Unit_8_-_Plastic_Packaging (3)

Unit_8_-_Plastic_Packaging (3) - to get PVC banned in...

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8.6.8 Polyvinyl Chloride (PVC) - #3 Polyvinyl chloride is abbreviated as PVC, but the SPI code is V for vinyl. Some suspect that the PVC industry did some lobbying to get the designation changed to V, hoping that people would perceive “vinyl” as more “friendly” than polyvinyl chloride, due to negative association of chlorine with environmental and health problems. You will read below that “vinyl” has its own negative connotations, however! PVC is a very tough film with excellent clarity. At one time there were many packaging professionals who felt that PVC would become the "standard" packaging plastic; however, this has not happened. One of the primary reasons is the presence of chlorine in the PVC molecule. If PVC is burned, the chemical processes involved in combustion may produce dioxin, a very poisonous and carcinogenic material. Certain environmental groups have used this fact to try
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Unformatted text preview: to get PVC banned in various countries. Another reason for unpopularity of PVC with some groups is the "vinyl" in the name. Several years ago, there was a series of news stories about the dangers of working in plants which produce vinyl. The stories disclosed increased risk of cancer and other health problems among the workers. As a result of these negative influences, PVC use has been generally confined to manufacture bottles for non-food products, such as shampoo and hair conditioner, thermoformed blister packages of various types, stretch film, and a few other applications. There is an on-going process of converting packages for many products from glass, metal, and other plastics to PET. One reason is that many local curbside collection recycling systems will accept PET containers for recycling. PET Bottles...
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This note was uploaded on 03/04/2012 for the course PKG 101 taught by Professor Haroldhughes during the Spring '08 term at Michigan State University.

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