Shape-memory investigations of magneto-sensitive polymer nanocomposites:
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2013
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| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XX, 140 S. Ill., graph. Darst. |
Internformat
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| 100 | 1 | |a Razzaq, Muhammad Yasar |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Shape-memory investigations of magneto-sensitive polymer nanocomposites |c von Muhammad Yasar Razzaq |
| 264 | 1 | |c 2013 | |
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| 502 | |a Potsdam, Univ., Diss., 2013 | ||
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Datensatz im Suchindex
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| adam_text | CONTENTS
LIST OF ABBREVIATIONS I
LIST OF FIGURES IV
LIST OF TABLES X
ABSTRACT XI
ZUSAMMENFASSUNG XVI
1 INTRODUCTION 1
1.1 MAGNETO-SENSITIVE MATERIALS 1
1.1.1 MAGNETO-SENSITIVE ALLOYS 1
1.1.2 MAGNETO-SENSITIVE FLUIDS 4
1.1.3 MAGNETO-SENSITIVE HYDROGELS 7
1.2 SHAPE-MEMORY POLYMERS 11
1.2.1 MULTI-SHAPE AND TEMPERATURE-MEMORY POLYMERS 14
1.2.2 REVERSIBLE SHAPE-MEMORY EFFECT 16
1.2.3 MAGNETO-SENSITIVE SMP 18
2 AIMS AND CONCEPTS 21
2.1 AIMS 21
2.2 CONCEPTS AND STRATEGIES 22
3 RESULTS AND DISCUSSIONS 28
3.1 NETWORK NANOCOMPSITES WITH ONE SWITCHING TEMPERATURE (T
SW
) 28
3.1.1 SYNTHESIS AND MORPHOLOGY OF THE NETWORK NANOCOMPOSITES 28
3.1.2 THERMAL AND MECHANICAL PROPERTIES 32
3.1.3 THERMALLY-INDUCED SHAPE-MEMORY EFFECT 35
3.1.4 MAGNETIC ACTUATION OF NETWORK NANOCOMPOSITES 37
3.2 DESIGING DUAL-SHAPE NANOCOMPOSITES (DS-NC) FOR MULTI-SHAPE EFFECT 39
3.2.1 INFLUENCE OF GEOMETRY ON HEATING KINETICS BY ENVIRONMENTAL HEATING
41
3.2.2 INFLUENCE OF GEOMETRY ON T
MAX
DURING MAGNETIC HEATING 42
3.2.3 EFFECT OF ENCAPSULATION ON THE T
MAX
OF THE ENCAPSULATE DEVICE (ED-NC-OCLIO) ....45
3.2.4 GEOMETRICALLY-CONTROLLED MULTI-SHAPE EFFECT (MSE) 47
3.3 NANOCOMPOSITES WITH BROAD THERMAL TRANSITIONS 52
3.3.1 COMPOSITION AND MORPHOLOGY OF THE COMPOSITES 52
3.3.2 THERMAL AND MECHANICAL PROPERTIES 55
3.3.3 MATERIAL SELECTION FOR MAGNETIC-MEMORY EFFECT (MME) INVESTIGATIONS
59
3.3.4 EXPERIMENTAL SET-UP AND CONSIDERATIONS FOR MME 61
3.3.5 CYCLIC, MAGNETO-MECHANICAL EXPERIMENTS (CMME) 64
HTTP://D-NB.INFO/1044008768
3.3.6 MAGNETIC-MEMORY PROPERTIES 66
3.4 HYBRID NANOCOMPOSITES WITH MAGNETICALLY-CONTROLLED REVERSIBLE
SHAPE-MEMORY
EFFECT (I?
MAG
-SME) 71
3.4.1 SYNTHESIS AND CHARACTERIZATION OF THREE ARM OPDL (
3
AOPDL) 71
3.4.2 SYNTHESIS AND CHARACTERIZATION OF OPDL COATED MNP (OPDL@MNP) 72
3.4.3 SYNTHESIS OF OPDL BASED HYBRID NANOCOMPOSITES 84
3.4.4 MORPHOLOGY OF THE HYBRID NANOCOMPOSITES 85
3.4.5 THERMAL ANALYSIS OF THE HYBRID NANOCOMPOSITES 88
3.4.6 MAGNETIC HEATING OF THE HYBRID NANOCOMPOSITES 90
3.4.7 MECHANICAL PROPERTIES OF THE COMPOSITES 91
3.4.8 MAGNETICALLY CONTROLLED R-SME 93
4 SUMMARY AND OUTLOOK 100
5 EXPERIMENTAL SECTION 105
5.1 MATERIALS 105
5.2 SYNTHESIS 106
5.2.1 SYNTHESIS OF OCLDMA 106
5.2.2 SYNTHESIS OF OCL BASED NANOCOMPOSITES 106
5.2.3 PREPARATION OF TEMPERATURE-MEMORY NANOCOMPOSITE (TM-NC) 107
5.2.4 SYNTHESIS OF PURE MNP 107
5.2.5 SYNTHESIS OF LINEAR OPDL
R
107
5.2.6 SYNTHESIS OF OPDL@MNP 108
5.2.7 DEGRAFTING OF OPDL CHAINS FROM MNP CORE 108
5.2.8 SYNTHESIS OF
3
AOPDL 108
5.2.9 SYNTHESIS OF H-NCS 109
5.2.10 SYNTHESIS OF R-NCS 109
5.2.11 SYNTHESIS OF N-
3
AOPDL 109
5.3 EXPERIMENTAL METHODS 110
5.3.1 DETERMINATION OF MOLECULAR WEIGHT 110
5.3.2 HYDROXY GROUP DETERMINATION 110
5.3.3 GEL CONTENT (G) AND SWELLING RATIO (Q) MEASUREMENT 110
5.3.4 SCANNING ELECTRON MICROSCOPY (SEM) 111
5.3.5 TRANSMISSION ELECTRON MICROSCOPY (TEM) 111
5.3.6 MATRIX-ASSISTED LASER DESORPTION/IONIZATION TIME-OF-FLIGHT MASS
SPECTROMETRY
(MALDI-T
OF-MS) ILL
5.3.7 MAGNETIC HYSTERESIS MEASUREMENT 112
5.3.8 WIDE ANGLE X-RAY SCATTERING (WAXS) 112
5.3.9 DIFFERENTIAL SCANNING CALORIMETRY (DSC) 113
5.3.10 THERMOGRAVIMETRIC ANALYSIS (TGA) 113
5.3.11 DYNAMIC MECHANICAL THERMAL ANALYSIS (DMTA) 113
5.3.12 FOURIER TRANSFORM INFRA-RED (FT-IR) SPECTROSCOPY 113
5.3.13 CYCLIC, THERMO-MECHANICAL EXPERIMENTS 114
5.3.14 MAGNETIC HEATING AND TEMPERATURE MEASUREMENTS 114
5.3.15 FORCED AIR CONVECTION EXPERIMENT 115
5.3.16 PROGRAMMING OF THE DEVICE 115
5.3.17 QUANTIFICATION OF THE MSE 116
5.3.18 MAGNETO-MECHANICAL EXPERIMENTS 116
5.3.19 CYCLIC, MAGNETO-MECHANICAL EXPERIMENTS FOR MME INVESTIGATIONS 116
5.3.20 CYCLIC, MAGNETO-MECHANICAL EXPERIMENTS FOR 7?
MAG
-SME 117
5.3.21 MACROSCOPIC DEMONSTRATION OF /?
MAG
-SME 118
6 REFERENCES 119
7 APPENDIX 131
7.1
1
H-NMR OF THE OCLDMA 131
7.2 MECHANISM OF REDOX INITIATION BY THE BPO/NDMT SYSTEM 132
7.3 XANES SPECTRA FOR PURE AND COATED MNP 133
7.4 ^-NMR-SPECTRA OF THE DEGRAFTED OPDL FROM MNP SURFACE 134
7.5 MALDI-TOF-MS SPECTRA OF THE DEGRAFTED OPDL FROM MNP SURFACE 135
7.6 DSC SPECTRA OF THE OPDL COATED MNP AND DEGRAFTED OPDL FROM MNP
SURFACE 136
7.7 TGA CURVES FOR THE PURE AND COATED MNP 137
7.8 IR-SPECTRAS OF
3
AOPDL AND OPDL9.1@MNPL 138
7.9 ^MA
G
-SME DEMONSTRATED FOR REFERENCE NANOCOMPOSITE 139
ACKNOWLEDGEMENTS 140
|
| any_adam_object | 1 |
| author | Razzaq, Muhammad Yasar |
| author_facet | Razzaq, Muhammad Yasar |
| author_role | aut |
| author_sort | Razzaq, Muhammad Yasar |
| author_variant | m y r my myr |
| building | Verbundindex |
| bvnumber | BV041352134 |
| ctrlnum | (OCoLC)862814530 (DE-599)GBV768173922 |
| dewey-full | 620.19204232 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 620 - Engineering and allied operations |
| dewey-raw | 620.19204232 |
| dewey-search | 620.19204232 |
| dewey-sort | 3620.19204232 |
| dewey-tens | 620 - Engineering and allied operations |
| format | Thesis Book |
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| physical | XX, 140 S. Ill., graph. Darst. |
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| spelling | Razzaq, Muhammad Yasar Verfasser aut Shape-memory investigations of magneto-sensitive polymer nanocomposites von Muhammad Yasar Razzaq 2013 XX, 140 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Potsdam, Univ., Diss., 2013 Memory-Polymere (DE-588)4730501-0 gnd rswk-swf Nanokomposit (DE-588)4768127-5 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Nanokomposit (DE-588)4768127-5 s Memory-Polymere (DE-588)4730501-0 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=026800687&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Razzaq, Muhammad Yasar Shape-memory investigations of magneto-sensitive polymer nanocomposites Memory-Polymere (DE-588)4730501-0 gnd Nanokomposit (DE-588)4768127-5 gnd |
| subject_GND | (DE-588)4730501-0 (DE-588)4768127-5 (DE-588)4113937-9 |
| title | Shape-memory investigations of magneto-sensitive polymer nanocomposites |
| title_auth | Shape-memory investigations of magneto-sensitive polymer nanocomposites |
| title_exact_search | Shape-memory investigations of magneto-sensitive polymer nanocomposites |
| title_full | Shape-memory investigations of magneto-sensitive polymer nanocomposites von Muhammad Yasar Razzaq |
| title_fullStr | Shape-memory investigations of magneto-sensitive polymer nanocomposites von Muhammad Yasar Razzaq |
| title_full_unstemmed | Shape-memory investigations of magneto-sensitive polymer nanocomposites von Muhammad Yasar Razzaq |
| title_short | Shape-memory investigations of magneto-sensitive polymer nanocomposites |
| title_sort | shape memory investigations of magneto sensitive polymer nanocomposites |
| topic | Memory-Polymere (DE-588)4730501-0 gnd Nanokomposit (DE-588)4768127-5 gnd |
| topic_facet | Memory-Polymere Nanokomposit Hochschulschrift |
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