PHOTOCATALYST-COATED BODY

Title:

PHOTOCATALYST-COATED BODY

Document Type and Number:

WIPO Patent Application WO/2011/118781

Kind Code:

A1

Abstract:

Disclosed is a photocatalyst-coated body that is superior in photocatalytic degradability while reducing the amount of photocatalyst included in a photocatalyst layer. The photocatalyst-coated body is provided with at least a base material, a photocatalyst layer comprising photocatalyst particles, and an intermediate layer disposed in between the aforementioned base material and the aforementioned photocatalyst layer so as to come into contact with the bottom of the aforementioned photocatalyst layer. The aforementioned intermediate layer comprises at least silicon-modified resin and a minimum of one type of bead chosen from a group consisting of resin beads, hollow glass beads and hollow ceramic beads. Said beads form a projection at the interface between the aforementioned intermediate layer and the aforementioned photocatalyst layer, wherein said projection is caused by the shape of the interface.

Inventors:

HAYAKAWA, Makoto (1-1 Nakashima 2-chome, Kokurakita-ku, Kitakyushu-sh, Fukuoka 01, 〒8028601, JP)
早川　信 (〒01 福岡県北九州市小倉北区中島２丁目１番１号　ＴＯＴＯ株式会社内 Fukuoka, 〒8028601, JP)
OKUBO, Koji (1-1 Nakashima 2-chome, Kokurakita-ku, Kitakyushu-sh, Fukuoka 01, 〒8028601, JP)
大久保　康次 (〒01 福岡県北九州市小倉北区中島２丁目１番１号　ＴＯＴＯ株式会社内 Fukuoka, 〒8028601, JP)
NAKANO, Hiroshi (1-1 Nakashima 2-chome, Kokurakita-ku, Kitakyushu-sh, Fukuoka 01, 〒8028601, JP)
中野　浩 (〒01 福岡県北九州市小倉北区中島２丁目１番１号　ＴＯＴＯ株式会社内 Fukuoka, 〒8028601, JP)

Application Number:

JP2011/057384

Publication Date:

September 29, 2011

Filing Date:

March 25, 2011

Export Citation:

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Assignee:

TOTO LTD. (1-1 Nakashima 2-chome, Kokurakita-ku Kitakyushu-sh, Fukuoka 01, 〒8028601, JP)
ＴＯＴＯ株式会社 (〒01 福岡県北九州市小倉北区中島２丁目１番１号 Fukuoka, 〒8028601, JP)
HAYAKAWA, Makoto (1-1 Nakashima 2-chome, Kokurakita-ku, Kitakyushu-sh, Fukuoka 01, 〒8028601, JP)
早川　信 (〒01 福岡県北九州市小倉北区中島２丁目１番１号　ＴＯＴＯ株式会社内 Fukuoka, 〒8028601, JP)
OKUBO, Koji (1-1 Nakashima 2-chome, Kokurakita-ku, Kitakyushu-sh, Fukuoka 01, 〒8028601, JP)
大久保　康次 (〒01 福岡県北九州市小倉北区中島２丁目１番１号　ＴＯＴＯ株式会社内 Fukuoka, 〒8028601, JP)
NAKANO, Hiroshi (1-1 Nakashima 2-chome, Kokurakita-ku, Kitakyushu-sh, Fukuoka 01, 〒8028601, JP)

International Classes:

B01J35/02; B05D5/00; C09D201/10

Attorney, Agent or Firm:

KONNO, Akio (Chiyoda Patent and Trademark Attorneys, Yurakucho Bldg. 4F 10-1, Yurakucho 1-chome, Chiyoda-k, Tokyo 06, 〒1000006, JP)

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