Unit 5 Biodegradable polymers for packaging
For a long time Polymers have supplied most of common packaging materials because they present several desired features softness, lightness and transparency.
However, increased use of synthetic packaging films has led to serious ecological problems due to their total non-biodegradability. Bio-plastics development is Just beginning; until now It cover approximately 5-10% of the current plastic market, about 50.000 t In Europe The European countres with the highest utaation of boplastics are Fance, Gemamy.
England, Netherland and faly but other countries uke Belsum, Austry, Spain and smtzerland are song to utilize it in indvidual applatons.