Nowadays, people's purchasing power for fast-moving consumer goods is also increasing. The rapid development of the fast-moving consumer goods market has also led to the rise of the food packaging industry. Nowadays, the types and uses of food packaging are very wide. Good packaging can make products establish a high-quality image, improve product competitiveness, and promote product sales.
There are many ways to classify food packaging. If classified according to technology, it can be divided into: moisture-proof packaging, waterproof packaging, mildew-proof packaging, fresh-keeping packaging, quick-frozen packaging, breathable packaging, microwave sterilization packaging, aseptic packaging, inflatable packaging, vacuum packaging, deoxygenation packaging, blister packaging, stickers Body packaging, stretch packaging, retort bag packaging, etc. The various packages mentioned above are all made of different composite materials, and their packaging characteristics correspond to the requirements of different foods, and can effectively maintain the quality and stable functions of the food itself.
Products packaged in stand-up bags are very convenient for shoppers: because it is soft plastic packaging, light in weight, not easy to damage, shopping bags will not be broken by hard packaging, and it is easier to dispose of than bottles. Plus zipper stand-up pouches can be refilled; nozzle stand-up pouches make food more convenient to pour; perfect printing quality can help retailers to attract consumers' attention; stand-up pouches, cans, packaging are less restricted by regulations, etc. The current stand-up pouch technology can realize many dreams, which is an excellent market opportunity for soft plastic manufacturers. Some people in the industry also pointed out that with the introduction of high-capacity bagging automation equipment, the development potential of flexible packaging bags is increasing.
The nozzle bag became popular in the 1990s. It is a flexible packaging bag with a horizontal support structure at the bottom and a nozzle on the top or side. It can stand on its own without any support, so it is named a self-supporting nozzle bag.
It is a relatively new form of packaging, which has advantages in many aspects such as improving product grades, enhancing shelf visual effects, portable, easy to use, fresh-keeping and sealability.
The stand-up pouch is made of laminated PET/PA/PET/PE structure, and can also have 2 layers, 3 layers and other specifications of materials, depending on the different products to be packaged, an oxygen barrier protective layer can be added as needed to reduce the oxygen permeability rate , Extend the shelf life of the product. Ordinary stand-up pouches and general stand-up pouches adopt the form of four sealing edges, which cannot be reclosed and opened repeatedly; stand-up pouches with suction nozzles are more convenient to dump or absorb the contents, and can be reclosed and opened repeatedly, which can be considered as stand-up pouches and stand-up pouches. Combination of ordinary bottle mouth; mouth-like stand-up pouch combines the convenience of a stand-up pouch with a suction nozzle and the cheapness of an ordinary stand-up pouch, that is, the function of the suction nozzle is realized through the shape of the bag itself, but the mouth-like stand-up pouch cannot be repeated Sealing; special-shaped stand-up pouches are new stand-up pouches of various shapes produced by changing the traditional bag shape according to packaging needs, such as waist design, bottom deformation design, handle design, etc., which are the current value-added stand-up pouches. main direction of development.
Stand-up pouch packaging is widely used in soybean milk products. Compared with other packaging, stand-up pouch packaging is clean and convenient. You can open it if you want to drink it, and screw it on if you don’t want to drink it without waste. Moreover, it can meet different sterilization and storage conditions in the production of soymilk. It can be guaranteed for 3 to 5 days under refrigerated conditions, or about 1 month under normal temperature conditions. At the same time, breakfast soy milk and soy milk that are made and sold now are also packaged in stand-up bags.