Foreword |
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xiii | |
Preface |
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xv | |
About the Editors |
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xvii | |
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xix | |
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1 Introduction to Microencapsulation and Controlled Delivery in Foods |
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3 | (1) |
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1.2 Microencapsulation defined |
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3 | (1) |
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1.3 Reasons for microencapsulation |
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4 | (1) |
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1.4 Types of microcapsules |
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5 | (1) |
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1.5 Historical account of microencapsulation |
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5 | (3) |
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1.6 Materials used for microencapsulation purposes |
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8 | (1) |
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1.7 Microencapsulation techniques used within the food industry |
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9 | (1) |
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1.8 Trends in microencapsulation |
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9 | (1) |
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1.9 Challenges in microencapsulation of food ingredients |
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10 | (1) |
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1.10 The future of microencapsulation of food ingredients |
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11 | (4) |
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11 | (4) |
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Part II Concept of Microencapsulation |
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2 Factors and Mechanisms in Microencapsulation |
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15 | (1) |
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2.2 Structural design of the microcapsule |
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15 | (1) |
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2.3 Microcapsule or microsphere type |
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16 | (1) |
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2.4 Microcapsule size, shape, and payload |
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16 | (2) |
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2.5 Physicochemical factors |
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18 | (2) |
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2.6 Mechanism of diffusion |
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20 | (4) |
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24 | (1) |
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24 | (1) |
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3 Applications of Mass and Heat Transfer in Microencapsulation Processes |
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25 | (1) |
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3.2 Mechanism of diffusion |
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25 | (1) |
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3.3 Zero order or pseudo-zero order diffusion model |
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26 | (1) |
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3.4 Fickian diffusion model |
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27 | (5) |
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3.5 First order diffusion model |
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32 | (1) |
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32 | (3) |
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32 | (3) |
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Part III Process Technologies in Microencapsulation |
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4 Overview of Microencapsulation Process Technologies |
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35 | (1) |
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35 | (2) |
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37 | (2) |
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39 | (5) |
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4.5 Emerging processes and trends' |
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44 | (1) |
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44 | (3) |
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45 | (2) |
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5 Atomization and Spray-Drying Processes |
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47 | (1) |
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48 | (2) |
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5.3 Drying configurations |
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50 | (4) |
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54 | (1) |
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55 | (1) |
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5.6 Recent advances in atomization and spray-drying processes |
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55 | (1) |
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55 | (2) |
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56 | (1) |
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6 New Advances in Spray-Drying Processes |
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57 | (1) |
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57 | (1) |
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6.3 Computational optimization |
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57 | (1) |
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6.4 Analyzing the drying process of a droplet |
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58 | (2) |
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6.5 Drying kinetics as input for computational fluid dynamics |
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60 | (3) |
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63 | (2) |
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63 | (2) |
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7 Fluid Bed Coating-Based Microencapsulation |
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65 | (3) |
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7.2 Wurster (bottom spray) fluid bed coating |
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68 | (1) |
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7.3 Top-spray granulation |
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69 | (1) |
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7.4 Rotary tangential spray granulation |
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69 | (1) |
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7.5 Static tangential spray granulation |
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69 | (1) |
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69 | (7) |
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7.7 Formulation considerations |
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76 | (1) |
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77 | (4) |
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78 | (3) |
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8 Extrusion-Based Microencapsulation for the Food Industry |
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81 | (2) |
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8.2 Evolution of extrusion technology |
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83 | (1) |
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84 | (1) |
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84 | (1) |
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9 Spheronization, Granulation, Pelletization, and Agglomeration Processes |
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85 | (2) |
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87 | (1) |
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9.3 Batch fluidized beds for drying, agglomeration, and coating |
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88 | (1) |
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9.4 Continuous fluidized beds for drying, agglomeration, spray granulation, and coating |
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89 | (1) |
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9.5 ProCell type of continuous spouted beds for drying, agglomeration, spray granulation, and coating |
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90 | (2) |
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9.6 Technical options for pelletization |
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92 | (1) |
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9.7 Technical options for high-shear granulation |
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93 | (1) |
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9.8 Technical options for extrusion |
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93 | (1) |
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9.9 Application case studies |
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94 | (1) |
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9.10 Formulation of enzymes |
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94 | (2) |
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9.11 Formulation of vitamins |
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96 | (1) |
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9.12 Encapsulation of volatile ingredients |
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96 | (1) |
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97 | (2) |
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98 | (1) |
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10 Annular Jet-Based Processes |
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99 | (1) |
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10.2 Process technologies |
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99 | (3) |
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102 | (5) |
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107 | (3) |
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110 | (1) |
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110 | (1) |
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11 Monodispersed Microencapsulation Technology |
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111 | (1) |
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11.2 Monodisperse particle fabrication technologies |
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111 | (10) |
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121 | (4) |
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121 | (4) |
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12 Coacervation Processes |
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125 | (1) |
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12.2 Selection of wall materials |
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126 | (2) |
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12.3 Coacervation encapsulation processes |
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128 | (2) |
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12.4 Parameters influencing the formation of coacervates |
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130 | (2) |
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12.5 Evaluation of coacervates |
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132 | (2) |
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12.6 Stability, controlled release, and bioavailability |
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134 | (1) |
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135 | (4) |
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135 | (4) |
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13 Application of Liposomes in the Food Industry |
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139 | (1) |
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139 | (2) |
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141 | (8) |
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149 | (2) |
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150 | (1) |
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14 Nanoencapsulation in the Food Industry: Technology of the Future |
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151 | (1) |
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14.2 Technology advantages |
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151 | (1) |
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14.3 Classification of nanoencapsulated systems |
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151 | (1) |
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14.4 Liquid--liquid systems |
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152 | (1) |
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152 | (2) |
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154 | (1) |
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154 | (1) |
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14.8 Solid--lipid nanoparticles |
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154 | (1) |
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14.9 Solid--solid systems |
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154 | (1) |
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155 | (1) |
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155 | (2) |
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155 | (2) |
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15 Aqueous Two-Phase Systems for Microencapsulation in Food Applications |
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157 | (1) |
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15.2 Encapsulation in films, gels, and dispersed gel particles |
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158 | (1) |
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15.3 Encapsulation in particulate systems |
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159 | (9) |
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168 | (5) |
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168 | (5) |
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Part IV Materials Used in Microencapsulation |
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16 Selection of Materials for Microencapsulation |
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173 | (1) |
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16.2 Morphological design |
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173 | (1) |
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173 | (4) |
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16.4 Hydrophilic materials |
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177 | (3) |
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16.5 Hydrophobic materials |
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180 | (1) |
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180 | (1) |
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180 | (1) |
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17 Cellulose Polymers in Microencapsulation of Food Additives |
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181 | (1) |
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17.2 Properties of cellulosic polymers |
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181 | (5) |
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17.3 Applications of cellulosic polymers in microencapsulation |
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186 | (4) |
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17.4 Process considerations using cellulosic polymers |
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190 | (5) |
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191 | (4) |
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18 The Use of Starch-Based Materials for Microencapsulation |
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195 | (1) |
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18.2 Starch and starch modifications |
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195 | (5) |
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18.3 Characteristics of OSA starches |
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200 | (1) |
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18.4 Using modified starches for microencapsulation |
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200 | (9) |
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209 | (2) |
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209 | (1) |
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209 | (2) |
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19 Use of Milk Proteins for Encapsulation of Food Ingredients |
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211 | (1) |
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19.2 Milk proteins and their function in encapsulation |
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212 | (2) |
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19.3 Encapsulation systems using caseins and whey proteins |
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214 | (2) |
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19.4 Milk proteins in combination with other materials as the encapsulating matrix |
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216 | (4) |
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19.5 Patent-based strategies |
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220 | (2) |
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222 | (5) |
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222 | (5) |
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20 Gelatin and Other Proteins for Microencapsulation |
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227 | (1) |
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227 | (5) |
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232 | (2) |
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234 | (1) |
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235 | (1) |
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236 | (5) |
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236 | (5) |
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21 Hydrocolloids and Gums as Encapsulating Agents |
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241 | (1) |
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241 | (4) |
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245 | (5) |
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250 | (3) |
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250 | (3) |
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22 Fats and Waxes in Microencapsulation of Food Ingredients |
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Farah Jean-Jacques Toublan |
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253 | (1) |
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22.2 Structural diversity in lipids |
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253 | (4) |
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22.3 Physicochemical properties of lipids |
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257 | (4) |
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22.4 Lipids in microencapsulation applications |
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261 | (4) |
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265 | (2) |
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265 | (2) |
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23 Yeast Cells and Yeast-Based Materials for Microencapsulation |
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267 | (1) |
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23.2 Description of the yeast cell as encapsulation material |
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267 | (1) |
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23.3 The yeast cell encapsulation process |
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268 | (1) |
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23.4 Parameters that affect yeast encapsulation performance |
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268 | (8) |
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23.5 Properties of yeast microcapsules |
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276 | (2) |
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23.6 Applications of yeast microcapsules in the food industry |
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278 | (2) |
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280 | (3) |
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280 | (3) |
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24 Pollen and Spore Shells---Nature's Microcapsules |
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283 | (1) |
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24.2 Concept behind using pollen shells for microencapsulation |
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283 | (1) |
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24.3 Structural and chemical features of pollen shells useful for microcapsule formation |
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284 | (2) |
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24.4 Extraction of pollen shells |
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286 | (2) |
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24.5 Modifications to pollen shells |
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288 | (1) |
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288 | (2) |
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24.7 Quality control of loaded shells |
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290 | (1) |
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290 | (2) |
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24.9 Applications of pollen shells for microencapsulation relevant to the food industry |
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292 | (1) |
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24.10 Perceived advantages of pollen shells for microencapsulation |
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293 | (6) |
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Appendix: Chemical Structure of Sporopollenin |
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294 | (1) |
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295 | (4) |
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25 Mesoporous Solid Carrier Particles in Controlled Delivery and Release |
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299 | (2) |
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301 | (2) |
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303 | (4) |
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25.4 Characterization of unloaded and loaded particles |
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307 | (1) |
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25.5 Release measurements |
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308 | (2) |
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25.6 The effects of characteristics of the active on loading and release |
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310 | (5) |
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25.7 Effects of loading medium |
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315 | (1) |
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25.8 How can loading and release be controlled? |
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316 | (7) |
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317 | (6) |
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Part V Testing and Quality Control |
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26 Testing Tools and Physical, Chemical, and Microbiological Characterization of Microencapsulated Systems |
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323 | (1) |
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26.2 Physical characterization |
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323 | (14) |
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26.3 Chemical characterization |
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337 | (9) |
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346 | (7) |
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348 | (5) |
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27 Real-Time Analysis of Oxidative Barrier Properties of Encapsulation Systems |
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353 | (1) |
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27.2 Rapid methods to measure interaction of encapsulation systems with oxidizing agents |
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354 | (5) |
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27.3 Applications of rapid measurement techniques |
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359 | (4) |
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363 | (4) |
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364 | (3) |
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28 Stability Characterization and Sensory Testing in Food Products Containing Microencapsulants |
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367 | (1) |
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367 | (1) |
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28.3 Factors affecting wall stability |
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367 | (3) |
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28.4 Factors affecting core stability |
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370 | (3) |
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28.5 Sensory impacts of microencapsulated ingredients in foods |
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373 | (4) |
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377 | (8) |
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377 | (8) |
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Part VI Regulatory, Quality, Process Scale-Up, Packaging, and Economics |
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29 Regulatory Considerations of Encapsulation Used in the Food Industry |
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385 | (1) |
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385 | (1) |
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386 | (1) |
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29.4 Genetic modification and organic |
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386 | (1) |
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387 | (1) |
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387 | (1) |
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388 | (1) |
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389 | (1) |
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390 | (1) |
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390 | (1) |
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30 Process Scale-up Considerations for Microencapsulation Processes |
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30.1 Definition of scale-up within the context of microencapsulation process technology |
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391 | (1) |
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30.2 Physical phenomena in controlled-release process technology |
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391 | (2) |
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30.3 Basic quality by design principles |
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393 | (1) |
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30.4 Tools for improved scaling of microencapsulation process technologies |
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394 | (2) |
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30.5 Troublesome assumptions |
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396 | (1) |
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30.6 Why there are often problems in scale-up |
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396 | (1) |
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30.7 Time and cost constraints |
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396 | (1) |
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30.8 Case study: spray drying and spray congealing |
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396 | (2) |
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398 | (1) |
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398 | (1) |
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31 Microencapsulation and Packaging---Value-Added Solutions to Product Development |
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31.1 Smart packaging: sensors and heat management materials |
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399 | (3) |
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402 | (3) |
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31.3 Innovative packaging technologies: printing, printed electronics, and scratch and sniff |
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405 | (1) |
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31.4 Conclusion and outlook |
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406 | (3) |
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406 | (3) |
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32 The Economics of Microencapsulation in the Food Industry |
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409 | (1) |
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409 | (1) |
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410 | (1) |
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411 | (6) |
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417 | (4) |
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417 | (4) |
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Part VII Microencapsulation Applications |
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33 Novel Concepts and Challenges of Flavor Microencapsulation and Taste Modification |
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421 | (2) |
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33.2 Challenges of flavor encapsulation |
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423 | (6) |
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33.3 Summary of common flavor microencapsulation techniques |
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429 | (4) |
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33.4 Summary of flavor microencapsulation materials |
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433 | (2) |
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33.5 Applications of microencapsulated flavor |
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435 | (4) |
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439 | (4) |
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439 | (1) |
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439 | (4) |
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34 Flavor Release and Application in Chewing Gum and Confections |
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443 | (1) |
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34.2 Why microencapsulate flavors? |
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443 | (1) |
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34.3 Microencapsulation forms |
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444 | (1) |
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34.4 Microencapsulation forms---other types |
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445 | (1) |
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34.5 Chewing gum applications---designing for customized performance |
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445 | (3) |
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34.6 Microencapsulated flavors---when to use them? |
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448 | (1) |
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34.7 To be effective, microencapsulated flavors also require sustained and long-lasting sweetness and sourness |
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449 | (1) |
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34.8 Where is microencapsulated flavor applied in chewing gum applications? |
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449 | (1) |
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34.9 Challenges in microencapsulating flavors |
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450 | (1) |
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34.10 Other confectionery applications |
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450 | (1) |
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34.11 Chewing gum patent review---main companies: Wrigley, Warner---Lambert, Cadbury---Adams/Kraft Foods Global, Nabisco/Hershey confectionery companies (1990--2013) |
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450 | (1) |
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450 | (5) |
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Appendix: Chewing gum patent review |
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450 | (3) |
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453 | (2) |
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35 Novel Microencapsulation System to Improve Controlled Delivery of Cup Aroma during Preparation of Hot Instant Coffee Beverages |
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455 | (1) |
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35.2 Novel microencapsulation system development |
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456 | (1) |
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35.3 Guide to related publications by the authors |
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457 | (1) |
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35.4 Volatile carrier liquids |
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457 | (1) |
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35.5 Model coffee aroma systems |
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458 | (2) |
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35.6 Coffee microcapsule properties |
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460 | (1) |
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35.7 Coffee-aromatized carriers |
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461 | (2) |
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35.8 Carrier-free coffee essences |
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463 | (1) |
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463 | (6) |
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467 | (1) |
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467 | (2) |
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36 Protection and Delivery of Probiotics for Use in Foods |
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469 | (1) |
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36.2 Microencapsulation and delivery concepts for probiotics |
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470 | (4) |
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474 | (4) |
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478 | (1) |
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36.5 Methods for estimating process loss and product shelf-life |
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479 | (2) |
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481 | (4) |
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482 | (3) |
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37 Protection and Masking of Omega-3 and -6 Oils via Microencapsulation |
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485 | (2) |
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37.2 Encapsulation technologies used for omega-3 and -6 polyunsaturated fatty acids |
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487 | (5) |
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37.3 Characterization methods |
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492 | (3) |
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495 | (6) |
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496 | (5) |
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38 Microencapsulation of Vitamins, Minerals, and Nutraceuticals for Food Applications |
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Veronica Paula Dueik Gonzalez |
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38.1 Microencapsulation as a tool for effective delivery of micronutrients and nutraceuticals |
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501 | (4) |
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38.2 Criteria for developing microencapsulated delivery systems for micronutrients and nutraceuticals |
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505 | (2) |
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38.3 Development of fortified and functional foods |
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507 | (4) |
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38.4 Case study: technical approaches to the fortification of staple foods |
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511 | (7) |
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38.5 Conclusion and perspectives |
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518 | (5) |
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519 | (4) |
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39 Taste-Masking and Controlled Delivery of Functional Food Ingredients |
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523 | (1) |
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39.2 Why controlled delivery? |
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523 | (1) |
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524 | (1) |
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39.4 Matrix to core compatibility |
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524 | (1) |
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39.5 Process of microencapsulation |
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525 | (3) |
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39.6 Characterization of microparticles |
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528 | (4) |
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532 | (1) |
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532 | (1) |
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532 | (1) |
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40 Microencapsulated Enzymes in Food Applications |
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533 | (1) |
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533 | (2) |
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40.3 Enzyme properties and challenges |
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535 | (1) |
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535 | (3) |
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538 | (3) |
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541 | (2) |
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541 | (2) |
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41 Commercial Applications of Microencapsulation and Controlled Delivery in Food and Beverage Products |
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543 | (2) |
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545 | (1) |
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|
545 | (1) |
|
41.4 Experiential and interactive effects |
|
|
546 | (1) |
|
41.5 Interactive packaging |
|
|
546 | (1) |
|
|
547 | (4) |
|
|
548 | (3) |
|
42 Inventing and Using Controlled-Release Technologies |
|
|
|
|
|
551 | (1) |
|
42.2 A needs-based process |
|
|
551 | (1) |
|
42.3 Developmental principles |
|
|
551 | (1) |
|
|
552 | (1) |
|
|
552 | (1) |
|
|
553 | (1) |
|
42.7 Developing a new technology |
|
|
553 | (1) |
|
|
554 | (1) |
|
|
554 | (3) |
|
|
555 | (2) |
Index |
|
557 | |