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Plastic waste management
- 1. Plasticshavemadesignificantcontributioninalmosteveryfield ofhumanactivitytoday– * agriculture, * medical, *Transportation, * piping, * electricalandheat insulation, * packaging, Manufacturing of household and electronic goods, furnitureandotheritemsofdailyorspecificuse. INTRODUCTION
- 2. Plastics are widelyused because of theirlight weight nature, durability, potential for diverse applications and low price. i. Hygienic –inert and chemical resistance ii. Light weight and non-breakability iii. Excellent barrier properties - enhancing shelf-life, iv. Superior impact resistance, v.Sterilizable and resistance to bacterial and other microbialGrowth, vi. Transparencyaswellas opacity. WHY PLASTIC USE?
- 3. A.RECYCLABLEPLASTICS (Thermoplastics): PET,HDPE,PVC,LDPE,PP , PS,etc. B.NON-RECYCLABLE PLASTICS (Thermoset&others): Multilayer &Laminated Plastics, PUF ,Bakelite, Polycarbonate, Melamine, Nylon etc. CATEGORY OF PLASTIC
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- 5. MICROPLASTICS(1to<5mm) MESOPLASTICS(2–20mm) MACROPLASTICS(≥25mm). EFFECTS: These plasticshasthepotential toharmfish andotherwildlifeinoceanbyentanglingand plastics beingeatenby creatures. Ina2006reportknownas plasticdebrisin theworld’s oceans,itwasestimated267 animalspecies suffered. Types of PLASTIC ( BASED ON SIZE)
- 6. TECHNOLOGIES FOR PLASTIC WASTEMANAGEMENT (PWM)
- 7. PLASTIC WASTE MANAGEMENT Conventional technology New T echnology RECYCLING INCINERA TION LANDFILLING POLYMERBLENDERED BITUMEN ROADS CO-PROCESSINGIN CEMENTKILNS PLASMAPYROL YSIS LIQUID FUEL
- 8. The processofroad lyingusing wasteplasticsis designed andthetechniqueis being implemented successfullyfor theconstructionofflexible roadsat variousplacesinIndia. Plastic waste collection, segregation & storage Cleaning & drying of Plastic waste . Shredding plastic waste into required size (2 to 4 mm). Stone aggregate (granite,ceramic) heated around 160°C-170°C. coated aggregate mixed with hot bitumen at temperature ranges from 155°C-163°C. Utilization of Plastic Waste In Road Construction
- 9. Wastematerialsuchas plasticwasteusedforco- processing. Cementproducersor powerplantscansave fossilfuelandraw materialconsumption, contributingmoreeco- efficientproduction. CO-processing of Plastic Waste as Alternative Fuel And Raw Material (AFR) In cement kilns and power plants
- 10. *It canacceptabroadrange of plastics,includingthosethatare unwashed, unsorted,orwhich are hardto recycle. PlasmaPyrolysisisa technology, whichput togetherthethermo-chemical propertiesofplasmawiththe pyrolysis process. Theextremeandversatile heat generationabilityof plasmapyrolysis technology enablesittodisposeofall typesofplastic waste. Thefueloilanddieselare condensedfromagaseous stateintoaliquidstate, which arecollectedasthe process continues.
- 11. BIODEGRADABLE PLASTICS A. PHV B.PHB C. PLA
- 12. BIO-BASEDPOL YMERS: Itusesarenewablecarbon sourceinsteadof traditional plasticsthat sourcecarbon fromfossil fuels. OneoftheBioplasticsare madefromPolyLactic Acid(PLA).Itismade usingdextrosefrom corn. Buttheseplasticswhen degradewillleadto evolutionofmethanegas whichisagreenhouse gas causesglobal warming.
- 13. * Recyclingensurethattheunwantedand discardedplasticswastedoesnotremaininroad sidenoritiscarried tothelandfill. *SoBetterthereductionofplasticsshouldbe done. HIERARCHY-TREE OF PMW
- 14. CONCLUSION *Recyclingofwasteplasticsisanefficientwaytoimprove the environmentalproblems. *Appropriateeducationprogrammes,measurementof sourcescanbe effectiveinpromotingchangesindisposalpracticesthatultimately reducetheamountsofplastic enteringtheenvironment. *PlasticWasteManagementhasassumedgreat significanceinpresent daycontext.Variousschemeshas tobeimplementedtomitigatethe impactsofplasticwaste acrosstheworld.
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