Vacuum bags for food categories even refer to all kinds of cardboard paper that can immediately touch the crystals, including inner packaging bags, outer packaging bags, paper bags, sequential paper cups, cartons, etc.". In recent years, plastic food categories have touched the original materials. The resulting "white grass and mustard" has a natural environment, and with the upgrade of everyone's defensive awareness, the market share of food category vacuum bags in the food category that touch the original material manufacturing work will continue to upgrade. Vacuum bag products have the following advantages : Rooted in) pan and easy to dissolve. Can be comprehensively applied, light weight, easy to package and print, etc." Pure paper is environmentally sanitary and non-toxic. It's harmless. However, from the beginning of the paper industry, the planting of green plants (such as trees, grass, etc.) to the final processing of paper products, there are various channels that will constitute food packaging bags containing harmful and harmful substances, and then Lead to environmental pollution problems in the category of packaged food. The roots of harmful substances in paper products have the following multiple levels: the original materials of the paper industry are contaminated. The original materials of food packaging materials include wood pulp, straw pulp and cotton pulp. At least, wood pulp is more environmentally sanitary, while straw pulp and cotton pulp may cause paper pulp residues due to the use of chemical fertilizers during the growth and development of crops.” Another, because paper is crystallized by this kind of microorganisms, there are also original materials. If there is a risk of biological contamination, add preservatives in the whole process of manufacturing, papermaking, etc., adding various preservatives, such as fluorescent brighteners, defoamers, pesticide fungicides, and oil repellents during papermaking, papermaking industry and event production and processing. Agents, anti-fungal agents, coloring agents, etc., will cause environmental pollution to food in the whole process of use. F side thoroughly recommends various commonly used preservative vacuum bag manufacturers.
