| 摘要 | 第1-7页 |
| Abstract | 第7-9页 |
| 中文概要 | 第9-28页 |
| Chapter 1 Introduction | 第28-50页 |
| ·Xylenes | 第28-32页 |
| ·Industrial technologies for PX separation and purification | 第29-31页 |
| ·Xylene isomerization | 第31-32页 |
| ·Membranes | 第32-35页 |
| ·Classification of membranes | 第33页 |
| ·Organic vs. inorganic membranes | 第33-34页 |
| ·Inorganic membranes | 第34-35页 |
| ·Mass transfer mechanisms in inorganic membranes | 第35-37页 |
| ·Zeolite membranes | 第37-49页 |
| ·MFI zeolites | 第38-39页 |
| ·Synthesis of supported zeolite membranes | 第39-43页 |
| ·Application of zeolite membranes | 第43-49页 |
| ·Objectives and outline of the thesis | 第49-50页 |
| Chapter 2. Experimental Section | 第50-62页 |
| ·Chemicals, gases and membrane materials | 第50-51页 |
| ·Charaterization of the membrane supports by gas-liquid displacement | 第51-53页 |
| ·Synthesis of zeolite membranes | 第53-54页 |
| ·Characterization techniques | 第54-55页 |
| ·X-ray diffraction (XRD) | 第54页 |
| ·Scanning electron microscopy (SEM) | 第54页 |
| ·Inductively coupled plasma (ICP-AES) | 第54页 |
| ·Textural properties | 第54页 |
| ·Nuclear magnetic resonance (NMR) | 第54-55页 |
| ·Fourier transform infrared spectroscopy | 第55页 |
| ·Membrane mounting | 第55-56页 |
| ·Membrane pretreatment before gas/vapour permeation | 第56页 |
| ·Gas/vapour permeation and separation tests | 第56-57页 |
| ·M-xylene isomerization and vapour permeation tests | 第57-59页 |
| ·Definitions | 第59-62页 |
| Chapter 3 Synthesis and characterization of nanocomposite MFI-aluminahollow fibre membranes:effect of support pore size | 第62-74页 |
| ·Results | 第63-69页 |
| ·Pore size distribution of hollow fibre supports | 第63-64页 |
| ·Characterization of synthesized materials | 第64-66页 |
| ·Single gas permeance and gas/vapour separation | 第66-69页 |
| ·Discussion | 第69-73页 |
| ·Effective thickness of MFI zeolite membrane | 第69-70页 |
| ·Gas/vapour separation performance as a function of hollow fibre porous structure | 第70-72页 |
| ·Influence of the feed vapour pressure on xylene separation performance | 第72-73页 |
| ·Conclusions | 第73-74页 |
| Chapter 4 Synthesis of nanocomposite B-MFI hollow fibre membranes andapplication for xylene isomer separation | 第74-86页 |
| ·Results | 第75-82页 |
| ·Characterization of synthesized materials | 第75-78页 |
| ·Single gas permeation and effective MFI thickness | 第78-79页 |
| ·N-butane/H_2 separation | 第79页 |
| ·Xylene separation | 第79-81页 |
| ·Effect of total xylene pressure on the xylene vapour permeation performance | 第81-82页 |
| ·Stability of B-MFI hollow fibre membranes | 第82页 |
| ·Discussion | 第82-85页 |
| ·Boron content and impact on the unit cell volume | 第82-83页 |
| ·Single gas permeation performance of B-MFI hollow fibre membrane | 第83-84页 |
| ·Xylene permeation and separation performance at high PX loadings | 第84页 |
| ·Effect of solvent pre-adsorption on the xylene separation performance | 第84-85页 |
| ·Conclusions | 第85-86页 |
| Chapter 5 Molecular sieving separation of hexane isomers withinnanocomposite (B)-MFI-alumina hollow fibre membranes:a modelling study | 第86-106页 |
| ·Modeling | 第88-94页 |
| ·Generalized Maxwell-Stefan (GMS) equations for micropore diffusion | 第88页 |
| ·Pure n-C6 and 2,2-DMB vapour permeation | 第88-90页 |
| ·Binary n-C6 and 2,2-DMB vapour permeation | 第90-93页 |
| ·Contribution of the support | 第93页 |
| ·Caculation details | 第93-94页 |
| ·Results | 第94-102页 |
| ·Pure n-C6 and 2,2-DMB vapour permeation | 第94-96页 |
| ·Pure n-C6 and 2,2-DMB permeation modelling | 第96-97页 |
| ·Mixture n-C6 and 2,2-DMB vapour permeation | 第97-101页 |
| ·Mixture n-C6 and 2,2-DMB permeation modelling | 第101-102页 |
| ·Discussion | 第102-105页 |
| ·Permeation model | 第102-103页 |
| ·Molecular sieving separation | 第103-104页 |
| ·Enhanced configuration entropy effects for n-C6 adsorption in B-MFI hollow fibres | 第104-105页 |
| ·Conclusions | 第105-106页 |
| Chapter 6 Meta-xylene isomerization in a nanocomposite MFI tubularmembrane packed with a Pt-HZSM-5 catalyst | 第106-116页 |
| ·Results | 第108-113页 |
| ·Tubular support characterization with porometer | 第108页 |
| ·Characterization of MFI zeolite power and nanocomposite MFI tubular membrane | 第108-109页 |
| ·Ternary xylene isomers separation | 第109-110页 |
| ·Meta-xylene isomerization | 第110-113页 |
| ·Discussion | 第113-115页 |
| ·Xylene isomer mixture separation | 第113页 |
| ·e-CMR vs FBR | 第113-114页 |
| ·Effect of catalyst location | 第114页 |
| ·Results compared with the literature | 第114-115页 |
| ·Conclusions | 第115-116页 |
| Chapter 7 General conclusions and prospects | 第116-118页 |
| Chapter 8 References | 第118-135页 |
| Acknowledgement | 第135-136页 |
| Appendix | 第136-137页 |
