Tailor-Made Polymers : Via Immobilization of Alpha-Olefin Polymerization Catalysts
Tailor-Made Polymers : Via Immobilization of Alpha-Olefin Polymerization Catalysts
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Author(s): Severn, John R.
ISBN No.: 9783527317820
Pages: 374
Year: 200803
Format: Trade Cloth (Hard Cover)
Price: $ 317.33
Status: Out Of Print

Preface. List of Contributors. 1 Designing Polymer Properties (Markus Gahleitner and John R. Severn). 1.1 Polyolefins. 1.2 Levels and Scales of Polymer Structure and Modification.


1.3 Polymer Design: The Catalyst's Point of View. 1.4 Immobilizing "Single-site" Olefi n Polymerization Catalysts: The Basic Problems. 2 Traditional Heterogeneous Catalysts. 2.1 Ziegler-Natta Catalysts in Polyolefi n Synthesis (John C. Chadwick, Thomas Garoff, and John R.


Severn). 2.2 Chromium Polymerization Catalysts: Still Alive in Polyethylene Production (Hilkka Knuuttila and Arja Lehtinen). 3 Polymer Particle Growth and Process Engineering Aspects (Michael Bartke). 3.1 Heterogeneous Polymerization with Supported Catalysts versus Polymerization in Homogeneous Phase. 3.2 Phenomena in Polymerization with Heterogeneous Catalysts.


3.3 Polymerization Processes and Reactors for Polymerization with Heterogeneous Catalysts. 3.4 Requirements for Polymerization Catalysts. 4 Methylaluminoxane (MAO), Silica and a Complex: The "Holy Trinity" of Supported Single-site Catalyst (John R. Severn). 4.1 Introduction.


4.2 Basic Ingredients. 4.3 Catalyst Preparations. 4.4 Pitfalls in the Generation of Single-Site Polymer Material. 4.5 Conclusions.


5 Perfl uoroaryl Group 13 Activated Catalysts on Inorganic Oxides (Gregory G. Hlatky and Michael W. Lynch). 5.1 Introduction. 5.2 Supported Perfl uoroarylborate Catalysts. 5.


3 Supported Perfl uoroarylborane and Perfl uoroarylalane Catalysts. 5.4 Conclusions. 6 Catalysts Supported on Magnesium Chloride (John C. Chadwick). 6.1 Introduction. 6.


2 Magnesium Chloride as Activator. 6.3 Magnesium Chloride/Methylaluminoxane. 6.4 Magnesium Chloride/Borate. 6.5 Magnesium Chloride/Aluminum Alkyl. 6.


6 Conclusions. 7 Metallocene Activation by Solid Acids (Max P. McDaniel, Michael D. Jensen, Kumindini Jayaratne, Kathy S. Collins,Elizabeth A. Benham, Neal D. McDaniel, P. K.


Das, Joel L. Martin, Qing Yang, Mathew G. Thorn, and Albert P. Masino). 7.1 Introduction. 7.2 Experimental.


7.3 Results and Discussion. 7.4 Metallocene Choice. 7.5 Participation by Aluminum Alkyl. 7.6 Brønsted versus Lewis Acidity.


7.7 Polymer Molecular Weight Distribution. 7.8 Leaching of the Metallocene. 7.9 Characterization of Active Sites. 7.10 Clay as an Activator.


7.11 Zeolites as Metallocene Activators. 7.12 Conclusions. 8 Supported Multicomponent Single-Site α-Olefin Polymerization Catalysts (Nic Friederichs, Nourdin Ghalit, and Wei Xu). 8.1 Introduction. 8.


2 Supported Catalysts for Concurrent Tandem Oligomerization/Copolymerization. 8.3 Concurrent Tandem Catalysis for Increased Levels of Long-Chain Branching (LCB). 8.4 Supported Multicomponent Catalysts for Bimodal/Multimodal MMD Polyethylene. 8.5 Multicomponent Catalysts for Polypropylene. 8.


6 Multicomponent Catalysts for Block Copolymers. 8.7 Conclusions. 9 Tethering Olefi n Polymerization Catalysts and Cocatalysts to Inorganic Oxides (Jason C. Hicks and Christopher W. Jones). 9.1 Introduction.


9.2 Surface-Tethered Precatalysts. 9.3 Tethering Cocatalysts. 9.4 Molecular Models. 9.5 Conclusions.


10 Polymerization with the Single-Site Catalyst Confi ned within the Nanospace of Mesoporous Materials or Clays (Young Soo Ko and Seong Ihl Woo). 10.1 Introduction. 10.2 Single-Site Catalyst Confi ned within the Nanopores of Mesoporous Materials. 10.3 Single-Site Catalyst Confi ned within the Nanogalleries of Mineral Clays. 10.


4 Summary.


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