发明名称 AGRICULTURAL COVERING MATERIAL
摘要 The purpose of the present invention is to provide an agricultural covering material which has a high light transmittance so that it accelerates the growth of crops and has visual confirmation properties to the inside thereof for cultivators, which has a good growth acceleration effect due to heat retention of soil temperature, can suppress ingress of excess amounts of rainwater, has excellent evenness such as a low unevenness in strength and effective prevention of harmful insects which will fly and gather, and which has proper air-permeability. The agricultural covering material of the present invention includes a nonwoven fabric laminate having (i) a light transmittance of 80% or more, (ii) an air-permeability of 50 to 400 cm 3 /cm 2 /sec and (iii) a basis weight of 10 to 30 g/cm 2 .
申请公布号 EP2742797(A1) 申请公布日期 2014.06.18
申请号 EP20120822730 申请日期 2012.08.08
申请人 MITSUI CHEMICALS, INC. 发明人 ICHIKAWA, TARO;TSUDA, TAKESHI
分类号 A01G13/02;A01G9/14;D04H1/544;D04H3/16 主分类号 A01G13/02
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