The new acrylic acid esters, allyl ethers and allyl carbonates of the invention are characterized by the following general formulas (I) ~ (IV).A polymer solid electrolyte comprising a novel polymer consisting of such a monomer as a polymer matrix has a high ionic conductivity and is chemically stable, and an electrochemical device such as a primary cell, a secondary battery, a capacitor, an electrochromic display, etc. It can be used for medical actuators.
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