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PET is a material that has entered medical plastic bottles in recent years. It is characterized by its high transparency, ability to see whether or not the drugs are deteriorating, and is particularly excellent in barrier properties against moisture. This greatly facilitates the preservation of medicines; it is easy to color or add some additives to meet specific requirements. (UV resistance). To improve the oxygen barrier. For copolymerization modification; such as the addition of phthalic acid.
Medical plastic bottle common sense
It is made of plastics that meet the requirements of medical and sanitary requirements; the types of plastics in practical use are: polyethylene (PE), polypropylene (PP), polystyrene (PS), and polyester (PET). Polyethylene is divided into high density (HDPE, 0.92-0.93g/cm3), etc. Polyethylene is used for making bottles, in addition to making bottles. Polypropylene has multiple grades and is a different copolymer modification product. Polystyrene has no melting point and is pure and brittle, so there are also many modified varieties, such as high impact polystyrene (HIPS).