Composite casing film containing grafted adhesive

• Main Authors: XIANG SUYUN, SUN QIANG, KAO JILIN, YUAN WEIJIE
• Format: Patent
• Language: English
• Published: 22.07.2015
• Subjects: BUTCHERING; HUMAN NECESSITIES; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; MEAT TREATMENT; PERFORMING OPERATIONS; PROCESSING MEAT, POULTRY, OR FISH; PROCESSING POULTRY OR FISH; TRANSPORTING

The utility model relates to a composite casing film and in particular relates to a composite casing film containing grafted adhesive. The composite casing film sequentially comprises an inner PE (Poly Ethylene) layer, a grafted adhesive coating and an outer polystyrene layer from inside to outside, wherein the inner PE layer is an inner surface layer, the outer polystyrene layer is an outer surface layer, the thickness of the inner PE layer is 3-10mum, the thickness of the grafted adhesive coating is 2-8mum, and the thickness of the outer polystyrene layer is 2-10mum. According to the composite casing film, other processing additives are not required to be added, the casing film having high barrier property can be obtained, can meet the special requirements of ham sausage package and the like, and can replace a PVDC (Polyvinyl Dichloride) casing film high in cost, and therefore, the processing cost is reduced greatly, the process is simple and the composite casing film is suitable for industrial production.