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    • 1. 发明公开
    • 방충필름 제조방법
    • 制造防护膜的方法
    • KR1020020002646A
    • 2002-01-10
    • KR1020000036874
    • 2000-06-30
    • 한화종합화학 주식회사
    • 양경선정원범홍종수이상우
    • B29D7/01
    • B29C47/0004B29C47/0021B29C47/0057B29D7/01C08K3/013C08K5/0058C08K9/10C08K2201/014C08L23/00C08L101/00
    • PURPOSE: A method for manufacturing an insect proofing film, especially appropriate for fruit bags, is provided to maintain insect-proof effect for an extended period of time, and to improve moisture transpiration. CONSTITUTION: The method for manufacturing an insect proofing film is comprised of the steps of: mixing 20-80 wt.% of polyolefin resin, 20-80 wt.% of inorganic filling agent, and 0.01-10 wt.% of capsule containing an insecticide, and melting the mixture; performing an inflation or t-die casting process on a resulting film; and elongating the film uniaxially or biaxially, making the total area of the film be within a range of from 1.5 times to 36 times of elongation ratio, which varies depending on the moisture transpiration required after manufacturing an original plate sheet.
    • 目的:提供特别适用于水果袋的防虫膜的制造方法,以在更长的时间内保持防虫效果,并改善水分蒸发。 构成:制造防虫膜的方法包括以下步骤:混合20-80重量%的聚烯烃树脂,20-80重量%的无机填充剂和0.01-10重量%的含有 杀虫剂,并融化混合物; 对所得膜进行充气或t压铸过程; 并且单轴或双轴拉伸膜,使膜的总面积在伸长率的1.5倍至36倍的范围内,这取决于制造原版印刷版后所需的水分蒸腾。