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营养粉末微胶囊化中利用混合乳蔬蛋白质体系作为壁材的研究

abstract第3-6页
摘要第7-10页
List of Abbreviation第10-17页
Chapter 1: Introduction第17-42页
    1.1 Overview of Adult or Medical nutritional milk powder第17-18页
    1.2 Key ingredients and bioactive micronutrients in nutritional powder第18-20页
    1.3 The role of wall materials in nutritional powder第20-21页
    1.4 Dairy protein as wall material: applications and limitations in encapsulation第21-24页
        1.4.1 Whey protein第21-22页
        1.4.2 Casein第22-23页
        1.4.3 Limitations of milk proteins as wall materials第23-24页
    1.5 Vegetable protein and its application in sensitive nutrients encapsulation第24-30页
        1.5.1 Soy Protein第24-25页
        1.5.2 Pea protein第25-26页
        1.5.3 Comparison between soy protein and pea protein第26-27页
        1.5.4 Other vegetable proteins第27-29页
        1.5.5 The limitations of vegetable protein in nutrients encapsulation第29-30页
    1.6 The methods applied to improve encapsulation efficiency in nutritional powder第30-35页
        1.6.1 Incorporation of polysaccharides and small molecular surfactants第30-31页
        1.6.2 Optimization of processing conditions第31-32页
        1.6.3 Enzymatic modification第32页
        1.6.4 Chemical modification of vegetable protein第32-33页
        1.6.5 Combining dairy proteins and vegetable proteins as wall material第33-34页
        1.6.6 Practical applications in nutrition industries第34-35页
    1.7 The Background and the Objective of this Research第35-36页
    1.8 Research Contents第36-38页
    References第38-42页
Chapter 2: The Effects of Moisture Content on the Physical Properties of Spray-Dried Nutritional Powder第42-57页
    2.1 Introduction第42-48页
    2.2 Materials and Methodology第48-51页
        2.2.1 Materials第48页
        2.2.2 Experimental design第48页
        2.2.3 Preparation of oil-in-water (O/W) emulsions and spray-dried powders第48-49页
        2.2.4 Moisture content (MC) analysis第49页
        2.2.5 Water activity (aw) analysis第49页
        2.2.6 Glass transition temperature (Tg) measurements第49页
        2.2.7 Powder Particle size determination第49-50页
        2.2.8 Powder rheology第50页
        2.2.9 Determination of caking index第50-51页
    2.3 Results & Discussions第51-54页
        2.3.1 Effect of moisture content on particle size第51页
        2.3.2 Effect of moisture content on aw and Tg第51-52页
        2.3.3 Aeration studies of powder with different MC第52-53页
        2.3.4 Caking indices of powders with different MC第53-54页
    2.4 Summary of Chapter 2第54-55页
    References第55-57页
Chapter 3: Research on Different Mixed Protein System as Wall Materials第57-82页
    3.1 Introduction第57-59页
    3.2 Materials and Methodology第59-64页
        3.2.1 Materials第59页
        3.2.2 Experimental design第59-60页
        3.2.3 Preparation of Oil-in-water Emulsions and Spray Dried Powder第60-61页
        3.2.4 Characterization of emulsions第61-62页
            3.2.4.1 Droplet size第61页
            3.2.4.2 Rheological properties第61-62页
            3.2.4.3 Dynamic Oscillatory第62页
        3.2.5 Characterization of spray-dried powders第62-63页
            3.2.5.1 Glass transition temperature (Tg)第62页
            3.2.5.2 Powder particle size第62页
            3.2.5.3 Total fat, free fat and microencapsulation efficiency第62-63页
        3.2.6 Nutrients stability during accelerated storage第63页
        3.2.7 Oxidative stability第63-64页
        3.2.8 Statistical Analysis第64页
    3.3 Results & Discussions第64-77页
        3.3.1 The effect of formulations on the emulsion properties第64-68页
            3.3.1.1 Rheological properties第64-66页
            3.3.1.2 Emulsion thermal stability第66-68页
        3.3.2 The effect of wall material combinations on encapsulation efficiency第68-70页
        3.3.3 The effect of formulations on emulsion properties, microcapsule properties, and nutrients第70-72页
        3.3.4 The correlation among emulsion properties, microcapsule properties, and nutrient stability第72-74页
        3.3.5 Sensory Evaluation and Oxidative Stability第74-76页
        3.3.6 Effect of different Core/Wall ratio on ME and Free Fat第76-77页
    3.4 Summary of Chapter 3第77-78页
    References第78-82页
Chapter 4: Research on Different Processing Conditions using Mixed Protein System第82-105页
    4.1 Introduction第82-84页
    4.2 Materials and Methodology第84-88页
        4.2.1 Materials第84页
        4.2.2 Experimental design第84页
        4.2.3 Preparation of oil-in-water (O/W) emulsions and spray-dried powders第84-85页
        4.2.4 Characterization of the properties of emulsions第85页
            4.2.4.1 Droplet size第85页
        4.2.5 Characterization of the properties of spray-dried powders第85-86页
            4.2.5.1 Glass transition temperature (Tg)第85页
            4.2.5.2 Free fat and encapsulation efficiency (EE)第85-86页
            4.2.5.3 Moisture content (MC)第86页
            4.2.5.4 Water activity (aw)第86页
        4.2.6 Morphology第86页
        4.2.7 Stability of nutrients during storage第86-87页
        4.2.8 Oxidative stability第87页
        4.2.9 Statistical Analysis第87-88页
    4.3 Results and Discussion第88-101页
        4.3.1 Effect of homogenization pressure on the properties of emulsions and powders第88-93页
            4.3.1.1 Droplet sizes of liquid emulsions第88-90页
            4.3.1.2 Physical Properties of spray-dried powders第90-92页
            4.3.1.3 Stability of nutrients during storage第92-93页
        4.3.2 Effect of the inlet air temperature on the properties of spray-dried powders第93-96页
            4.3.2.1 Physical Properties of spray-dried powder第93-95页
            4.3.2.2 Stability of nutrients during storage第95-96页
        4.3.3 Pearson’s correlation第96-97页
        4.3.4 Morphology第97-98页
        4.3.5 Sensory evaluation and oxidative stability第98-101页
    4.4 Summary of Chapter 4第101页
    References第101-105页
Chapter 5: Research on Different Pea Protein Contents using Mixed Protein System第105-129页
    5.1 Introduction第105-107页
    5.2 Materials and methods第107-112页
        5.2.1 Materials第107页
        5.2.2 Experimental design第107页
        5.2.3 Preparation of oil-in-water (o/w) emulsion and spray-dried powders第107-108页
        5.2.4 Characterization of the properties of oil-in-water emulsion第108-110页
            5.2.4.1 Droplet size determination第108-109页
            5.2.4.2 Accelerated stability test using LUMiSizer第109页
            5.2.4.3 Rheological properties第109-110页
        5.2.5 Characterization of spray-dried microcapsules第110-111页
            5.2.5.1 Particle size analysis第110页
            5.2.5.2 Glass transition temperature (Tg)第110页
            5.2.5.3 Moisture content (MC)第110页
            5.2.5.4 Water activity (aw)第110页
            5.2.5.5 Loose densities, tapped densities and Hausner ratio第110-111页
        5.2.6 Sodium dodecyl sulphate-polyarylamide gel electrophoresis (SDS-PAGE)第111页
        5.2.7 Morphology第111-112页
        5.2.8 Oxidative stability of spray-dried powder第112页
        5.2.9 Statistical analysis第112页
    5.3 Results and discussion第112-124页
        5.3.1 Properties of oil-in-water emulsion第112-119页
            5.3.1.1 Effect of different NaCas/PPI ratio on droplet size at different processing stages第112-114页
            5.3.1.2 Accelerated emulsion stability testing using LUMiSizer第114-117页
            5.3.1.3 Rheological properties of emulsions第117-119页
        5.3.2 SDS-PAGE analysis第119-121页
        5.3.3 Properties of spray-dried microcapsules第121-124页
            5.3.3.1 Physical properties第121-122页
            5.3.3.2 Morphology第122-123页
            5.3.3.3 Oxidative stability第123-124页
    5.4 Summary of Chapter 5第124-125页
    References第125-129页
Chapter 6: Research on Intact Pea protein vs. Hydrolyzed Pea Protein in Mixed Protein Systems第129-148页
    6.1 Introduction第129-130页
    6.2 Materials and methods第130-135页
        6.2.1 Materials第130-131页
        6.2.2 Preparation of mixed protein emulsions and spray-dried powder第131页
        6.2.3 Hydrolysis degree measurement第131-132页
        6.2.4 Emulsion properties measurement第132-134页
            6.2.4.1 Particle size distribution and mean droplet sizes of the emulsions第132页
            6.2.4.2 Dry Sediment第132页
            6.2.4.3 Heat stability-Heat coagulation time (HCT)第132-133页
            6.2.4.4 Measurement of rheological properties第133页
            6.2.4.5 Accelerated storage stability第133-134页
        6.2.5 Powder properties measurement第134-135页
            6.2.5.1 Wettability第134页
            6.2.5.2 Free fat content第134页
            6.2.5.3 Powder particle size第134-135页
            6.2.5.4 Powder flowability第135页
        6.2.6 Statistical analysis第135页
    6.3 Results and Discussion第135-144页
        6.3.1 Hydrolysis degree of pea proteins第135-136页
        6.3.2 Heat stability第136-137页
        6.3.3 Emulsion properties第137-142页
            6.3.3.1 Emulsion Particle size第137-139页
            6.3.3.2 Rheology第139-141页
            6.3.3.3 LumiSizer results第141-142页
        6.3.4 Spray-dried powder properties第142-144页
            6.3.4.1 Physical properties (Wettability, free fat, particle size and flowability)第142-143页
            6.3.4.2 Morphology and powder particle size after spray drying第143-144页
    6.4 Summary of Chapter 6第144-145页
    References第145-148页
General Conclusions and Recommendations第148-151页
Significant and Innovation Points of Research第151-152页
主要创新点第152-153页
List of Publications during PhD Study Period第153-154页
Acknowledgement第154页

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