发明申请
US20050014917A1 Cross-linkable bi-sulphonyl derivatives and their uses for preparing ion-exchanging membranes 审中-公开
可交联的二磺酰基衍生物及其用于制备离子交换膜的用途

Cross-linkable bi-sulphonyl derivatives and their uses for preparing ion-exchanging membranes
摘要:
The present invention is concerned with novel ion-exchange membranes, their method of preparation and their uses. The membranes are made of a polymer obtained from a monomer or a mixture of bifunctional monomers of general formula [T-SO2—Y—SO2T1]−M+. The polymers are useful in an alkali-chloride electrolysis process, as a separator in an electrochemical preparation of inorganic and organic compounds, as a separator between an aqueous and an organic phase, or as a catalyst for Diels-Alder additions, Friedel-Craft reactions, aldol condensations, cationic polymerizations, esterifications, and acetal formations.
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