Potato starch as biodegradable plastic research paper
Please join StudyMode to read the full document. Substances used in the manufacturing brought forth various harmful chemicals which worsen over time. As the destructive compounds such as Chloroflourocarbon were introduced, the complete deprivation of the Ozone Layer starts. However, scientists and nature preservers alike managed to overthrow this hazard, but not entirely. To compensate for the damages, eco products were released.
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Eventually all petroleum-based material in food packaging will have to be replaced with bio-based material. Research done at Karlstad University shows that a mixture of starch and other polymers forms an equally effective protective barrier. Paper-based food packaging needs a coating to prevent water or oxygen from penetrating the packaging and spoiling the foodstuff inside. Usually this protective coating is manufactured from petroleum-based plastic. For several decades, researchers have been trying to find a good bio-based material to replace fossil-based raw materials. Research done at Karlstad University shows that a mixture of lignin from wood and starch from for example potatoes or maize potentially can fulfil this function just as well as plastic.
Facebook Twitter Linkedin. Since the beginning of the year, the use of all single-use plastic items such as produce bags, cutlery and cups in the area of Delhi is prohibited. A partial or total ban on plastic bags has been legislated in several other Indian cities too.