Ming Qiu Zhang - Extrinsic and Intrinsic Approaches to Self-Healing Polymers and Polymer Composites

8 Chapter 8Scheme 8.1 Structures of the disulfide compounds.Scheme 8.2 Macromolecules resembling the target polymer.Figure 8.1 (a) HLPC chromatograms of mixtures containing equivalent amounts ...Scheme 8.3 TBP‐catalyzed metathesis between low‐molecular‐weight disulfides....Scheme 8.4 TBP‐catalyzed disulfide metathesis within a polysulfide network....Figure 8.2 (a) FTIR spectra of EPS‐sh and control‐1 compared with that of EP...Figure 8.3 Storage shear modulus, G ′, and loss shear modulus, G ″, as functio...Figure 8.4 Typical tensile stress–strain curves of virgin and healed EPS‐sh....Figure 8.5 (a, b) Reshaping and (c, d) reprocessing of EPS‐sh through compre...Figure 8.6 Typical tensile stress–strain curves of recycled EPS‐sh subjected...Figure 8.7 Typical tensile creep strain–time curves for EPS‐sh and the contr...Scheme 8.5 Structures of PU‐HEDS‐400 and its control PU‐BDO‐400.Figure 8.8 (a) HPLC analysis of an equimolar mixture of DEDS and HEDS in ace...Figure 8.9 Absorbance and transmittance of PU‐HEDS‐400 (0.8 mm thick) as a f...Figure 8.10 Images showing repeated healing of scratched PU‐HEDS‐400 film (0...Figure 8.11 (a) Tensile stress–strain curves of virgin and healed PU‐HEDS‐40...Scheme 8.6 Hydrogen bonds formed between PU‐HEDS‐400 macromolecules.Figure 8.12 Sunlight‐aided recycling. (a) Pulverized PU‐HEDS‐400. (b) Molded...Figure 8.13 Tensile stress–strain curves of (a) virgin and solar recycled PU...Figure 8.14 Schematic illustration of fabrication of the sandwich structured...Figure 8.15 (a) UV–visible transmittance spectra of PU and AgNWs/PU composit...Figure 8.16 Relative resistance change, Δ R / R o, as a function of tensile stra...Figure 8.17 (a) SEM photo of a cross‐section of the sandwiched PU/AgNWs/PU c...Figure 8.18 Typical relative resistance changes, Δ R / R o, of (a, b) sandwiched...Figure 8.19 Typical relative resistance changes, Δ R / R o, of (a) sandwiched PU...Figure 8.20 SEM images of (a) the scratched and (b) the sunlight healed surf...Figure 8.21 (a) Quantification of repeated sunlight driven self‐healing of e...Scheme 8.7 Flow chart showing preparation procedures of the cross‐linked sil...Scheme 8.8 Synthesis of the cross‐linked silicone elastomer.Figure 8.22 (a) GC chromatograms of disulfide metathesis between equimolar D...Figure 8.23 Transmittance of SR‐SH and SR‐ref (0.75 mm thick) versus wavelen...Figure 8.24 (a) GPC curves of SS‐MTQ before and after xenon light exposure i...Figure 8.25 Typical tensile stress–strain curves of virgin and healed (a–c, ...Figure 8.26 Recycling of sheeted SR‐SH under 100 mW cm −2xenon light e...Figure 8.27 Typical tensile stress–strain curves of recycled SR‐SH: (a) effe...Figure 8.28 Typical tensile stress–strain curves of the virgin, healed and r...Scheme 8.9 Structures of the disulfide‐ and polysulfide‐containing compounds...Figure 8.29 HLPC analysis of an equimolar mixture of HEDS and DEDS as a func...Figure 8.30 Time dependence of number average molecular weight, M n, weight a...Figure 8.31 (a) UV–visible, (b) electron spin resonance (ESR) and (c) fluore...Figure 8.32 (a) Quantum chemical study of CuCl 2‐catalyzed disulfide metathes...Figure 8.33 Stress relaxation curves of (a) VR‐SH measured at various temper...Figure 8.34 (a–c) Typical tensile stress–strain curves of virgin and healed ...Figure 8.35 (a) Reclaiming of VR‐SH. Sheeted rubber was cut, cryogenically g...

1 Cover Page

2 Title Page Extrinsic and Intrinsic Approaches to Self‐Healing Polymers and Polymer Composites Ming Qiu Zhang and Min Zhi Rong Materials Science Institute, Zhongshan University Guangzhou, China

3 Copyright Page

4 Preface

5 Table of Contents

6 Begin Reading

7 Index

8 WILEY END USER LICENSE AGREEMENT

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