G - Physics – 02 – B
Patent
G - Physics
02
B
G02B 5/22 (2006.01) A01G 9/14 (2006.01) B32B 27/18 (2006.01)
Patent
CA 2177761
A polyolefin resin covering film having a first layer of a polyolefin resin and second and third layers which are provided on respective sides of the first layer and made of a polyolefin resin containing 20 wt. % or less of a polar group-containing vinyl monomer, in which the polyolefin resin covering film contains 6 to 50 wt. % of a IR absorber based on the weight of the covering film, and has a IR absorbance of 70 to 85 % at 27°C, which covering film is preferably used as a covering film of a green house or tunnel for protected horticulture to raise a strong-light produce.
Fujita Tsutomu
Kudo Aki
Nakanishi Mitsuko
Negawa Hideo
Sakaya Taiichi
Fujita Tsutomu
Kirby Eades Gale Baker
Kudo Aki
Nakanishi Mitsuko
Negawa Hideo
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