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US 2022/0176284 A1Published application
Air filter medium and air filter product
AssigneeDaikin Industries, Ltd.
InventorsSatoshi HARA, Hiroaki SHINTANI, Yoshitaka ITO
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Abstract
Provided are an air filter medium and an air filter product that can have a long life. The air filter medium includes a filter medium layer that includes first fibers having an average fiber diameter of not less than 5 μm and not greater than 50 μm and second fibers disposed in gaps between the first fibers and having an average fiber diameter of not less than 30 nm and not greater than 1 μm.
Claims20
An air filter medium comprising:
- a filter medium layer that includes
- first fibers having an average fiber diameter not less than 5 μm and not greater than 50 μm, and
- second fibers disposed in gaps between the first fibers and having an average fiber diameter not less than 30 nm and not greater than 1 μm.
Dependencies are inferred from the claim text.