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Keerthi

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  • 1. Green chemistry Created by keerthi cj & brother’s
  • 2. OUT LINES IN GREEN CHEMISRTRY GREEN CHENISTRY 1.INTRODUCTION 2.HISTORY 3.ADVANTAGES 4.PRINCIPLES 5.INNOVATION IN GREENCHEMISTRY 6.WHAT CAN GREEN CHEMISTRY DO. ??? 7.SELECTIONOF SOLVENT REACTIONS IN GREEN CHEMISTRY 8. EXAMPLES FOR GREEN CHEMISTRY
  • 3. 1.INTRODUCTION:-  Safe guard the earth  Paulanastas is one of the first person involved in green chemistry  Green chemistry prevent pollution at the source  Green chemistry eleminate the hazardous substances
  • 4. 2.History
  • 5. * Safer,more ResponsibleTo Use * Prevention of pollution,elimination of toxins no harmful * *VOLATILE ORGANIC COMPOUND 3.Advantages:-
  • 6. > PAULANASTAS & JOHNWARNER PROPOSED 12 PRINCIPLES:- 1. PREVENT WASTE:- 4.PRINCIPLES:-
  • 7. CHEMICALS & PRODUCTS 2.DESIGN SAFER CHEMICALS & PRODUCTS
  • 8. 3.DESIGN LESS HAZARDOUS CHEMICALSYNTYHESIS
  • 9. 4. USE RENEWABLE FEEDSTOCKS
  • 10. 5.USE CATALYSIS, NOT STOICHIOMETRIC REAGENTS
  • 11. 6. AVOID CHEMICAL DERIVATIVEES
  • 12. 7.MAXIMISE ATOM ECONOMY
  • 13. 8. USE SAFER SOLVENTS & REACTION CONDITIONS
  • 14. 9.INCREASE ENERGY EFFICIENCY
  • 15. 10.DESIGN CHEMICALS & PRODUCTSTO DEGRADE AFTER USE
  • 16. 11. ANALYSE IN REALTIMETO PREVENT POLLUTION
  • 17. 12.MINIMIZETHE POTENTIAL FOR ACCIDENTS
  • 18. -> 100% carbondioxide blowing agent for polystyrenefoam production -> Polylacticacid polymerisation products -> Carpet tile manufacture -> Inter esterfication of Oils & Fats 5.INNOVATION IN GREEN CHEMISTRY
  • 19. 6.WHAT CAN GREEN CHEMISTRY DO..????
  • 20.  AQUEOUS PHASE REACTION:- EX:- NAILPOLISH, COSMETICS 1. 2. 7.SELECTION OF SOLVENT PHASE REACTION S IN GREEN CHEMISTRY
  • 21.  Reations in ionic liquids EX:- 1-BUTYL-3 METHYLIMIDAZOLIUM CHLOROALUMINATE
  • 22. EXAMPLES FOR GREEN CHEMISTRY 1. . 2.
  • 23. ACKNOWLEDGMENT:- I WOULD LIKE THANK TO OUR VIJAYAM DEGREE COLLEGE FOR GIVING THIS OPPORTUNITY IN FRONT OF YOU AND OUR FACULTY PRASAD SIR ,NALNI MAM & MY BROTHER’S !!!!!!!!!!!!!!!!!!!!!
  • 24. •CREATED BY PRINCEHARI & KINGSAI