Popcorn cartoon bag

For the safety of popcorn cartoon packaging bag, in addition to the choice of packaging materials, packaging printing graphics used in the safety of the ink can not be ignored. The ink printed on the cartoon bag of popcorn is also one of the important factors affecting the safety of packaged food, especially the food plastic flexible packaging.

The oil flat printed on the cartoon bag of popcorn should be used according to the food safety requirements. Special oil for Food printing "This means that the ingredients in the oil -- toner (pigment), bonding material (resin) and solvent are made from raw materials that are naturally green to eat or do not contaminate the food, so the hygiene and safety of packaged food must be ensured. However, due to the limitation of the printing characteristics of packaging materials, it is still a good wish or ideal to use "special oil for food printing" to print plastic film. So no matter what kind of oil is used to print the food packaging, as long as it comes into contact with the food packaging, the food will be contaminated. And the larger the printing area, the larger the color difference, the more original the oil layer, the lower the food safety.

Especially for the internal materials of food flexible packaging, if the barrier is slightly poor, printing oil or some substances in the packaging will penetrate and contaminate each other, endangering people's health and safety. In short, the larger the area of printing oil villa (coloring) on food packaging, the more color, the thicker the villa layer required for printing oil, the lower the safety of packaged food. This can not only save packaging costs, but also reduce the printing amount of ink, conducive to environmental protection, improve packaging safety, ensure food safety.