作者
G Gnanavel, VPMJ Valli, M Thirumarimurugan
发表日期
2012
来源
International journal of pharmaceutical and chemical sciences
卷号
1
期号
3
页码范围
670-673
简介
A plastic can be defined as a wide range of synthetic or semi-synthetic organic solids used in the manufacturing of products from Industries. These are typically polymers of high molecular mass, and may contain other substances to improve performance and/or reduce production costs. Monomers of plastic are either natural or synthetic organic compounds. With the excessive use of plastics and increasing pressure being placed on available capacities for plastic waste disposal, the need for biodegradable plastics and biodegradation of plastic wastes has lead to its increased importance in the past few years. Lack of degradability and the closing of landfill sites as well as growing water and land pollution problems have led to concern about plastics. Awareness of the waste problem and its impact on the environment has awakened new interest in the area of degradable polymers. The interest in environmental issues is growing and there are increasing demands to develop material which do not burden the environment are being carried out. The use of micro-organisms in the environment to metabolize the molecular structure of plastic films to produce an inert humus-like material that is less harmful to the environment, moreover understanding their interaction and the biochemical changes they undergo are highly important. In addition, the use of bio-active compounds compounded with swelling agents ensures that when it is combined with heat and moisture, they expand the plastics molecular structure and allow the bio-active compounds to metabolize and neutralize the plastic. This review looks at the technological advancement made in the …
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G Gnanavel, V Valli, M Thirumarimurugan - International journal of pharmaceutical and chemical …, 2012