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TITANIUM COMPLEXES BEARING TRIDENTATE [O,N,S] LIGAND AS OLEFIN HOMO-AND CO-POLYMERIZATION CATALYSTS
关键字：TITANIUM,COMPLEXES,BEARING,TRIDENTATE,LIGAND,OLEFIN,HOMO,AND,POLYMERIZATION,CATALYSTS,
Design and synthesis of non-metallocene catalysts have drawn much attention in recent years. Of the non-metallocene catalysts developed, the complexes based on the backbone of phenoxy-imine ligands are one of the most successful ones.
http://www.polymer.cn/research/dis_info1714 |
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Preparation and application of S cation and N anion co-doped TiO2 pillared montmorillonite nano composite photocatalyst
关键字：TiO2, Photocatalyst, doping, montmorillonite, visible light, electrostatic coating
The S cation and N anion co-doped TiO2 pillared montmorillonite nano composite photocatalyst has been synthesized, in which S cations substitute for some of the lattice titanium atoms and N anions replace some of the lattice&...
http://www.polymer.cn/research/dis_info1563 |
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Diffraction Behaviors of Poly(styrene-co-sodium styrenesulfonate)Crystalline Colloidal Arrays Latex
关键字：Diffraction,Behaviors,Poly,styrene,sodium,styrenesulfonate,Crystalline,Colloidal,Arrays,Latex,
Nano-, micro- and meso-scale materials can self-assemble into ordered superstructure which have gained widespread applications, including optical devices, genomics, biosensors, and bio-separation[1-5 ].
http://www.polymer.cn/research/dis_info1463 |
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A novel precursor polymer for continuous SiBN(C) ceramic fiber via co-condensation of B(NHCH3)3 and
关键字：SiB(C)N precursor; SiB(C)N fibers; melt-spinning
http://www.polymer.cn/Industry/industry3426.html |
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Synthesis of sodium acrylate and acrylamide copolymer/ GO hydrogels and their effective adsorption for Pb2+ and Cd2+
关键字：P(AANa-co-AM)/GO; hybrid hydrogel; Pb2+; Cd2+; Adsorption
A serials of cross-linked sodium acrylate and acrylamide copolymer /graphene oxide (P(AANa-co-AM)/GO) hydrogels with different mass ratio of AA (acrylic acid) to AM and different content of MBA (N,N-methylenebisacrylamide) were prepared via dispersive polymerization, the prepared hydrogels were well characterized by XRD, FT-IR,TGA, SEM, and BET. Their performances inclu...
http://www.polymer.cn/research/sy_info19463 |
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零双折射无规共聚物PMMA-co-PMSPK的合成与光学性能
光学高分子由于在注射成型或挤出成型的加工过程中高分子链取向，会使高分子产生双折射现象。双折射的产生对光学材料的应用于高性能光学器件具有极大的影响，零双折射可以减小甚至消除延迟( Retardation)，在一定程度上其可以缓解色偏效应，提高光源利用率。PMMA具有透光性好，容易成型，抗紫外线等优点，但是其也有玻璃化温度低（一般80-100℃），易碎，具有负的双折射率等缺点[1-3]。
http://www.polymer.cn/research/sy_info18511 |
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Crystallization assisted phase separation and its role in concentric ring pattern formation in deuterate polyethylene/poly (ethylene-co-propylene) blend
Concentric ring pattern with different widths of bright and dark rings in both phase contrast and polarizedoptical microscopy in polyethylene/poly(ethylene-co-propylene) (d-PE/PEP) blend was found to be originatedfrom crystallization assisted phase s...
http://www.polymer.cn/research/sy_info14661 |
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Mechanisms of nucleation and crystal growth in a nascent isotactic polypropylene/poly (ethylene-co-octene) inreactor alloy investigated by temperatureresolved synchrotron SAXS and DSC methods
The in-reactor alloying isotactic polypropylene (iPP) with polyolefin copolymers (e.g., ethylene and other α-olefins copolymer) by sequential multi-stage polymerization has been proved superior both in polymer propertiesand in production cost. The&n...
http://www.polymer.cn/research/sy_info14644 |
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Prediction of the bivariate copolymer composition-molecular weight distribution of batch free-radical co-polymerization systems using Monte Carlo and sectional grid methods
The present study provides a comparative study on the simulation of batch free-radical copolymerization systems. Two different numerical methods, namely the stochastic Monte Carlo method and the 2D Fixed Pivot Technique, are used for&n...
http://www.polymer.cn/research/ct_info860 |
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零双折射无规共聚物PMMA-co-PMSPK的合成与光学性能
光学高分子由于在注射成型或挤出成型的加工过程中高分子链取向，会使高分子产生双折射现象。双折射的产生对光学材料的应用于高性能光学器件具有极大的影响，零双折射可以减小甚至消除延迟( Retardation)，在一定程度上其可以缓解色偏效应，提高光源利用率。PMMA具有透光性好，容易成型，抗紫外线等优点，但是其也有玻璃化温度低（一般80-100℃），易碎，具有负的双折射率等缺点[1-3]。
http://www.polymer.cn/research/dis_info18779 |
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