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Green Chemistry: Biodegradable Plastic Pilot Plant Design

Explore the process of designing a pilot plant for producing PHB biodegradable plastic, assessing feasibility, resources, and obstacles to achieve economic viability. Learn about the current status and future steps of the project.

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Green Chemistry: Biodegradable Plastic Pilot Plant Design

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  1. Team 16: The Chemies Laura Hamilton Mike Hall Dave Janke Briley Lambert It’s not easy being green -making a biodegradable plastic

  2. Outline • Review of Project • Design Norms • Feasibility • Resources • Obstacles • Current Status • Conclusion • Questions

  3. Review of Project Project Statement: To design a pilot plant to produce PHB and determine if the process is economically viable Project Objectives: • 60% overall conversion • Safe design • Economically feasible

  4. Review of Project Quick Chemistry • Starting materials: CO, propylene oxide • Catalyst 1: [(N,N’-bis(3,5-di-tert-butylsalicylidene) phenylenediamino)Al(THF)2][Co(CO)4]([(salph)Al (THF)2][Co(CO)4] • Intermediate: b-butyrolactone

  5. Review of Project Quick Chemistry • Intermediate: b-butyrolactone • Catalyst 2: (2-((2,6-diisopropylphenyl)amido)-4-((2,6-diisopropylphenyl)imino)-2-pentene)ZnOiPr • Final product: poly(beta-hydroxybutyrate) PHB

  6. Design Norms • Stewardship • Completely biodegradable • Trust • Safety Feasibility • Chemistry • Data • Safety • Economical

  7. Resources • Professor Coates, PhD • Cornell University • Created catalysts • Metabolix website • Industrial consultant

  8. Obstacles • Equipment design • Reactor • Extruder • Polymer processing • Heat transfer in reactors • Hand calculations • TIME!!!

  9. Current Status • PFD – base case • Research new equipment • Up-to-date with Milestones • PPFS • Web page • Meet with industrial consultant

  10. Preliminary Process Flow Diagram

  11. Current Status • PFD – base case • Research new equipment • Up-to-date with Milestones • PPFS • Web page • Meet with industrial consultant

  12. Questions??? “Questions are guaranteed in life; Answers aren’t.” -Anonymous

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