PROBLEM TO BE SOLVED: To provide a bag by zipper for hot water treatment, which has satisfactory storage properties with excellent oxygen barrier properties and steam barrier properties, can be subjected to hot water treatment such as boiling, retort treatment or steam sterilization, and can be easily fitted again even when it is opened in use.SOLUTION: The bag by zipper 1 for hot water treatment uses a laminated film composed of a transparent vapor-deposited film having a metal oxide vapor-deposited thereon and a heat sealing film, and includes a zipper 2 having a zipper tape base 11 and an openable and closable fitting portion 9, which is held by horizontal heat seal portions 6 on both sides by heat sealing. Both ends of the zipper 11 are conformed to the ends of the horizontal heat seal portions 6, and a point seal 4 is performed except the vicinity of the ends of the horizontal heat seal portions 6 on both ends which hold the zipper 2 to crush and heat-seal the fitting portion 9.COPYRIGHT: (C)2013,JPO&INPIT【課題】 優れた酸素バリア性及び水蒸気バリア性で保存性がよく、ボイル、レトルト、水蒸気滅菌等の熱水処理を行え、かつ、使用時には開封しても容易に再嵌合することのできる熱水処理用ジッパー付き袋体を提供する。【解決手段】 金属酸化物を蒸着した透明蒸着フィルム及びヒートシール性フィルムとから構成された積層フィルムを用い、両側の横部ヒートシール部6にジッパーテープベース11と開閉自在な嵌合部9を有するジッパー2をヒートシールで挟持されてなる熱水処理用ジッパー付き袋体1であって、両側のジッパー11の端部と横部ヒートシール部6の端部とが一致し、ジッパー2を挟持する両側の横部ヒートシール部6の端部近傍を除いて、嵌合部9を潰してヒートシールをするポイントシール4を施してなることを特徴とする。【選択図】 図5
