1. The square bottom bag has five printing surfaces, and there is enough space for manufacturers and product designers to make product description and pattern design.
2. The top of the square bottom bag is attached with a resealable zipper, which is not only convenient for consumers to reuse, but also can maintain the quality of cleaning powder and is not easy to solidify.
3. The bottom of the square bottom bag is flat and stable, especially like a carton, which is convenient for storage and beautiful in appearance.
4. The organ printing on both sides of the square bottom bag adopts high-speed gravure printing technology, with low overprint deviation and printing, making the products more eye-catching and eye-catching.
5. The material selection of square bottom bag is flexible and the design style is personalized.
6. The square bottom bag is suitable for personalized function design technology. Through the use of different composite material structures and additional functions, it can meet the specific needs of different pet foods? Such as: pressure resistance, air barrier, pressure drop, moisture barrier, light barrier, etc.
Polymer structure features:
⒈ linear structure. Polymer compounds with this structure are called linear polymer compounds
2. Type structure. The polymer compound with this structure is called type polymer compound. Some polymers have branched chains, called branched polymers, which belong to linear structure. Although some polymers have cross-linking between molecules, they have less cross-linking, which is called network structure and belongs to body structure. Two different structures exhibit two opposite properties.
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