| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a heat seal container suitable for a container for packaging mainly a pre-fermentation type yogurt, sealing strength, opening strength and heat seal strength of which are maintained excellently and stably and which prevents content yogurt from adhering to a back surface of a lid effectively, in particular which prevents decreasing in adhesion prevention effect of a lid material by thermal effect received in manufacturing and heat sealing. <P>SOLUTION: In the heat sealing container using a lid material A with a content adhering prevention layer 6 composed of at least a base layer 1, a heat sealing layer 5 and a hydrophobic inorganic fine particle, the innermost layer 13A of a container body B is composed of a resin layer 13 comprised of an ethylene-vinyl acetate copolymer which includes vinyl acetate of 0.1 to 15 wt.%, preferably by 1.0 to 10 wt.% and melt flow rate at 190°C of which is 10g/10min or more, preferably by 15 g/10 min or more. <P>COPYRIGHT: (C)2012,JPO&INPIT |
