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SYNTHESIS OF METHYL BRANCHED POLYETHYLENE BY ETHYLENE HOMOPOLYMERIZATION WITH HALF-SANDWICH TITANIUM CATALYSTS
关键字：SYNTHESIS,METHYL,BRANCHED,POLYETHYLENE,ETHYLENE,HOMOPOLYMERIZATION,WITH,HALF,SANDWICH,TITANIUM,CATALYSTS,
Branched polyethylene has attracted considerable interest for its properties and many applications.Half-sandwich metallocene catalysts including Dow Chemical’s catalyst of constrained geometry catalyst (CGC) have offered the possibility of yielding chain...
http://www.polymer.cn/research/dis_info834 |
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CONSTRUCTION OF ORTHO-PHENYLENE-BRIDGED CP/AMIDO TITANIUM COMPLEXES BY SUZUKI-COUPLING REACTION AND THEIR ETHYLENE/1-OCTENE COPOLYMERIZATION
关键字：CONSTRUCTION,ORTHO,PHENYLENE,BRIDGED,AMIDO,TITANIUM,COMPLEXES,SUZUKI,COUPLING,REACTION,AND,THEIR,ETHYLENE,OCTENE,COPOLYMERIZATION,
Advantages of the CGC (constrained geometry catalyst) over the conventional biscyclopentadienyl metallocene catalysts are thermal stability, high comonomer incorporation, and high molecular weight of the obtained polymers in the ethylene/α-olefin co...
http://www.polymer.cn/research/dis_info1837 |
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CONSTRUCTION OF ORTHO-PHENYLENE-BRIDGED CP/AMIDO TITANIUM COMPLEXES BY SUZUKI-COUPLING REACTION AND THEIR ETHYLENE/1-OCTENE COPOLYMERIZATION
关键字：CONSTRUCTION,ORTHO,PHENYLENE,BRIDGED,AMIDO,TITANIUM,COMPLEXES,SUZUKI,COUPLING,REACTION,AND,THEIR,ETHYLENE,OCTENE,COPOLYMERIZATION,
Advantages of the CGC (constrained geometry catalyst) over the conventional biscyclopentadienyl metallocene catalysts are thermal stability, high comonomer incorporation, and high molecular weight of the obtained polymers in the ethylene/α-olefin co...
http://www.polymer.cn/research/dis_info1837 |
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Glass Fibres with Photocatalytic Capabilities
关键字：glass fibre, titanium dioxide(ti02 ) , photoactivity, water purification
Photocatalytic reactions using nano-sized titanium dioxide ( Ti02 ) to degrade organic compounds in water have been developed for many years. However, the wide application of this method was limi...
http://www.polymer.cn/research/dis_info17305 |
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Preparation of titanium complex bearing naphthalenesulfonate ligand and its application as catalyst in ethylene polymerization
Study of the polymerization of olefins by soluble, well defined transition-metal complexes is an ever-growing area. Examples of chelating ligands include monoanionic groups such as amidinate, amide and alkoxy etc., in which these catal...
http://www.polymer.cn/research/dis_info16510 |
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Copolymerization of ethylene with functional comonomers by titanium catalysts bearing two β-diketiminate chelate ligands
It is well-known that polyolefin is nopolar materials, lack of functional group greatly limits many end uses. Introducing some functional groups or polar sequences into polymer chains, can efficiently improve its performance.
http://www.polymer.cn/research/dis_info16452 |
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abrication of Electrospun Polyhydroxybutyrate-titanium Dioxide Nanofibers with Enhanced Photocatalytic Activity for the Removal of Dyes from Textile Industry Wastewater
This study was aimed at developing a multifunctional composite film based on the immobilization of titanium dioxide (TiO2) on polyhydroxybutyrate (PHB). TiO2 and PHB are both inexpensive and environmentally benign materials that could ...
http://www.polymer.cn/research/dis_info16041 |
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Study on the preparation and characterization of Ni/TiO2/PS composite microspheres
关键字：Polystyrene; Titanium dioxide; Ni; composite microsphere; structure
Firstly, Polystyrene(PS) microspheres were synthesized by emulsion polymerization; secondly, Titanium dioxide(TiO2) /Polystyrene(PS) composite microspheres were synthesized by the sol-gel method; finally, Ni /Titanium dioxide(TiO2) /Polystyrene(PS) composite microsphere...
http://www.polymer.cn/research/dis_info14014 |
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FUNCTIONALISED ORGANOMETALLIC MOLECULES AS POTENTIAL ANTICANCER DRUGS-TOWARDS TARGETED DELIVERY
关键字：organometallic, anticancer, titanium, zirconium, ruthenium
A number of new titanium, zironiun, and ruthenium molecules have been synthesised, isolated and characterised, which exhibit excellent cytotoxicity against a number of different human tumour cell lines including a defined cisplatin resistan...
http://www.polymer.cn/research/dis_info13845 |
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Rheological Constitutive Model Depending upon Temperature and Strain Rate of Sheet TC1 Titanium Alloy
In recent years, TC1 titanium alloy is widely used in engineering applications for its high strength and low density.
http://www.polymer.cn/research/dis_info12846 |
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