Thermoplastic-Composite Materials

✍ Scribed by El-Sonbati A.Z. (ed.)

• Publisher: IntechOpen
• Year: 2012
• Tongue: English
• Leaves: 154
• Category: Library

✦ Synopsis

Composite materials often demand a unique combination of properties, including high thermal and oxidative stability, toughness, solvent resistance and low dielectric constant. This book, "Thermoplastic - Composite Materials", is comprised of seven excellent chapters, written for all specialized scientists and engineers dealing with characterization, thermal, mechanical and technical properties, rheological, morphological and microstructure properties and processing design of composite materials.

✦ Table of Contents

Cover
Half Title
Thermoplastic - Composite Materials
Copyright
Contents
Preface
1. Novel Thermoplastic Polyimide Composite Materials
1. Introduction
2. Experimental
2.1 Materials
2.2 Measurements
2.3 Preparation of the TPI resins
2.4 Preparation of TPI composites
3. Results and discussion
3.1 Preparation of TPI resins and TPI composites
3.2 Rheological properties of the TPI molding particulates
3.3 Thermal properties of the TPI molded composites
3.4 Mechanical properties of the molded composites
4. Conclusions
6. Acknowledgements
5. References
2. Thermoplastic Polyurethanes-Fumed Silica Composites: Influence of NCO/OH in the Study of Thermal and Rheological Properties and Morphological Characteristics
1. Introduction
2. Materials and methods
2.1 Experimental techniques
3. Results and discussion
3.1 Characterization of polyurethanes with different NCO/OH
3.2 Characterization of polyurethane adhesives containing fumed silica
4. Conclusions
5. References
3. Manufacture of Different Types of Thermoplastic
1. Introduction
2. Thermoplastic resins used in dentistry
2.1 Thermoplastic acetal
2.2 Thermoplastic polyamide (nylon)
2.3 Thermoplastic polyester
2.4 Presentation form and injection
3. Manufacture technology for acetal-resin dentures
3.1 The working model
3.2 Parallelograph analysis and framework design
3.3 Duplication of the master model
3.4 Wax pattern manufacturing
3.5 Investing the wax pattern
3.6 Injection of the thermoplastic acetal resin framework
3.7 Disassembling and finishing the acetal framework
3.8 Saddle manufacturing and teeth mounting
4. Splints made of acetal resin
5. Acetal Kemeny-type dentures
6. Manufacture technology for polyamide resins dentures
7. Errors in manufacturing thermoplastic resins dentures
8. Myofunctional therapy devices
9. Conclusion
10. References
4. High Performance Thermoplastic/Thermosetting Composites Microstructure and Processing Design Based on Phase Separation
1. Introduction
2. Multi-scale design of the ideal composites
3. TP/TS miscibility & cure induced phase separation (CIPS)
3.1 Strategies and approaches
3.2 Detection of the cure induced phase separation process
3.3 Transmission optical approach
3.4 Dynamic rheological measurements
3.5 Small angel light scattering
3.6 Differential scanning calorimetry
4. CIPS of TP/TS in time-temperature window
4.1 Thermodynamic of CIPS process
4.2 Rheological characterization of the CIPS process in TP/TS mixture
4.3 The critical gel behaviors at tps and tgel
5. Processing of TP/TS in time-temperature window, TTT diagram
5.1 Cure induced phase separation time-temperature dependence
5.2 Effect of TP contents and TP molecular size on Ea (ps)
5.3 Effect of cure rate
5.4 Cure activation energy barrier and chemical environment effects on Ea(ps)
5.4.1 Cure path and cure activation energy effects on Ea(ps)
5.4.2 Ea(ps) dependence on stoichiometry in UCST TP/TS/hardener systems
5.4.3 TP and TS structure effects on Ea(ps) in UCST type TP/TS/hardener system
5.4.4 Stoichiometry and TP and TS structure effects on Ea(ps) in LCST type TP/TS/hardener systems
5.4 Time-temperature transformation diagram with phase separation
6. Morphology evolvement in PS and dynamic theory prediction
6.1 Dynamic theory for morphology evolvement
6.2 Spatially inhomogeneous structure with concentration gradient
7. Concluding remarks
8. Reference
5. Processing of Carbon Fiber/PEI Composites Based on Aqueous Polymeric Suspension of Polyimide
1. Introduction
2. Materials and methods
2.1 Reinforcement
2.1.1 Surface treatment of carbon fiber
2.2 Polymeric matrix
2.2.1 Micronization of polymeric matrix
2.3 Polyimide interphase
2.3.1 Reagents
2.3.2 Synthesis
2.4 Composites preparation
2.4.1 Hot compression molding
2.4.2 Aqueous suspension prepregging
2.4.3 Characterization of the composites
3. Results and discussion
3.1 Reinforcement
3.1.1 Surface treatment of carbon fiber
3.2 Polymeric matrix
3.2.1 Micronization of polymeric matrix
3.3 Polyimide interphase
3.3.1 Characterization of PI
3.4 Preparation of the composites
3.4.1 Hot compression molding
3.4.2 Aqueous suspension prepregging
3.4.3 Characterization of the composites
4. Conclusion
5. Acknowledgment
6. References
6. Thermoplastic Nanocomposites and Their Processing Techniques
1.Introduction
2. Thermoplastic polymers and their nanocomposites
2.1 Clay (silicates)-based nanocomposites
2.2 CNTs -based nanocomposites
2.3 Graphite-based nanocomposites
2.4 Processing techniques
3. Characterization techniques for nanocomposites
4. Future outlook
5. References
7. Crystallization and Thermal Properties of Biofiber-Polypropylene Composites
1. Introduction
2. Materials and methods
2.1 Materials
2.2 Fabrication of composites
2.3 Thermal conductivity and density measurements
2.4 Differential scanning calorimetry
3. Results and discussion
3.1 Thermal conductivity
3.2 Crystallization behavior
3.3 Modeling of crystallization
4. Conclusions
5. References
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