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US 2022/0190441 A1Published application
Separator for non-aqueous secondary battery and non-aqueous secondary battery
AssigneeTeijin Limited
InventorsHiroshi SAKURAI, Rika KURATANI, Satoshi NISHIKAWA
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Abstract
Provided is a separator for a non-aqueous secondary battery containing a porous substrate; and an adhesive porous layer that is provided on one side or on both sides of the porous substrate, and that contains a polyvinylidene fluoride type resin, an acrylic type resin and metal sulfate particles, in which an average primary particle diameter of the metal sulfate particles contained in the adhesive porous layer is from 0.01 μm to less than 0.30 μm.
Claims6
A separator for a non-aqueous secondary battery, the separator comprising:
- a porous substrate;
- and
- an adhesive porous layer that is provided on one side or on both sides of the porous substrate, and that contains a polyvinylidene fluoride type resin, an acrylic type resin and metal sulfate particles,
- wherein an average primary particle diameter of the metal sulfate particles contained in the adhesive porous layer is from 0.01 μm to less than 0.30 μm.
1 more element
Dependencies are inferred from the claim text.