PACKAGING BAG AND FILM SHEET FOR PACKAGING BAG

PROBLEM TO BE SOLVED: To provide a packaging bag which can stably perform discharge of steam with a simple configuration, and a film sheet for the packaging bag.SOLUTION: A packaging bag holds a content in such a manner that a pair of film sheets are overlapped on each other and a circumference ther...

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Bibliographic Details
Main Authors WACHI HIDEAKI, AZUMA HISAO
Format Patent
LanguageEnglish
Japanese
Published 14.12.2017
Subjects
ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR
CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS
CONVEYING
HANDLING THIN OR FILAMENTARY MATERIAL
PACKAGES
PACKAGING ELEMENTS
PACKING
PERFORMING OPERATIONS
STORING
TRANSPORTING
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Summary:PROBLEM TO BE SOLVED: To provide a packaging bag which can stably perform discharge of steam with a simple configuration, and a film sheet for the packaging bag.SOLUTION: A packaging bag holds a content in such a manner that a pair of film sheets are overlapped on each other and a circumference thereof is closed. One film sheet of the pair of film sheets comprises an outer film, an inner film, and a release promotion layer located between the inner film and the outer film. Further, a hole, which penetrates the release promotion layer, the outer film and the inner film, is formed in said film sheet.SELECTED DRAWING: Figure 1 【課題】簡便な構成で、安定して蒸気の放出を行うことのできる包装袋及び包装袋用フィルムシートを提供する。【解決手段】本発明に係る包装袋は、一対のフィルムシートを重ね合わせて周縁を閉じることにより内容物を保持する包装袋であって、前記一対のフィルムシートの一方のフィルムシートは、外側フィルムと、内側フィルムと、前記内側フィルム及び前記外側フィルムの間に配置される剥離促進層と、を備え、さらに、前記剥離促進層、前記外側フィルム及び前記内側フィルムを貫通する穴が形成されたことを特徴とする。【選択図】図１
Bibliography:Application Number: JP20160113099