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US08349993B2 Sulfonated poly(arylenes) as hydrolytically and thermo-oxidatively stable polymers 有权
磺化聚(亚芳基)作为水解和热氧化稳定的聚合物

Sulfonated poly(arylenes) as hydrolytically and thermo-oxidatively stable polymers
Abstract:
Hydrolytically and thermo-oxidatively stable sulfonated polyarylenes include the structural element —X—Ar(SO3M)n-Y—. The aromatic ring carrying the sulfonic acid group is substituted exclusively by electron-acceptor bridge groups X and Y and, if applicable, by other non-electron-donor substituents. Their synthesis and application are also included.
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