COATING MATERIAL FEEDSTOCK FOR SECONDARY BATTERY SEPARATOR, COATING MATERIAL FOR SECONDARY BATTERY SEPARATOR, SECONDARY BATTERY SEPARATOR, SECONDARY BATTERY SEPARATOR PRODUCTION METHOD, AND SECONDARY BATTERY
摘要:
In an ingredient for a secondary cell separator coating material including a core shell particle including a core layer containing a first polymer and a shell layer covering the first polymer and including a second polymer, the first polymer has a repeating unit derived from alkyl (meth)acrylate; the second polymer has a repeating unit derived from (meth)acrylamide of 40 to 97% by mass, and a repeating unit derived from a carboxy group-containing vinyl monomer of 3 to 60% by mass; and a ratio of the second polymer to the first polymer is 4 to 250.
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