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壳聚糖纳米粒复合塔拉胶可食用膜的制备及性能研究

ACKNOWLEDGEMENTS第5-6页
DEDICATION第6-7页
ABSTRACT第7-9页
摘要第10-12页
ABBREVIATIONS第12-13页
LIST OF FIGURES第13-17页
LIST OF TABLES第17-18页
TABLE OF CONTENTS第18-22页
CHAPTER 1 INTRODUCTION AND REVIEW OF RELEVANT LITERATURE第22-47页
    1.1. Edible films and their applications第22-27页
        1.1.1. Galactomannans in edible films第24-27页
    1.2. Plasticizers in edible films第27-28页
    1.3. Composite & nanocomposite edible films第28-32页
        1.3.1. Chitosan nanoparticles as nano-fillers in edible films第29-32页
            1.3.1.1. Chemical properties and structure of chitosan第29-31页
            1.3.1.2. Chitosan-tripolyphosphate nanoparticles第31-32页
    1.4. Antimicrobial properties of edible films第32-35页
        1.4.1. Antimicrobial packaging第32-33页
        1.4.2. Antimicrobial agents in edible films第33-34页
        1.4.3. Chitosan as an antimicrobial agent第34-35页
    1.5. Literature cited第35-47页
CHAPTER 2 CHARACTERIZATION OF TARA GUM EDIBLE FILMS ANDEVALUATION OF POLYOLS AS PLASTICIZERS第47-74页
    2.1. Introduction第47-48页
    2.2. Materials & Methods第48-52页
        2.2.1. Materials第48页
        2.2.2. Preparation of solutions for film casting第48页
        2.2.3. Steady shear measurements第48-49页
        2.2.4. Characterization of edible films第49-52页
            2.2.4.1. Mechanical properties第49页
            2.2.4.2. Dynamic mechanical analysis (DMA)第49-50页
            2.2.4.3. Water vapor permeability (WVP)第50页
            2.2.4.4. Fourier-transform infrared (FTIR) spectroscopy第50页
            2.2.4.5. Measurement of the contact wetting angle第50-51页
            2.2.4.6. Water solubility第51页
            2.2.4.7. Moisture content第51-52页
            2.2.4.8. Color evaluation第52页
        2.2.5. Statistical analysis第52页
    2.3. Results & Discussion第52-68页
        2.3.1. Rheological measurements第52-54页
        2.3.2. Mechanical properties第54-57页
        2.3.3. Water solubility and moisture content of the film第57-59页
        2.3.4. Water vapor permeability第59-60页
        2.3.5. Contact wetting angle第60-61页
        2.3.6. FTIR第61-63页
        2.3.7. Thermomechanical properties第63-67页
        2.3.8. Color evaluation第67-68页
    2.4. Conclusions第68页
    2.5. Literature cited第68-74页
CHAPTER 3 PREPARATION AND OPTIMIZATION OF CHITOSANNANOPARTICLES第74-94页
    3.1. Introduction第74-75页
    3.2. Materials & Methods第75-77页
        3.2.1. Materials第75页
        3.2.2. Preparation of CSNPs第75页
        3.2.3. Characterization of CSNPs第75-76页
            3.2.3.1. Particle size,PDI & ξ-potential第75页
            3.2.3.2. Transmission electron microscopy(TEM)第75-76页
            3.2.3.3. Fourier-transform infrared(FTIR)spectroscopy第76页
        3.2.4. Determination of Phosphorus in CSNPs第76-77页
        3.2.5. Ultra-sonication第77页
        3.2.6. Statistical analysis第77页
    3.3. Results & Discussion第77-91页
        3.3.1. FTIR第77-78页
        3.3.2. Effect of CS molecular weight and CS concentration第78-79页
        3.3.3. Efect of CS:TPP mass ratio第79-81页
        3.3.4. The effect of initial CS solution pH第81-82页
        3.3.5. Effect of NaCl第82-85页
        3.3.6. Separation of CSNPs by centrifugation第85-87页
        3.3.7. Phosphorus element detection第87-89页
        3.3.8. Effect of ultra-sonication on CSNPs第89-91页
    3.4. Conclusions第91页
    3.5. Literature cited第91-94页
CHAPTER 4 EFFECT OF SODIUM ACETATE ON THE MECHANICAL ANDPHYSICOCHEMICAL PROPERTIES OF TARA GUM FILMS第94-104页
    4.1. Introduction第94-95页
    4.2. Materials & Methods第95-98页
        4.2.1. Materials第95页
        4.2.2. Preparation of edible films第95页
        4.2.3. Mechanical properties第95-96页
        4.2.4. Moisture content第96页
        4.2.5. Water solubility第96页
        4.2.6. Water vapor permeability第96-97页
        4.2.7. Fourier-transform infrared (FTIR) spectroscopy第97页
        4.2.8. Statistical analyses第97-98页
    4.3. Results & Discussion第98-100页
        4.3.1. Mechanical properties第98页
        4.3.2. Physicochemical properties第98-100页
        4.3.3. FTIR第100页
    4.4. Conclusions第100-101页
    4.5. Literature cited第101-104页
CHAPTER 5 INCORPORATION OF BULK CHITOSAN AND CHITOSANNANOP ARTICLES IN TARA GUM EDIBLE FILMS第104-132页
    5.1. Introduction第104-105页
    5.2. Materials & Methods第105-111页
        5.2.1. Materials第105页
        5.2.2. Preparation of chitosan nanoparticles (CSNPs)第105页
        5.2.3. Characterization of CSNPs第105-106页
            5.2.3.1. Measurement of particle size and ξ-potential of CSNPs第105-106页
            5.2.3.2. Transmission electron microscopy (TEM)第106页
        5.2.4. Preparation & characterization of edible films第106-111页
            5.2.4.1. Film thickness第106页
            5.2.4.2. Mechanical properties第106-107页
            5.2.4.3. Dynamic mechanical analysis(DMA)第107页
            5.2.4.4. Thermogravimetric analysis(TGA)第107页
            5.2.4.5. Moisture content第107页
            5.2.4.6. Water solubility第107-108页
            5.2.4.7. Water vapor permeability(WVP)第108页
            5.2.4.8. Fourier-transform infrared(FTIR) spectroscopy第108页
            5.2.4.9. X-Ray diffraction第108-109页
            5.2.4.10. Atomic force microscopy(AFM)第109页
            5.2.4.11. Measurement of contact angl第109-110页
            5.2.4.12. Scanning electron microscopy(SEM)第110页
            5.2.4.13. Antimicrobial tests第110页
            5.2.4.14. Color evaluation第110-111页
        5.2.5. Statistical analysis第111页
    5.3. Results & Discussion第111-126页
        5.3.1. Chitosan nanoparticle characterization第111-112页
        5.3.2. Mechanical properties第112-114页
        5.3.3. Dynamic mechanical analysis(DMA)第114-115页
        5.3.4. Thermogravimetric analysis(TGA)第115-116页
        5.3.5. Moisture content第116-117页
        5.3.6. Water solubility第117页
        5.3.7. Water vapor permeability(WVP)第117-118页
        5.3.8. FTIR&XRD analysis第118-119页
        5.3.9. Film microstructure第119-123页
        5.3.10. Antimicrobial tests第123-125页
        5.3.11. Color evaluation第125-126页
    5.4. Conclusions第126页
    5.5. Literature cited第126-132页
GENERAL CONCLUSIONS第132-135页
    1. General conclusions第132-134页
    2. Key innovations第134页
    3. Recommendations第134-135页
LIST OF PUBLICATIONS第135页

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