OLEFINIC RESIN CONTAINER

• Main Authors: MORI KENICHI, TOSAKA YASUHIRO
• Format: Patent
• Language: English; Japanese
• Published: 19.06.2023
• 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; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; STORING; TRANSPORTING

To provide an olefinic resin container that is eco-friendly and has excellent ESCR resistance, high mechanical strength, an excellent self-standing property, chemical resistance and low leachability, and excellent cleanliness.SOLUTION: An olefinic resin container comprises a laminated structure of: a first layer comprising a petroleum-derived olefinic resin; and a second layer composed of an olefinic resin composition comprising a petroleum-derived olefinic resin 100 pts.wt. and a biomass-derived polyolefin resin 35-200 pts.wt., wherein the first layer is an inside layer and the second layer is an outside layer.SELECTED DRAWING: None 【課題】本発明は、環境に優しく、耐ＥＳＣＲ性に優れ、且つ、機械的強度が高く、自立性が優れ、耐薬品性及び低溶出性でクリーン性に優れたオレフィン系樹脂容器を提供する。【解決手段】石油由来のオレフィン系樹脂よりなる第１層と石油由来のオレフィン系樹脂１００重量部とバイオマス由来のポリオレフィン系樹脂３５～２００重量部からなるオレフィン系樹脂組成物よりなる第２層が積層されてなり、第１層が内側の層であり、第２層が外側の層であることを特徴とするオレフィン系樹脂容器。【選択図】なし