Luận án tiến sĩ: Mạng polyurethane tự lành thuận nghịch nhiệt - Trương Thu Thủy

Trường ĐH

Ho Chi Minh City University of Technology

Chuyên ngành

Material Engineering

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Ẩn danh

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Luận án

Năm xuất bản

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165

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25 phút

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DECLARTION OF ORIGINALITY

LIST OF FIGURES

LIST OF SCHEMES

LIST OF DIAGRAMS

LIST OF TABLES

LIST OF ABBREVIATION

NECESSITY OF THE THESIS’S STUDY

OBJECTIVES OF THE THESIS

Introduction to self – healing material

Classification of self-healing polymers

Extrinsic self – healing polymer

Intrinsic self – healing polymer

Self-healing polyurethane

Self-healing Diels-Alder containing polyurethanes

Shape memory-induced crack closure in self-healing polymer

1. SYNTHESIS OF POLYURETHANE WITH DIELS-ALDER ENTITIES AT THE HARD-SOFT INTERFACE - SYSTEM 1 (DA-PUn)

1.1. Synthesis strategy of System 1 (DA-PUn)

1.2. Materials for System 1

1.3. Characterization methods and instruments

1.4. Assessment methods of healing efficiency by tensile measurements

1.5. Synthesis of Allyl-PCL diol

1.6. Synthesis of Furan-PCL diol

1.7. Synthesis of DA-PCL polyol

1.8. Synthesis of DA-PUs and ref-PU

1.9. Results and discussion

1.9.1. Characterization of Allyl-PCL diol

1.9.2. Characterization of Furan-PCL diol

1.9.3. Characterization of DA-PCL polyol

1.9.4. Characterization of DA-PUs and ref-PU

1.10. Conclusions of chapter 2 (System 1)

2. SYNTHESIS OF DIELS–ALDER CROSSLINKED TELECHELIC POLY(CAPROLACTONETHIOURETHANE)S – SYSTEM 2 (CrosslinkPCLTUs)

2.1. Synthetic strategy and reaction scheme of System 2 (CrosslinkPCLTUs)

2.2. Materials for System 2

2.3. Characterization methods and instruments

2.4. Synthesis of furfuryl thiourethane-telechelic polycaprolactone (FurPCL)

2.5. Synthesis of the DA crosslinked poly(caprolactone-thiourethane) (CrosslinkPCLTU)

2.6. Results and discussion

2.6.1. Characterization of furfuryl thiourethane-telechelic polycaprolactone (FurPCL)

2.6.2. Characterization of furfuryl thiourethane-telechelic polycaprolactone (FurPCL)

2.6.3. Characterization of the DA crosslinked poly(caprolactone- thiourethane) (CrosslinkPCLTU)

2.7. Conclusions of chapter 3 (System 2)

3. A BLEND OF DIELS-ALDER CROSSLINKED POLY(CAPROLACTONETHIOURETHANE)S AND A LINEAR POLYMER WITH HYDROGEN-BONDED UNITS – SYSTEM 3 (BLENDn)

3.1. Synthesis strategy of BLENDn

3.2. Materials for System 3

3.3. Characterization methods and instruments

3.4. Synthesis of CrosslinkPCLTU/P(4VP-r-SMA) blend

3.5. Results and discussion

3.5.1. Characterization of P(4VP-r-SMA) and Blend

3.5.2. Self-Healing Studies of Blend sample

3.6. Conclusion of chapter 4 (System 3)

5. Chapter 5: CONCLUSION AND RECOMMENDATIONS

5.1. Summary of current work

5.2. Contributions of the thesis’s study

LIST OF PUBLICATIONS

Synthesis of PU1

Photographs of a puncture by a paper pin on a cured natural rubber material

H NMR spectrum of BMI

Synthesis of 3-Maleimido-1-propanol

Synthesis of trisfuran

Synthesis of copolymer P(4VP-r-SMA)

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Luận án tiến sĩ synthesis and characterization of thermo reversible self healing polyurethane networks

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