a fluoroelastomer containing interpolymerized units of at least one perfluoroolefin, at least one perfluorovinyl ether, and a cure site component capable of participation in a peroxide cure reaction; (2) an additive selected from the group consisting o f organo-oniums, phosphates, phosphine oxides, amine oxides, alkyl amines, and heterocyclic amines and salts of heterocyclic amines; (3) a peroxide curativ e, and (4) optionally a coagent.
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