Heat-preservation waterproof high-strength packaging bag and preparation process thereof

The invention relates to the field of packaging materials, and discloses a heat-preservation waterproof high-strength packaging bag and a preparation process thereof. A heat preservation waterproof high-strength packaging bag is made of composite paper, the composite paper comprises an outer waterpr...

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Bibliographische Detailangaben
Hauptverfasser:	WANG WENXIU, XU CHAO, XIE LONG, LYU DERAN, LAN HAIJIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE ADHESIVES CHEMISTRY 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 DYES 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 METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL PACKAGES PACKAGING ELEMENTS PACKING PAINTS PERFORMING OPERATIONS POLISHES STORING TRANSPORTING USE OF MATERIALS AS ADHESIVES
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Beschreibung
Zusammenfassung:	The invention relates to the field of packaging materials, and discloses a heat-preservation waterproof high-strength packaging bag and a preparation process thereof. A heat preservation waterproof high-strength packaging bag is made of composite paper, the composite paper comprises an outer waterproof layer, an outer paper layer, a first adhesive layer, a heat insulation buffer layer, a second adhesive layer, an inner paper layer and an inner waterproof layer which are sequentially arranged, and the first adhesive layer and the second adhesive layer are elastic adhesive layers; the preparation technology comprises the steps that S1, the first adhesive layer is attached to the heat insulation buffer layer and then attached to the outer paper layer, and heat preservation and drying are conducted; s2, the second adhesive layer is attached to a heat insulation buffer layer and then attached to an outer paper layer, and heat preservation and drying are conducted; s3, respectively coating the outer paper layer and