發(fā)布時(shí)間：2022-02-22 11:31

　　In this research provides commercially available methods for the mass production of graphene coated textiles using the continious dyeing process,and exhaust dyeing method;for electomagnetic interference（EMI）shielding.The research work is based on the design and development of highly conductive textile to use as regular clothing to protect EM radiation for human body.The woven and knitted fabric structures of cotton fabric were fabricated with reduced graphene oxide（rGO）and Poly-ethoxide trimethy... 

【文章來(lái)源】：浙江理工大學(xué)浙江省

【文章頁(yè)數(shù)】：79 頁(yè)

【學(xué)位級(jí)別】：碩士

【文章目錄】：
Abstract
List of Abbreviations
List of Symbols and Acronyms
Chapter 1 Introduction
    1.1 Background of study
    1.2 Electromagnetic shielding
    1.3 Electromagnetism
        1.3.1 Materials used
        1.3.2 Working procedure
    1.4 Electromagnetic radiation and health
        1.4.1 Extrinsic
        1.4.2 Intrinsic
        1.4.3 Low-level exposure
    1.5 Types of electromagnetic frequency
        1.5.1 Extremely-low frequency
        1.5.2 Shortwave frequency
        1.5.3 Radiofrequency field
        1.5.4 Millimeter waves
        1.5.5 Infrared
        1.5.6 Ultraviolet
    1.6 Main research questions and challenges
    1.7 Aims and objectives
    1.8 Research process
Chapter 2 Research methodology
    2.1 Dissertation roadmap
    2.2 Materials
    2.3 Methods
        2.3.1 Synthesis of GO
            2.3.1.1 Pre-oxidation
            2.3.1.2 Oxidation
            2.3.1.3 Washing/acid wash
            2.3.1.4 Vacuum filtration and centrifuge
            2.3.1.5 Freeze-drying
            2.3.1.6 Chemical and thermal reduction
    2.4 Development of graphene-based Nano-composites
        2.4.1 PEDOT:PSS-rGO Nano-composites
    2.5 Fabrication of Nano-composites on textiles
        2.5.1 Continuous dyeing method of rGO on cotton fabric
        2.5.2 Exhaust dyeing method
    2.6 Materials Characterization
        2.6.1 SEM analysis
        2.6.2 EDS analysis
        2.6.3 TEM analysis
        2.6.4 AFM analysis
        2.6.5 FTIR analysis
        2.6.6 Raman spectroscopy analysis
        2.6.7 XRD analysis
        2.6.9 XPS analysis
    2.7 EMI analysis
    2.8 Electric performance
        2.8.1 Sheet resistance
        2.8.2 Electrical conductivity
    2.9 Textile testing
        2.9.1 Washing fastness
        2.9.2 Rubbing fastness (dry and wet)
        2.9.3 Fabric thickness
        2.9.4 Tensile strength
Chapter 3 Continuous dyeing of graphene on cotton fabric: Binder-free approach for EMIshielding
    3.1 Introduction
    3.2 Continuous dyeing process
        3.2.1 SEM/EDS analysis
        3.2.2 XPS analysis
        3.2.3 XRD analysis
        3.2.4 Raman spectroscopy analysis
    3.3 Electrical performance analysis
    3.4 Textile properties of the rGO coated cotton fabric
        3.4.1 Washing fastness
        3.4.2 Rubbing fastness (dry and wet)
        3.4.3 Fabric thickness
        3.4.4 Tensile strength
        3.4.5 Water contact angle (WCA)
    3.5 EMI performance analysis
    3.6 Summary
Chapter 4 Graphene-based knitted cotton fabric for wearable EMI shielding textiles usingexhaust dyeing method
    4.1 Introduction
    4.2 Analysis of knitted fabrics for wearable EMI SE textiles
        4.2.1 FESEM analysis
        4.2.2 TEM and AFM surface analysis (Topography)
        4.2.3 FTIR analysis
        4.2.4 Raman spectroscopy analysis
        4.2.5 XRD analysis
        4.2.6 XPS analysis
    4.3 Electrical performance
        4.3.1 Sheet resistance
        4.3.2 Electrical conductivity
    4.4 Textile properties of EMI shielding protected wearable textiles
        4.4.1 Washing fastness
        4.4.2 Rubbing fastness (dry and wet)
        4.4.3 Tensile strength
        4.4.4 Water contact angle (WCA)
    4.5 EMI performance analysis
    4.6 Summary
Chapter 5. Conclusions and future suggestions
    5.1 Conclusions
    5.2 Future suggestions
References
Achievements
Acknowledgement



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