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US 2026/0237684 A1Published application
Collector for bipolar secondary battery and bipolar secondary battery
AssigneeToyota Jidosha Kabushiki Kaisha
InventorsTomoyuki UEZONO, Hiroyuki YAMAGUCHI, Keisuke OMORI, Nariaki MIKI, Noriyuki WADA
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Abstract
A collector for a bipolar secondary battery includes a conductive filler and a resin binder, in which the conductive filler has at least one form selected from the group consisting of a spike-shaped form, a structure-shaped form, and a sphere-shaped form, and has a D90 of 1.7 times or more and less than 5.2 times a thickness of a matrix that disperses and holds the conductive filler in the collector.
Claims6
A collector for a bipolar secondary battery, the collector comprising:
- a conductive filler;
- and
- a resin binder,
- wherein the conductive filler has at least one form selected from the group consisting of a spike-shaped form, a structure-shaped form, and a sphere-shaped form, and has D90 with 1.7 times or more and less than 5.2 times a thickness of a matrix that disperses and holds the conductive filler in the collector.
1 more element
Dependencies are inferred from the claim text.