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Substantially Conductive Polymers

Substantially Conductive Polymers. Part 03. Synthesis. Possible Polymerization Mechanism of Acetylene (via the metal-carbene intermediate). metallocycle. metal-carbene. Insoluble Infusible Intractable. Solubility Improvement of Polyacetylenes (via incorporation of substituents).

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Substantially Conductive Polymers

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  1. Substantially Conductive Polymers Part 03

  2. Synthesis

  3. Possible Polymerization Mechanism of Acetylene (via the metal-carbene intermediate) metallocycle metal-carbene Insoluble Infusible Intractable

  4. Solubility Improvement of Polyacetylenes (via incorporation of substituents)

  5. Substituent Effects: Solubility Conductivity Coplanarity is the key for gaining high conductivity

  6. Alternative Methods for Making Polyacetylenes Dehydrochlorination

  7. Durham Route (via a processable precursor)

  8. 8.8 The Diels–Alder Reaction (1,4-addition reaction; concerted reaction) 7-45.ppt 3   2σ+ 1  a pericyclic reaction; a [4+2] cycloaddition reaction

  9. For the 2nd ring: 24 kcal/mol unstable at RT

  10. Syntheses of Poly(p-phenylene) (PPP) Reductive polymerization (step-reaction) • Had very low molecular weights or irregular structures

  11. Oxidative polymerization (step-reaction) 23

  12. Catalyzed Chain polymerization

  13. Lower the aromatization temperature via the decarboxylation

  14. Free Radical Chain Reaction

  15. Syntheses of Polyphenylene Vinylene (PPV)

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