| DEDICATION | 第1-5页 |
| ACKNOWLEDGMENTS | 第5-7页 |
| TABLE OF CONTENTS | 第7-12页 |
| LIST OF FIGURES | 第12-14页 |
| LIST OF TABLES | 第14-15页 |
| ABSTRACT | 第15-17页 |
| 摘要 | 第17-19页 |
| CHAPTER INTRODUCTION AND LITERATURE | 第19-41页 |
| ·Introduction | 第19-20页 |
| ·Literature review | 第20-38页 |
| ·History of Tocopherol | 第20-21页 |
| ·Chemistry, Structure and properties of Tocopherol | 第21-24页 |
| ·Tocopherol as an anti oxidant | 第24页 |
| ·Tocopherol functions | 第24-28页 |
| ·Plant food sources of tocopherols | 第28-31页 |
| ·Effect of processing | 第31-38页 |
| ·Statement of the problem | 第38-39页 |
| ·Justification of the problem | 第39-40页 |
| ·Objectives of the study | 第40页 |
| ·Overall objectives | 第40页 |
| ·Specific objectives | 第40页 |
| ·Hypothesis of study | 第40-41页 |
| CHAPTER SUNFLOWER CHEMICAL REFINING: EFFECT ON OIL STABILITYAND OTHER QUALITY ATTRIBUTES | 第41-57页 |
| ·Introduction | 第41-42页 |
| ·Material and methods | 第42-50页 |
| ·Materials | 第42-43页 |
| ·Methods | 第43-50页 |
| ·Sunflower oil degumming process | 第43-44页 |
| ·Sunflower oil neutralizing process | 第44-45页 |
| ·Sunflower oil bleaching process | 第45-46页 |
| ·Sunflower oil winterizing process | 第46-47页 |
| ·Sunflower oil deodorizing process | 第47-48页 |
| ·Oxidative stability index determination | 第48页 |
| ·Free fatty acids determination | 第48-49页 |
| ·Tocopherol content determination | 第49页 |
| ·Colour determination | 第49-50页 |
| ·Results and discussion | 第50-56页 |
| ·Oil stability index | 第50-52页 |
| ·Free fatty acids | 第52-53页 |
| ·Total tocopherols content | 第53-55页 |
| ·Colour (LCY and LCR) | 第55-56页 |
| ·Conclusions | 第56-57页 |
| CHAPTER 3 FATTY ACIDS COMPOSSION AND OTHER QUALITY ATTRIBUTES IN DEODORIZED SUNFLOWER OIL COMPARE BETWEEN CONVENTIONAL METHOD AND SHORT PATH DISTIALLATION | 第57-72页 |
| ·Introduction | 第57-59页 |
| ·Materials and methods | 第59-64页 |
| ·Materials | 第59页 |
| ·Methods | 第59-64页 |
| ·Deodorization of sunflower oil using short path distillation | 第59-62页 |
| ·Deodorization of sunflower oil using conventional method | 第62-63页 |
| ·Determination of total fatty acids composition and TFA | 第63页 |
| ·Determination of oxidative oil stability | 第63页 |
| ·Determination of free fatty acids | 第63页 |
| ·Determination of tocopherols content | 第63页 |
| ·Determination of colour (LCR and LCY) | 第63-64页 |
| ·Results and discussion | 第64-70页 |
| ·Total fatty acids composition and TFA | 第64-65页 |
| ·Free fatty acids content | 第65-66页 |
| ·Total tocopherols content | 第66-68页 |
| ·Oil stability index | 第68-69页 |
| ·LCY and LCR | 第69-70页 |
| ·Conclusions | 第70-72页 |
| CHAPTER 4 OPTIMIZATION OF SUNFLOWER OIL DEODORIZATION CONVENTIONAL MTHOD USING RESPONSE SURFACE METHODOLOGY (RSM) | 第72-85页 |
| ·Introduction | 第72-74页 |
| ·Material and methods | 第74-76页 |
| ·Materials | 第74页 |
| ·Methods | 第74-76页 |
| ·Experimental design | 第74-75页 |
| ·Optimization of deodorization process | 第75页 |
| ·Determination of oil stability index | 第75页 |
| ·Determination of free fatty acids | 第75-76页 |
| ·Determination of total tocopherols | 第76页 |
| ·Determination of colour | 第76页 |
| ·Results and discussion | 第76-83页 |
| ·Model evaluation | 第76-77页 |
| ·Main effect on parameters | 第77-83页 |
| ·Oil stability index | 第77-78页 |
| ·Free fatty acids | 第78-80页 |
| ·Total tocopherols | 第80-81页 |
| ·Colour (LCY and LCR) | 第81-82页 |
| ·Optimized Condition of deodorization process | 第82-83页 |
| ·Conclusions | 第83-85页 |
| CHAPTER CONCULSIONS AND RECOMMENDTIONS | 第85-89页 |
| ·General conclusions | 第85-87页 |
| ·Recommendations | 第87-89页 |
| References | 第89-98页 |
| Appendix | 第98-107页 |
| Published papers | 第107页 |
