Binder for use in positive electrodes for secondary lithium-ion battery, positive electrode for secondary lithium-ion battery containing said binder, secondary lithium-ion battery using said positive electrode and electrical machinery and apparatus

摘要

Use of a random copolymer of vinyl alcohol and an alkali metal neutralized product of ethylene-unsaturated carboxylic acid as a binder for a positive electrode of a secondary lithium-ion battery.