Edible extracted konjaku flour composite food package film and preparation method thereof

• Main Authors: JIPING YI, ZHENGJIONG ZHENG, MIYANG SHI
• Format: Patent
• Language: Chinese; English
• Published: 15.09.2004
• Edition: 7
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; 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; FOODS OR FOODSTUFFS; FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BYSUBCLASSES A23B - A23J; GENERAL PROCESSES OF COMPOUNDING; HANDLING THIN OR FILAMENTARY MATERIAL; HUMAN NECESSITIES; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL; SHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY ASINGLE OTHER SUBCLASS; STORING; THEIR PREPARATION OR CHEMICAL WORKING-UP; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OFNUTRITIVE QUALITIES, PHYSICAL TREATMENT; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES; TRANSPORTING; WORKING-UP

本发明涉及一种可食性魔芋精粉复合食品包装膜，由魔芋精粉、褐藻酸盐、增塑剂、固化剂等组成。其制法为：将魔芋精粉和褐藻酸盐的混合物加水混炼，加入增塑剂制成胶浆液；采用流延干法成膜；然后交联固化、脱水、干燥即得所需食品包装膜。本发明具有透明度高，强度高，抗水性和抗油脂性好的特点。发明中的成膜物质均为天然、可再生的材料，原料充足、广泛，有营养可食用，成膜物中魔芋葡甘聚糖及褐藻酸盐本身是食物纤维，对人体具有生理保健功能，可为人体提供一定营养素。本发明制备工艺流程简单，成膜固化快，干燥后膜易揭，投资少，成本低，制膜过程中无导致污染的水、气等有害物排放，安全性高。 The edible konjak flour composite food packaging film is formed from konjak flour, alginate, plasticizer and solidifying agent, and its production method includes the following steps: adding water into the mixture of konjak flour and alginate, mixing them, adding plasticizer to obtain colloidal paste liquor, adopting doctor-blade casting process tof rom film, then cross-linking, solidifying, dewatering and drying so as to obtain the invented required food packaging film with high transparency, high strength, water-proofing property and oil-fat resistance. Said packaging film has rich nutrients, and can be eaten.