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US 2025/0083101 A1Published application
Air cleaning device and air cleaning method
AssigneeHidec Co., Ltd.
InventorShigenobu OHKURA
Life of this patent
Estimating the term…
Abstract
In an air cleaning device (1) including a thin-plate array unit (20) that has a plurality of thin plates (21) arranged parallel to each other with gaps therebetween and that has a coating layer on each of front and rear surfaces of each thin plate (21) and also including an ultraviolet irradiator (35) that radiates ultraviolet light onto the coating layers, each coating layer is a metal-substituted hydroxyapatite layer in which a portion of calcium in calcium hydroxyapatite is substituted by metal selected from titanium, zirconium, iron, and tungsten.
Claims4
An air cleaning device comprising:
- a thin-plate array unit that has a plurality of thin plates arranged parallel to each other with gaps therebetween and that has a coating layer on each of front and rear surfaces of each thin plate;
- and
- an ultraviolet irradiator that radiates ultraviolet light onto the coating layers,
- wherein each coating layer is a metal-substituted hydroxyapatite layer in which a portion of calcium in calcium hydroxyapatite is substituted by metal selected from titanium, zirconium, iron, and tungsten.
1 more element
Dependencies are inferred from the claim text.