Basics and Development of Packaging Bag

Composite Packaging Bag in Food Packing

We know that packaging is an integral part of the goods. Such as food packaging and food packaging box can protect the food, during the food distribution process from leaving the factory to the hands of consumers, it can prevent the food from biological, chemical, and physical damage, it can also keep food in a stable quality, it is convenient for human consumption, and the first performance of food appearance is the image to attract consumers, it has a value other than the material cost. Today many composite packing bags are used for food packaging and storage. Composite packaging bags is made by combining various materials of different properties together to improve the permeability of packaging materials’ moisture permeability, oil resistance, water resistance, chemical resistance, anti insect, dustproof properties, and the isolation to microbes and light as well as better mechanical strength and processing for performance of heat, cold, impact resistance. What’s more, it has good printing and decorative effect. Because of the special materials and features of composite stand up pouch bags, they are widely used in the packaging of ready-to-eat food products.

Purpose of Packaging Bags

The purpose of packaging is very simple, but its functions are of vital importance to products. Frist, physical protection. The stored food need to avoid pressure or impact, vibration, temperature and other phenomena. The packaging bags just provide this functions. Second, shell protection. The packing bag can separate food from the oxygen, water vapor, stains, by the anti-leakage is also a necessary factor for packaging design. Preserve food, clean, fresh and security is the primary function of the bags. Third, convey information on packaging and labeling to tell people how to use, pack, transport, recovery or disposal the food. Fourth, security. Safe packaging can play an important role in reducing the transportation security risks. The bags can also avoid food to go to the other commodities. Some food packaging is very solid and have anti-counterfeit labels, the role is to protect the interests of businessmen against loss. Laser logo, special colors, text messaging certification can be labeled on the bag.

Development of Bags Packaging

The the development of bags packaging has gone through four distinct phases: original bags packaging stages, big bags packaging stage, small bags packaging stage, so far, it gradually enters a new stage of environmental (green) bags packaging. The environmental protection wholesale packaging bags are now very common and widely applied in daily life. With the development of commodity economy, the packaging of the commodity itself is also growing significantly, it has become no longer attached to the commodity production of special products, a kind of all goods are inseparable from the widely used products.

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