PREFORM, PLASTIC BOTTLE AND MANUFACTURING METHOD OF PLASTIC BOTTLE

To provide a preform, a plastic bottle and a manufacturing method of a plastic bottle, achieving high gas barrier properties maintained after blow molding.SOLUTION: A preform 23 includes a mouth part 26, a trunk part 27 connected to the mouth part 26 and a bottom part 28 connected to the trunk part...

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Bibliographische Detailangaben
Hauptverfasser:	SEKINE AKITOMO, EGUCHI MAKOTO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 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 MAKING GRANULES OR PREFORMS PACKAGES PACKAGING ELEMENTS PACKING PERFORMING OPERATIONS PREPARATION OR PRETREATMENT OF THE MATERIAL TO BESHAPED RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIALCONTAINING PLASTICS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS STORING TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	To provide a preform, a plastic bottle and a manufacturing method of a plastic bottle, achieving high gas barrier properties maintained after blow molding.SOLUTION: A preform 23 includes a mouth part 26, a trunk part 27 connected to the mouth part 26 and a bottom part 28 connected to the trunk part 27. The mouth part 26, the trunk part 27 and the bottom part 28 include an outer layer 25. The trunk part 27 and the bottom part 28 include an inner layer 24 located inside the outer layer 25. The outer layer 25 includes polyethylenefuranoate. The inner layer 24 includes virgin polyester, biomass-derived polyester, mechanically recycled polyester or chemically recycled polyester.SELECTED DRAWING: Figure 2 【課題】ブロー成形を施した後に高いガスバリア性を維持することが可能な、プリフォーム、プラスチックボトル及びプラスチックボトルの製造方法を提供する。【解決手段】プリフォーム２３は、口部２６と、口部２６に連結された胴部２７と、胴部２７に連結された底部２８と、を備えている。口部２６、胴部２７及び底部２８は、外層２５を含んでいる。胴部２７及び底部２８は、外層２５の内側に位置する内層２４を含んでいる。外層２５は、ポリエチレンフラノエートを含んでいる。内層２４は、バージンポリエステル、バイオマス由来ポリエステル、メカニカルリサイクルポリエステル又はケミカルリサイクルポリエステルを含んでいる。【選択図】図２