Analysis of the advantages and disadvantages of PP plastic bottles

This period of time has been introduced with some articles about PET plastic bottles, ignore is introduced because of the many features of the same reason, the market has been compared with PET, PP plastic bottles. General PP plastic packaging bottles of adding 0. 1% - 0. Sorbitol 4% xylene nucleating agent, after blowing extrusion, blowing, injection and kneading method can output high lit PP plastic packaging bottles. Bottle type PP plastic bottles and heat-resistant function good, sensitive, peace, health, and the taste of contents insist said, playing stock money cheaper than PET, PS, PE, etc material. Although PET plastic bottles understanding of the mainstream choice cosmetics manufacturer packaging, but with the modified resin, anti-reflection and mechanical equipment skills development, from time to time make PP container instead of glass, PET and PVC container, has broad market prospects. PP plastic bottles used in the cosmetic packing market scale has gradually come near PET bottle. The basic information of the PP plastic polypropylene ( PP) Applications: microwave tableware, POTS, plastic buckets, thermos bottle shell, woven bags, etc. Features: high chemical stability, health, good performance, high heat resistance. The microwave tableware can choose mark wording, PP plastic products. Toxicity: non-toxic, harmless to the human body. There are three kinds of the polymer can be three-dimensional structure: the isotactic and syndiotactic, atactic polypropylene, the former two can crystallize, the latter could not. Commercially available basic listed isotactic polypropylene product structure, melting point of 164 ~ 170 degrees Celsius, crystallization density 0. 935 grams/cubic centimeter, the clean part 0. 851 grams per cubic centimeter. PP is the chief drawback of easy oxidation ageing. Now with adding antioxidant and uv absorber and overcome them. PP plastic bottles and what advantage? Although so far, have not found better or better material instead of PET plastic bottles. But PP bottle is one-step injection blow main heating and ldpe-g-nvp was molded PP bottle blow molding machine of is lit, the advantages of strong, heat-resisting, the price is lower than other plastic, can be hot filling deposit 100 ℃, and the general PET bottle filling can not higher than the glass transition temperature of 76 ℃. PP about PET5 times of water isolation function, PP preform quality produced with than PET preform quality produced with lower price. PP bottle than PET bottle recycling time is long. If you want to customize cosmetic plastic packaging bottles, please contact cosmetic packaging bottle manufacturers.
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