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Title:
CURTAIN FOR PROTECTED AGRICULTURE
Document Type and Number:
Japanese Patent JP3220407
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To provide a curtain for protected agriculture with an excellent heat insulation property capable of dissolving a goldfish basin phenomenon at a low cost and suppressing the disease damage of field crops grown inside a house without using agricultural chemicals.
SOLUTION: For this curtain 1 for the protected agriculture composed of a curtain material 2 provided with the plural small holes 3, the diameter of the small hole 3 is equal to or more than 0.1mm and not more than 2.0mm, the number of the small holes 3 is 1-10,000 pieces per surface area 100cm2 of the curtain material 2 and a hydrophilic film 4 for covering the small holes 3 is formed on the side of the back surface 2a of the curtain material 2. Preferably, the hydrophilic film 4 is a coating film formed by applying hydrophilic coating liquid whose main components are an inorganic hydrophilic colloid material and a hydrophilic organic compound.


Inventors:
Junzo Tsujimoto
Kunihiko Tsunoda
Application Number:
JP7897197A
Publication Date:
October 22, 2001
Filing Date:
March 13, 1997
Export Citation:
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Assignee:
Mikado Chemical Co., Ltd.
International Classes:
A01G9/14; B32B3/24; B32B5/18; (IPC1-7): A01G9/14
Domestic Patent References:
JP8295876A
JP8225671A
JP6145389A
JP5795928U
Attorney, Agent or Firm:
Eiichi Maruyama