HYDROGENATION

HYDROGENATION PowerPoint PPT Presentation


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Vegetable oil. Seventy five (75) % of world edible oil is vegetable oilShorteningMargarineMayonnaiseConfectionary fatLess desirable for salad and frying oil, Why?. Hydrogenation. Definition : To treat oil with H2 and catalyst to decrease double bonds and increase saturated bonds.Reaction

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HYDROGENATION

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1. HYDROGENATION

2. Vegetable oil

3. Hydrogenation

4. Hydrogenation

5. Hydrogenation Reaction Rate

6. Hydrogenation Steps of Oils

7. Transfer and Diffusion

8. Schematic Diagram of Hydrogenation

9. Schematic Diagram of Hydrogenation

10. Schematic Diagram of Hydrogenation

11. Formation of Double Bond Migration and Transisomers during Hydrogenation

12. Formation of Double Bond Migration and Transisomers during Hydrogenation

13. Conjugated Fatty Acids Formation

14. Adsorption

15. Fatty Acid Compositions of Partially Hydrogenated Oleic Acid

16. Hydrogenation Scheme

17. Selectivity

18. Selectivity for Hydrogenation

19. Why does selectivity important in hydrogenation?

20. How can we increase the linoleic acid selectivity ratio?

21. Hydrogenation of Soybean Oil

22. Catalysts

23. Double-bond migration to form conjugated trans-fatty acids.

24. Triglyceride Stereospecificity

25. Catalyst Activity

26. Production of Simulated Olive Oil from Soybean Oil by Chromium Carbonyl

27. Production of Simulated Cocoa Butter from Hydrogenated Cottonseed Oil by Chromium Carbonyl

28. FACTORS AFFECTING HYDROGENATION

29. Effects of Pressure and Temperature on Trans-Unsaturation at 80 I.V. Soybean Oil

30. Effects of Pressure and Temperature on Trans-Unsaturation at 80 I.V. Soybean Oil

31. Effects of Pressure, Temperature, and Catalyst on Selectivity Ratio

32. Effects of Pressure, Temperature, and Catalyst on Selectivity Ratio

33. Effects of Pressure, Temperature, and Catalyst on Selectivity Ratio

34. Effects of Agitation and Catalyst Concentration on Selectivity Ratio

35. Effects of Agitation and Catalyst Concentration on Selectivity Ratio

36. Effects of Pressure and Temperature on Selectivity Rate

37. Effects of Pressure and Temperature on SR

38. Effects of Agitation and Catalyst Concentration on Hydrogenation Rate

39. Effects of Agitation and Catalyst Concentration on Hydrogenation Rate

40. Factors Affecting Hydrogenation

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