Title:
SHEET-TYPE ENVIRONMENT PURIFYING DEVICE
Document Type and Number:
Japanese Patent JP3245717
Kind Code:
B2
Abstract:
PURPOSE: To provide an effective device to decompose and remove environmental polluting matter of rather low density diffused in an environment such as air, sea, river, lake, etc.
CONSTITUTION: This sheet-type environment purifying device consists of a transparent sheet-type protective layer 4 which is transparent for from visible light to UV rays, a porous layer 2 having selective transmittance or selective adsorption for specified environmental polluting matter, and a photocatalyst 3 of a carrier thin layer with deposition of photocatalyst 3 held between the protective layer 4 and the porous layer 2. Environmental polluting matter diffused in an environment can be decomposed and removed by the photocatalyst 3 with energy of light as the main driving force.
Inventors:
Akira Kidoguchi
Application Number:
JP20955191A
Publication Date:
January 15, 2002
Filing Date:
August 21, 1991
Export Citation:
Assignee:
Mitsui Shipbuilding Co., Ltd.
International Classes:
B01J35/02; C02F1/30; B01D53/86; (IPC1-7): B01D53/86; B01J35/02; C02F1/30
Domestic Patent References:
| JP190035A | ||||
| JP6044053A |
Attorney, Agent or Firm:
Tatsuyuki Unuma