A non-aqueous electrolytic solution is provided comprising a non-aqueous solvent, an electrolyte salt, and a siloxane-modified polyoxyalkylene compound having (poly)organosiloxane structures at both ends of polyoxyalkylene. A secondary battery using the same has improved temperature characteristics and high-output characteristics.

 
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> Sulfonated polyarylenethioethersulfone polymer and copolymer compositions

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