Permeation properties of PDMS membranes:
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
1999
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| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Zsfassung in dt. Sprache. - Würzburg, Univ., Diss., 2000 |
| Beschreibung: | IV, 144, LXXV S. Ill., graph. Darst. |
Internformat
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| 650 | 7 | |a Permeabilität |2 gtt | |
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Datensatz im Suchindex
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| adam_text | USSY - PERMEATION PROPERTIES OF PDMS MEMBRANES DISSERTATION ZUR
ERLANGUNG DES NATURWISSENSCHAFTLICHENDOKTORGRADES DER BAYERISCHEN
JULIUS-MAXIMILIANS-UNIVERSITAT WURZBURG VORGELEGT VON HERDIS B.
ARNARDOTTIR DIEDERICHS AUS REYKJAVIK WURZBURG 1999 PERMEATION PROPERTIES
OF PDMS MEMBRANES CONTENTS CONTENTS 1 INTRODUCTION 1 2 REWIEV OF THE
LITERATURE 5 2.1 DIFFUSION IN LIQUIDS 5 2.1.1 FICK S FIRST LAW OF
DIFFUSION AND ITS DERIVATION 5 2.1.2 THE DIFFUSION COEFFICIENT OF
SOLUTES 6 2.2 DIFFUSION IN POLYMERS 7 2.2.1 THE GLASS TRANSITION
TEMPERATURE 7 2.2.2 FREE VOLUME IN POLYMERS 8 2.2.3 THE FREE VOLUME
THEORY AND THE MOLECULAR THEORY OF DIFFUSION IN POLYMERS 10 2.2.4
RHEOLOGY OF LIQUID POLYMER SYSTEMS 13 2.3 THE USE OF FICK S FIRST LAW TO
DESCRIBE THE PERMEATION OF DRUG THROUGH A POLYMERIC MEMBRANE 15 2.4
DETERMINATION OF THE DIFFUSION COEFFICIENT IN POLYMERS 18 2.4.1 THE
INFLUENCE OF TEMPERATURE AND CONCENTRATION ON THE DIFFUSION COEFFICIENT
20 2.4.3 THE PARTITION COEFFICIENT AND ITS DETERMINATION 21 2.4.4 THE
INFLUENCE OF TEMPERATURE ON THE PARTITION COEFFICIENT 22 2.4.5 THE
PERMEATION COEFFICIENT AND ITS DETERMINATION 23 2.4.6 THE INFLUENCE OF
TEMPERATURE ON THE PERMEATION COEFFICIENT 24 2.5 POLYMER SOLVENT
INTERACTIONS 24 2.5.1 THE SWELLING BEHAVIOUR OF POLYMERS 25 2.5.2
STATISTICAL-THERMODYNAMICAL MODEL OF SWELLING: THE FLORY-HUGGINS THEORY
25 2.5.3 SWELLING TEST FOR RUBBER 29 2.6 RUBBER 31 2.6.1 GENERAL
PROPERTIES OF RUBBER 31 2.6.2 THE NETWORK STRUCTURE AND ITS
CHARACTERISATION 31 2.6.3 WEAK INTER-CHAIN FORCES OF RUBBER 33 2.7
INTRODUCTION TO SILICONE RUBBER 34 2.7.1 THE MOLAR MASS OF POLYMERS 34
2.7.2 METHODS TO DETERMINE MOLAR MASS OF POLYMERS 35 2.7.3 SILICONE
POLYMERS 36 2.7.4 POLYDIMETHYLSILOXANE; MAIN CHEMICAL PROPERTIES AND
USES 37 2.7.5 PDMS STRUCTURE 40 PERMEATION PROPERTIES OF PDMS MEMBRANES
CONTENTS 2.7.6 PREPARATION OF SILICONE RUBBER 41 2.7.6.1 ADDITION
CROSSLINKING OF SILICONE POLYMERS 42 2.7.7 SILOPRENRTV-2K SYSTEM 43
2.7.8 PREPARATION OF PDMS RUBBER OF A DEFINED AVERAGE NCL 47 2.8
PERMEATION OF COMPOUNDS IN PDMS RUBBER 48 2.8.1 THE USE OF PDMS RUBBER
IN CONTROLLED DRUG DELIVERY 48 2.8.2 PERMEATION OF IONIC COMPOUNDS IN
PDMS RUBBER 48 2.8.3 PERMEATION NON-CONDENSIBLE GASES IN PDMS RUBBER 49
2.8.4 PERMEATION OF ORGANIC LIQUIDS AND CONDENSIBLE VAPOURS IN PDMS
RUBBER 49 2.8.5 PERMEATION OF WATER VAPOUR IN PDMS RUBBER 49 2.8.6 THE
RELATIONSHIP BETWEEN THE CHEMICAL AND PHYSICAL PROPERTIES OF THE
PERMEANT AND ITS PERMEATION PROPERTIES IN PDMS POLYMERS 50 2.9 SUMMARY
51 2.10 AIMS OF THE STUDY 52 3 MATERIALS AND METHODS 53 3.1 MATERIALS 53
3.2 METHODS 54 3.2.1 DETERMINATION OF THE VINYL GROUP CONCENTRATION AND
THE NUMBER AVERAGE MOLAR MASS OF SILOPREN U POLYMERS 54 3.2.1.1 THE
BASIC PRINCIPLES OF THE METHOD 54 3.2.1.2 METHOD 54 3.2.1.3 PRODUCTION
OF THE REAGENT SOLUTIONS 55 3.2.2 DETERMINATION OF THE CONTENT OF
SILICONE HYDRIDE GROUPS IN SILOPREN U CROSSLINKING AGENT 55 3.2.2.1 THE
BASIC PRINCIPLES OF THE METHOD 55 3.2.2.2 METHOD 58 3.2.2.3 PREPARATION
OF REAGENT SOLUTIONS 59 3.2.3 DETERMINATION OF THE DYNAMIC VISCOSITY AND
THE ACTIVATION ENERGY OF FLOW OF SILOPREN U POLYMERS 60 3.2.4
PRODUCTION OF PDMS RUBBER 60 3.2.4.1 THE PREPARATION METHOD OF PDMS
RUBBER 60 3.2.4.2 THE INFLUENCE OF THE TYPE OF THE CROSSLINKING AGENT ON
THE AVERAGE NCL OF PDMS RUBBER 63 3.2.4.3 THE INFLUENCE OF THE
FUNCTIONAL GROUPS OF SILOPREN UL AND U10POLYMERS ON THE AVERAGE NCL OF
PDMS RUBBER 63 PERMEATION PROPERTIES OF PDMS MEMBRANES CONTENTS 3.2.4.4
A MATHEMATICAL RELATIONSHIP BETWEEN EACH TYPE OF FUNCTIONAL GROUP AND
THE AVERAGE NCL OF PDMS RUBBER 64 3.2.5 DETERMINATION OF THE DENSITY OF
PDMS RUBBER 65 3.2.6 DETERMINATION OF THE AVERAGE NCL USING SWELLING
TEST 66 3.2.6.1 DETERMINATION OF THE EQUILIBRIUM ABSORPTION OF
ISOPROPANOL AND WATER IN PDMS RUBBER . 66 3.2.7 THE PRODUCTION OF PDMS
MEMBRANES 66 3.2.7.1 DETERMINATION OF THE MEMBRANE THICKNESS 66 3.2.7.2
VALIDATION OF THE PREPARATION METHOD OF PDMS MEMBRANES 67 3.2.8
PERMEATION MEASUREMENTS 68 3.2.8.1 PERFORMANCE OF PERMEATION
MEASUREMENTS 68 3.2.8.7 QUANTITATIVE ANALYSIS OF PERMEANTS 71 3.2.8.7.1
QUANTITATIVE DETERMINATION OF PERMEANTS USING HPLC 71 3.2.8.7.2
QUANTITATIVE DETERMINATION OF HC USING UV SPECTROPHOTOMETER 77 3.2.8.8
DETERMINATION OF THE SATURATION CONCENTRATION OF AC, AA AND AAA IN WATER
AT 25C 79 3.2.8.8.1 SAMPLE PREPARATION 79 3.2.8.8.2 PREPARATION OF
CALIBRATION STANDARDS 79 3.2.8.9 DETERMINATION OF THE SATURATION
CONCENTRATION OF HC IN WATER AND ISOPROPANOL AT 25C 83 3.2.8.9.1
DETERMINATION OF THE SATURATION CONCENTRATION OF HC IN ISOPROPANOL AT
25C 83 3.2.8.9.2 DETERMINATION OF THE SATURATION CONCENTRATION OF HC IN
WATER AT 25C 83 3.2.8.9.2.1 QUANTITATIVE DETERMINATION OF HC 83
3.2.8.10 DETERMINATION OF THE SATURATION CONCENTRATION OF LN IN WATER AT
25C 85 3.2.8.11 DETERMINATION OF THE SOLUBILITY OF LN IN A 0.2%, 0.5%
AND 1% RM-6- CYCLODEXTRIN (RM-13-CD) WATER SOLUTIONS 85 3.2.8.12
DETERMINATION OF THE PARTITION COEFFICIENT OF LN BETWEEN WATER AND PDMS
RUBBER 86 4 RESULTS 87 4.1 VINYL GROUP CONTENT AND NUMBER AVERAGE MOLAR
MASS OF SILOPREN U POLYMERS 87 4.2 SILICONE HYDRIDE GROUP CONTENT IN
SILOPREN UV CROSSLINKING AGENT 88 4.3 DYNAMIC VISCOSITY AND ACTIVATION
ENERGY OF FLOW OF SILOPREN U POLYMERS 88 4.4 PREPARATION OF PDMS RUBBER
OF A DEFINED NCL 91 III PERMEATION PROPERTIES OF PDMS MEMBRANES CONTENTS
4.4.1 INFLUENCE OF THE TYPE OF THE CROSSLINKING AGENT ON THE AVERAGE NCL
OF PDMS RUBBER 91 4.4.2 INFLUENCE OF THE FUNCTIONAL GROUPS IN SILOPREN
UL AND U10 POLYMERS ON THE AVERAGE NCL OF PDMS RUBBER 93 4.4.3
RELATIONSHIP BETWEEN THE MOLE FRACTION OF DIFFERENT FUNCTIONAL GROUPS ON
THE AVERAGE NCL OF PDMS RUBBER . 94 4.5 DENSITY OF PDMS RUBBER 98 4.6
AVERAGE NCL OF THE VARIOUS PREPARATIONS 99 4.6.1 EQUILIBRIUM ABSORPTION
OF ISOPROPANOL AND WATER INTO PDMS RUBBER 99 4.7 PREPARATION OF PDMS
MEMBRANES 99 4.8 PERMEATION DETERMINATIONS 100 4.8.1 INFLUENCE OF THE
DONOR PHASE CONCENTRATION ON THE PERMEATION PROPERTIES OF AC 100 4.8.2
INFLUENCE OF THE TEMPERATURE ON THE PERMEATION OF AC THROUGH PDMS
MEMBRANES WITH AN AVERAGE NCL OF 186.5. 104 4.8.3 INFLUENCE OF THE
AVERAGE NCL OF THE PDMS MEMBRANE ON THE PERMEATION PROPERTIES OF AC, AA
AND AAA. 107 4.8.4 PERMEATION OF HC THROUGH PDMS MEMBRANES OF DIFFERENT
AVERAGE NCL S WHERE WATER AND ISOPROPANOL WERE USED AS A DISSOLUTION
MEDIUM. 109 4.8.5 INFLUENCE OF THE CONCENTRATION OF RANDOMLY METHYLATED
B-CYCLODEXTRIN (RM-B-CD) ON THE PERMEATION RATE OF LN THROUGH PDMS
MEMBRANES WITH AN AVERAGE NCL OF 3 0 111 4.8.6 PERMEATION OFLN THROUGH
PDMS MEMBRANES OF DIFFERENT NCL S 112 4.8.7 SATURATION CONCENTRATION OF
AC, AAAND AAA IN WATER AT 25 C 114 4.8.8 SATURATION CONCENTRATION OF HC
IN ISOPROPANOL AND OF HC AND LN IN WATER AT25C 114 4.8.9 SOLUBILITY OF
LN IN A 0.2%, 0.5% AND 1% RM-B-CD WATER SOLUTION 115 4.8.10 PARTITION
COEFFICIENT OF LN BETWEEN PDMS RUBBER AND WATER 116 5 DISCUSSION 117 6
ZUSAMMENFASSUNG 129 7 REFERENCES 137 8 APPENDIX I IV
|
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| id | DE-604.BV013103751 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T18:39:07Z |
| institution | BVB |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-008926662 |
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| physical | IV, 144, LXXV S. Ill., graph. Darst. |
| publishDate | 1999 |
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| spelling | Herdís Björk Arnardóttir Diederichs 1967- Verfasser (DE-588)122392531 aut Permeation properties of PDMS membranes von Herdís B. Arnardóttir Diederichs 1999 IV, 144, LXXV S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Zsfassung in dt. Sprache. - Würzburg, Univ., Diss., 2000 Hochschulschrift gtt Membran gtt Permeabilität gtt Polydimethylsiloxane gtt Permeabilität (DE-588)4173828-7 gnd rswk-swf Membran (DE-588)4038571-1 gnd rswk-swf Polydimethylsiloxan (DE-588)4175157-7 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Polydimethylsiloxan (DE-588)4175157-7 s Membran (DE-588)4038571-1 s Permeabilität (DE-588)4173828-7 s DE-604 GBV Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=008926662&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Herdís Björk Arnardóttir Diederichs 1967- Permeation properties of PDMS membranes Hochschulschrift gtt Membran gtt Permeabilität gtt Polydimethylsiloxane gtt Permeabilität (DE-588)4173828-7 gnd Membran (DE-588)4038571-1 gnd Polydimethylsiloxan (DE-588)4175157-7 gnd |
| subject_GND | (DE-588)4173828-7 (DE-588)4038571-1 (DE-588)4175157-7 (DE-588)4113937-9 |
| title | Permeation properties of PDMS membranes |
| title_auth | Permeation properties of PDMS membranes |
| title_exact_search | Permeation properties of PDMS membranes |
| title_full | Permeation properties of PDMS membranes von Herdís B. Arnardóttir Diederichs |
| title_fullStr | Permeation properties of PDMS membranes von Herdís B. Arnardóttir Diederichs |
| title_full_unstemmed | Permeation properties of PDMS membranes von Herdís B. Arnardóttir Diederichs |
| title_short | Permeation properties of PDMS membranes |
| title_sort | permeation properties of pdms membranes |
| topic | Hochschulschrift gtt Membran gtt Permeabilität gtt Polydimethylsiloxane gtt Permeabilität (DE-588)4173828-7 gnd Membran (DE-588)4038571-1 gnd Polydimethylsiloxan (DE-588)4175157-7 gnd |
| topic_facet | Hochschulschrift Membran Permeabilität Polydimethylsiloxane Polydimethylsiloxan |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=008926662&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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