지원사업
학술연구/단체지원/교육 등 연구자 활동을 지속하도록 DBpia가 지원하고 있어요.
커뮤니티
연구자들이 자신의 연구와 전문성을 널리 알리고, 새로운 협력의 기회를 만들 수 있는 네트워킹 공간이에요.
이용수1
2022
ABSTRACT 1CHAPTER 1. INTRODUCTION 2CHAPTER 2. THEORETICAL BACKGROUND 42-1. Dental materials based on polymers 42-1-1. Common monomers for dental composites 42-1-2. Photoiniatiors for photo-curing system 62-1-3. Composite resin 102-1-4. Advantages and challenges of dental composites 122-2. Poly(ether ketone ketone) 132-2-1. Super engineering plastics 132-2-2. Poly(ether ketone ketone) (PEKK) 162-2-3. Polycondensation via Friedel-Craft acylation 182-3. End-group functionalization of PEKK 202-3-1. Telechelic polymer 202-3-2. Steglich esterification 212-4. Modified silica nanoparticles 232-4-1. Silica nanoparticles for particle reinforcement 232-4-2. The history of sol-gel process 232-4-3. Sol-gel process for silica nanoparticles 242-4-4. Silane coupling agent 252-5. 3D Printing 272-5-1. Brief explanation of 3D printing 272-5-2. Benefits and challenges of 3D printing in medical application 27CHAPTER 3. EXPERIMENTAL 283-1. Materials 283-2. Experimental 303-2-1. Synthesis of CAEKK 303-2-2. Synthesis of EMAEKK 313-2-3. Synthesis of surface modified silica nanoparticles 323-2-4. Preparation of dental resin containing EMAEKK and silica nanoparticles 333-2-5. Process of preparation of specimens by 3D printing 333-3. Measurement 343-3-1. Spectroscopic measurement 343-3-2. Chromatographic measurement 343-3-3. Thermal analysis 343-3-4. Measurement of modified silica nanoparticles 353-3-5. Measurement of mechanical strength 353-3-6. Measurement of polymerization shrinkage 353-3-7. Fracture surface analysis of hybrid resin 36CHAPTER 4. RESULTS AND DISCUSSION 374-1. Characterization of CAEKK 374-2. Characterization of EMAEKK 434-3. Characterization of modified silica nanoparticles 454-4. Characterization of dental resins containing EMAEKK 524-4-1. Evaluation of mechanical strength of samples containing EMAEKK 524-4-1-1. Compressive strength of samples containing EMAEKK 524-4-1-2. Flexural strength of samples containing EMAEKK 534-4-1-3. Hardness of samples containing EMAEKK 544-4-2. Polymerization shrinkage measurement of resins containing EMAEKK 554-5. Characterization of hybrid dental resins 564-5-1. Evaluation of mechanical strength of hybrid resins 564-5-1-1. Compressive strength of hybrid resins 564-5-1-2. Flexural strength of hybrid resins 574-5-1-3. Hardness of hybrid resins 584-5-2. Polymerization shrinkage measurement of hybrid resins 594-5-3. Observation of fracture surface of hybrid resin 60CHAPTER 5. CONCLUSIONS 61REFERENCES 62ABSTRACT (KOREAN) 69
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