Why do plastic bottles still have food packaging and pharmaceutical packaging?

Author: mgg-Plastic bottle manufacturer

Plastics is just a collective, not to refer to a compound, but a numerous species, commonly included in six PE, PP, PS, PVC, ABS, PA. is called plastic, but it is completely different, depending on characteristics the use of. Like medical containers generally use PE, foods with PPs, and there are also wrong traders to use PS and PVC, which is a poisonous lunch box. A brief explanation of these six feature PEs are polyethylene plastics, stable chemical properties, usually produced food bags and various containers, acid, alkali-resistant, alkali, but should not wipe or soak with strong alkaline detergents.

PP is polypropylene plastic, non-toxic, odorless, can soaked in boiling water at 100 ° C, not damaged, common acid, and alkali organic solvents hardly work. More used in food. PS is polystyrene plastic, easy to color, transparent, mostly used to make lampshade, toothbrushes, toys, electrical components.

It is acid and alkali, but is soluble in chloroform, dichloroeth, banana water and other organic solvents. PVC is a polyvinyl chloride plastic, bright color, corrosion resistance, strong and durable, due to increased plasticizers, anti-aging agents such as plasticizers, anti-aging agents, etc., their products are generally not stored in food and drugs. ABS is a polymerized plastic with acrylonitrile, butadiene, styrene, which color is striking, hot, rugged, outer surface can be chrome, nickel, can make keys, buttons, tool holders, television enclosures, umbrella Wait.

PA is nylon plastic, its characteristics are tough, strong, wear-resistant, commonly used in making comb, toothbrush, hook, fan bones, net bag rope, fruit outer bag, etc. Non-toxic, but it is not allowed to contact the acid and alkali.