In a cool place, because pvc is exposed to the sun, it changes due to the effect of ultraviolet rays! In addition, it can not be placed in a place of high temperature to prevent plastic deformation! It is a low-value consumable product, updated quickly, long time discoloration. It is recommended to seal it well and dust it.
PVC plastic bag is PVC, it is one of the world's largest production of plastic products, cheap, widely used, polyvinyl chloride resin is white or light yellow powder. Different additives can be added according to different purposes. PVC plastics can exhibit different physical properties and mechanical properties. Adding an appropriate amount of plasticizer to PVC resin can make a variety of hard, soft and transparent products.
PVC is polyvinyl chloride, a plastic product synthesized from 43% oil and 57% salt. Compared with other kinds of plastic products, PVC uses raw materials more effectively and reduces fuel consumption. At the same time, the energy consumption of PVC manufacturing is also very low. And later in the use of PVC products, can be recycled and converted to other new products or incinerated to obtain energy. In the production of PVC, stabilizers are added, but the stabilizers are non-toxic and toxic. Only the addition of toxic stabilizers such as lead salts can cause hidden troubles. However, PVC products are mixed, and some small companies use lead salts as stabilizers, and it is difficult to meet relevant hygiene standards.
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