木材/无机质复合材成为木材功能改良研究领域中活跃的主题之一，与此相关的纳米技术及其在木材科学中的应用是近期木材科学界所关注的高新技术，《新型气凝胶型木质复合材》本书在总结近年来有关纳米复合材料和木材-无机质复合材方面的最新研究成果的基础上，首次将气凝胶概念引入到木材/无机质复合材的制备研究中。重点论述超临界干燥技术结合溶胶-凝胶法制备木材/SiO2气凝胶复合材。从制备工艺学原理、SiO2气凝胶在木材中的分布与界面状态、性能评价以及木材与SiO2气凝胶复合的机理等方面进行了系统的研究。
样章试读
目录
0 Introduction
0.1 Wood Functional Amelioration and Wood-Inorganic Compound Material
0.2 Fundamental Aspects and Applications of Wood-Inorganic Compounds
0.2.1 Inorganic-Wood Composites
0.2.2 Wood-Inorganic Nanometer Composite
0.2.3 Biological Mineralization of Wood
0.3 Development of Research on Wood-Inorganic Composites
0.3.1 Wood-inorganic Composites Fabricated by Dual Impregnation
0.3.2 Fabrication of Wood-inorganic Composites by the Sol-Gel Method
0.3.3 Problems in Fabricating Wood-inorganic Composites by the Sol-gel Process
0.4 Implications of the Proposed Research
0.4.1 Proposed Research
0.4.2 Significance of the Research
1 Application of Wood-inorganic Nanometer Material in Wood Science
1.1 Nanotechnology in Wood Modification
1.2 Combining Inorganic Nano Materials and Wood
1.2.1 Inorganic Nano Particles
1.2.2 Inorganic Nano Composites
1.3 Outlook of the Use of Nano Materials in Wood Modification
1.3.1 Use of Nano Materials in improving of mechanical Properties of Wood
1.3.2 Wood Modification with Nano Materials for Environmental Effects
1.3.3 Use of Nano Material to Improve Wood Durability
1.3.4 Use of Nano Material to Impart Wood Weathering
1.3.5 Use of Nano Materials to Impart Thermal Degradation of Wood
1.3.6 Use of Nano Material to Improve Wood Dimensional Stability
2 Technological Principles in Fabrication of Wood- Inorganic Composites by the Sol-gel Method
2.1 Principles of Synthesis with Sol-gel Method
2.2 Chemistry of Sol-gel Process
2.3 Concepts and Characteristics of Aerogel
2.4 Fabrication of Wood-SiO2 Aerogel Nano Composite
2.4.1 Impregnation of SiO2 Sol
2.4.2 Principle of Drying SiO2 Aerogel with Supercritical Fluids
2.4.3 Equipment for Drying SiO2 Aerogel with Supercritical Fluid
3 Research on Wood-SiO2 Aerogel Nanocomposite
3.1 Scope of Research
3.2 Technical Approach
3.3 Samples and Procedures
3.4 Methods
3.4.1 Fourier Transform Infrared Spectroscopy (FTIR)
3.4.2 X-ray Photoelectron Spectroscope
3.4.3 Thermal Analysis
4 Fabrication of Wood-SiO2 Aerogel Nanocomposites
4.1 Fabrication of SiO2 Aerogel
4.1.1 Materials and Methods
4.1.2 Results and Discussion
4.2 Study on Impregnating Wood with SiO2 Sol by Empty-cell Process
4.2.1 Materials and Methods
4.2.2 Results and Discussion
4.3 Experiment on Supercritical Drying of SiO2 Alcogel
4.3.1 Materials and Methods
4.3.2 Results and Discussion
4.4 Analysis of Phase Composition of SiO2 Aerogel
4.5 Conclusions
5 Distribution of SiO2 Aerogel in Wood Composites
5.1 Microscopic Observation of SiO2 Aerogel in Wood
5.1.1 Materials and Methods
5.1.2 Results and Discussion
5.2 Distribution and Characteristics of SiO2 Aerogel in Wood and Wood Composites
5.2.1 Materials and Methods
5.2.2 Results and Discussion
5.3 Wettability of Wood-SiO2 Aerogel Composite
5.3.1 Materials and Methods
5.3.2 Results and Discussion
5.4 Surface Energy of Wood-SiO2 Aerogel Composite
5.4.1 Materials and Methods
5.4.2 Results and Discussion
5.5 Conclusions
6 Physical Properties of Wood-SiO2 Aerogel Composites
6.1 Mechanical Properties of Wood-SiO2 Aerogel Composites
6.1.1 Materials and Methods
6.1.2 Results and Discussion
6.2 Dimensional Stability of Wood-SiO2 Aerogel Composites
6.2.1 Materials and Methods
6.2.2 Result and analysis
6.3 Acoustical Properties of Wood-SiO2 Aerogel Composites
6.3.1 Materials and Methods
6.3.2 Results and Discussion
6.4 Thermal Properties of Wood-SiO2 Aerogel Composites
6.4.1 Materials and Methods
6.4.2 Results and Discussion
6.5 Decay Resistance of Wood-SiO2 Aerogel Composites
6.5.1 Materials and Methods
6.5.2 Results and Discussion
6.6 Conclusions
7 Mechanisms in the Formation of Wood-SiO2 Aerogel Composites
7.1 Thermal Analysis of Wood-SiO2 Aerogel Composites
7.1.1 Materials and Methods
7.1.2 Results and Discussion
7.2 FTIR Analysis of Wood-SiO2 Aerogel Composites
7.2.1 Materials and Methods
7.2.2 Results and Discussion
7.3 XPS Analysis
7.3.1 Materials and Methods
7.3.2 Results and Discussion
7.4 Conclusions
8 Summary and Outlook
8.1 Summary
8.2 Outlook
References
Plates
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