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Chemical Degumming of Kenyan Sisal Fiber

ABSTRACT第5-6页
PREFACE第7-8页
ACKNOWLEDGEMENTS第8-9页
TABLE OF CONTENTS第9-13页
LIST OF TABLES第13-15页
LIST OF FIGURES第15-17页
CHAPTER 1 INTRODUCTION第17-31页
    1.1 General introduction第17-18页
    1.2 Research objectives第18页
    1.3 Background and literature review第18-21页
        1.3.1 Introduction第18-19页
        1.3.2 Natural cellulose fibres第19页
        1.3.3 Cellulose structure第19-21页
    1.4 Sisal fiber第21-26页
        1.4.1 Chemical components of sisal第22-24页
        1.4.2 Properties of sisal libers第24-25页
        1.4.3 Application of Sisal第25-26页
    1.5 Demimming第26-28页
        1.5.1 Definition and methods第26-27页
        1.5.2 Chemical degumming第27-28页
    1.6 Researches on degumming plant fibers第28-29页
    1.7 Conclusion第29-30页
    1.8 Thesis outline/structure第30-31页
CHAPTER 2 EXPERIMENTAL METHODOLOGY第31-41页
    2.1 Experimental outline第31-32页
    2.2 Materials第32-33页
        2.2.1 Fibres第32页
        2.2.2 Chemicals第32-33页
    2.3 Methods第33-34页
        2.3.1 Chemical Degumming第33-34页
    2.4 Characterasation/analytical techniques第34-41页
        2.4.1 Wet Chemical composition analysis第34-37页
        2.4.2 Residual gum content第37页
        2.4.3 Weight loss ratio第37-38页
        2.4.4 Infrared Spectroscopy (FT-IR)第38页
        2.4.5 Scanning Electron Microscopy (SEM)第38页
        2.4.6 X-Ray Diffraction第38-39页
        2.4.7 Tenacity第39-41页
CHAPTER 3 OPTIMIZATION OF TRADITIONAL ALKALI CHEMICAL DEGUMMING第41-54页
    3.1 The Chemical composition of Kenyan Sisal第41-42页
    3.2 Degumming of sisal by Sodium Hydroxide第42-54页
        3.2.1 Optimisation of degumming parameters by Taguchi Method第42-44页
        3.2.2 Results and Discussion第44-54页
CHAPTER 4 EFFECTS OF TRADITIONAL ALKALI CHEMICAL DEGUMMING第54-63页
    4.1 Effects of NaOH degumming on morphology of sisal第54-55页
    4.2 FT-IR Spectra of NaOH degummed Fiber第55-58页
    4.3 XRD of NaOH degummed libers第58-60页
    4.4 Effects of degumming on Weight-loss ratio and residual gum第60页
    4.5 Effects of NaOH degumming on tenacity第60-61页
    4.6 Effects of Degumming on Elongation and fineness第61-63页
CHAPTER 5 PEROXIDE AND ALKALI COMBINED DEGUMMING METHOD第63-73页
    5.1 Degumming of Sisal with hydrogen peroxide第63-64页
        5.1.1 Experimental design第63-64页
        5.1.2 Degumming processing schematics第64页
    5.2 Results and discussion第64-73页
        5.2.1 Effects of Peroxide degumming on morphology of sisal第64-65页
        5.2.2 FT-IR Spectra of peroxide degummed fiber第65-68页
        5.2.3 XRD of peroxide degummed fibers第68-70页
        5.2.4 Effects of degumming on Weight-loss ratio and residual gum第70页
        5.2.5 Effects of combined method degumming on tenacity第70-71页
        5.2.6 Effects of Degumming on Elongation and fineness第71-73页
CHAPTER 6 COMPARISONS OF NAOH DEGUMMING AND PEROXIDE COMBINEDDEGUMMING METHODS第73-81页
    6.1.1 Weight loss ratio and residual gum content第74-75页
    6.1.2 Tenacity第75-76页
    6.1.3 Elongation (%)第76-77页
    6.1.4 XRD第77-78页
    6.1.5 FT-IR第78-79页
    6.1.6 SEM第79-81页
CHAPTER 7 CONCLUSIONS第81-83页
REFERENCES第83-91页
APPENDICE第91-100页

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