1. Development history of plastic bottles: In the 1980s […]
1. Development history of plastic bottles:
In the 1980s, with China's continuous introduction of advanced plastic bottle production lines from abroad, the prelude to "plastic" instead of "glass" was opened. Since then, plastic bottles have been widely used in the packaging field. Plastic bottles are mainly made of non-toxic high-molecular polymers such as high-density polyethylene (HDPE), polyester (PET), polypropylene (PP), and polycarbonate (PC), using advanced plastic molding technology And equipment to produce all kinds of plastic bottles, mainly containing various types of capsules, tablets, powders, granules, capsules, oral liquids and other solids and liquids.
Second, the use of plastic bottles:
At present, most of the medicines, nutraceuticals, various foods and beverages sold in the domestic market are packed in plastic bottles. You can go to pharmacies or supermarkets and you can find products packed in plastic bottles everywhere. . Medicines and nutraceuticals mainly use polyester bottles (PET bottles) and high-density polyethylene bottles (HDPE bottles), drinks mainly use polyester bottles (PET), and daily necessities such as shampoos and shower gels use high-density polyethylene There are many bottles (HDPE bottles). The biggest feature of plastic bottles is light weight, not fragile, clean and beautiful, and some of its technical indicators and a large number of data show that it has excellent chemical resistance, water vapor resistance, and sealing performance. The product plays the role of safety shielding and protection.