Is pvc blister film an environmentally friendly green product?
pvc plastic film is also called pvc film. Its main raw material is polyvinyl chloride, which is usually yellowish translucent. This material is currently the most popular material in the market and can be used in the decoration industry. First of all, what is PVC? PVC material is a kind of plastic decorative material. It is a material made of polyvinyl chloride resin as the main raw material, adding an appropriate amount of anti-aging agent, modifier, etc., through mixing, calendering, vacuum forming and other processes. PVC material has the characteristics of light weight, heat insulation, heat preservation, moisture resistance, flame retardant, easy construction and so on. There are many specifications, colors and patterns, and it is very decorative. It can be used in the decoration of interior walls and ceilings of living rooms. It is one of the most widely used decorative materials in plastic materials. There are two substances in PVC blister film: one is VCM (vinyl chloride monomer) and the other is DEHA. If the composition of VCM is in the range of 1PPM (unit of measurement: one millionth), it is non-toxic. There is a possibility of cancer. However, for the PVC plastic wrap of a specific product, because it is used for food packaging, the production process will be different, and whether it is harmful to health needs to be analyzed in detail. There are three types of plastic wrap (according to the difference of vinyl masterbatch) The first one is polyethylene, referred to as PE, this material is mainly used for food packaging, such as the film we usually buy for fruits and vegetables, including The semi-finished products purchased in the supermarket are all made of this material; then the second one is called polyvinyl chloride, or PVC for short. This material can also be used for food packaging, but it has a certain impact on the safety of the human body. ; The third type is polyvinylidene chloride, referred to as PVDC, which is mainly used for the packaging of some cooked food, ham and other products. Therefore, pvc blister film is an environmentally friendly and green product, which meets the theme of our contemporary development.