Amorphous perfluorinated copolymers
Amorphous perfluorinated copolymers, comprising cyclic perfluorinated units deriving from at least two different perfluorinated comonomers, optionally with units deriving from a perfluorinated monomer containing at least one olefinic unsaturation (perfluoroolefin), or comprising cyclic perfluorinate...
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Main Authors | , , , , |
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Format | Patent |
Language | English |
Published |
28.11.2002
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Online Access | Get full text |
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Summary: | Amorphous perfluorinated copolymers, comprising cyclic perfluorinated units deriving from at least two different perfluorinated comonomers, optionally with units deriving from a perfluorinated monomer containing at least one olefinic unsaturation (perfluoroolefin), or comprising cyclic perfluorinated units and units deriving from a perfluorinated monomer containing at least one olefinic unsaturation, said perfluorinated copolymers having the following combination of properties:
substantial absence of unstable polar end groups,
polymer Tg higher than
120°
C.,
narrow monomeric composition distribution. |
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