PURPOSE: To obtain an easily tearable laminated packaging material holding properties contrary to each other of manual cutting properties, pinhole resistance and toughness and suitably used for the packaging of Japanese cake such as a bun with a bean-jam filling, a Japanese-style confection, sponge cake, red rice or a meat bun.
CONSTITUTION: An easily tearable laminated packaging material with an infratred two-color ratio of 2.0 or more is produced by uniaxially stretching a laminated film consisting of at least two layers of a highly stretchable resin film and a film consisting of 0-95wt.% of a highly stretchable resin and 100-5wt.% of a low stretchable resin at temp. equal to or lower than the m.p. or softening point of the low stretchable resin.
YAZAKI KATSUYA
YAMADA KAZUO
OSAWA MASAYUKI
