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食品包装袋的印刷分类

作者:     来源:       时间:2019-10-22 10:15:13

从各种款式和五颜六色的包装来看,我们可以发现,目前的商品包装不仅是实用的、商业的,而且它的艺术性不能被忽略。铝箔袋依据大气压原理进行的,真空袋的主要作用是除氧,以有利于防止食品霉烂变质。真空包装就是把包装袋内和食品细胞内的氧气用抽气机抽掉,使微生物失去“生存环境”的过程。真空袋还能防止食品氧化,使食品不变味,变质减少维生素A和C的损失。牛皮纸食品包装袋具有环保、简约、美观等优点,被各大食品厂商以及广大消费者深深喜爱着,所以牛皮纸逐渐被运用得更广范围。塑料包装袋生产厂家质地柔软,透明度好,是一种新型环保材料,遇水溶化,原料均由日本进口,价格昂贵,在国外应用较为广泛。作为包装印刷的主流技术,凹版印刷,特别是凹版制版,也应加强与包装的交流与发展。本文仅对凹版印刷制版前生产中的一些经验进行总结,并与同行分享。北京铝箔袋

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