Food packaging material analysis

Food packaging material analysis of time: 2020 - 04 - 22 usually plastic food packaging products in synthetic resin as the main raw material, adding the right amount of plasticizer ( The plasticizer) , stabilizer, antioxidant and other additives, must be processed under the condition of plasticizing. Food package is polyethylene (commonly used plastic PE) And polypropylene ( PP) , polyester ( PET) And polyvinyl chloride ( PVC) 。 Meanwhile, polyethylene ( PE) And polypropylene ( PP) Its non-toxic, during processing, the addition of plasticizer rarely even basic does not increase, thus polyethylene ( PE) And polypropylene ( PP) Is cleaning, security, good packaging material. About the PVC ( PVC) The finished product, experts say, the addition of the plasticizer is more, in high temperature or grease, can move plasticizer, is now rarely used for packing food directly. The commonly used bottles on the market according to the raw material is polyethylene terephthalate ( PET) And high density polyethylene ( HDPE) Two kinds. PET bottle used for holding more mineral water, carbonated drinks, etc. ; HDPE bottles for milk, etc. Experts remind all the bottles are usually only can be applied at a time, try not to repeat use, more cannot load of hot water or hot drink. Some consumers use alcohol beverage bottle filling, vinegar, soy sauce and other condiments are not. According to the reporter know, there was a 12-year-old girl was reported that the united Arab emirates (uae) after 16 months with the same water bottles of water and cancer. With plastic wrap to see raw material label on is also made of plastic raw materials food plastic wrap, people how to correctly use? Experts say that food preservative film according to the raw materials can be divided into polyethylene ( PE) , PVC ( PVC) Other varieties. PE cling film can be used in all kinds of foods, such as meat, cooked food, grease food, bean products, vegetables, fruit, such as protection and packaging. Experts think that, even with a plastic wrap labeling temperature microwave heating use or can use and suggest use should also be careful, because so far, there is no prestige test data indicate under the condition of the PE cling film is safe. While the PVC cling film cannot touch with grease food, not the microwave, no high temperature use. In an article: the widespread use of PVC packaging bags reasons next article: PE in packaging materials, a variety of purposes
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