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FLAME RETARDANT SYNERGISM OF NANO-SIZED SnO2 AND Sb2O3 IN FLEXIBLE PVC
关键字：PVC, flame retardant, synergism, thermal analysis, char yield, antimony oxide,tin dioxide
The use of nano-sized tin dioxides, antimony trioxides and their mixture as flame retardant for flexible PVC system is considered as means of enhancing the ability of flame retardancy. The flame retardant property of nano-sized&nb...
http://www.polymer.cn/research/dis_info8518 |
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Study on Post- polymerization of Poly(p-phenylenebenzobisoxazole) in Double Screw Extruder
关键字：poly(p-phenylenebenzobisoxazole)，double screw extruder polymerization，orthogonal analysis，kinetics of polymerization
Pre-polymer of Poly(p-phenylenebenzobisoxazole) (PBO) was prepared by the heterogeneous step-growth polycondenstion of 4,6-diaminoresorcinol hydrochloride（DAR•2HCl）with terephthalic acid（TA）in polyphosphoric acid（PPA）.The post-polymerization of pre-polymer of PBO occur...
http://www.polymer.cn/research/dis_info7136 |
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analysis of draw resonance in spinning processes using bifurcation theory
关键字：Draw resonance; Fiber spinning; Bifurcation theory; Supercritical Hopf bifurcation; Kinematic waves; indicator
draw resonance, one of major instabilities in polymer extensional deformation processes, e.g.,fiber spinning, film casting, film blowing, sets in as the draw ratio is increased beyond its critical value appears as sustained peri...
http://www.polymer.cn/research/dis_info5435 |
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An Investigation of the Grafting of Acrylic Acid onto Acrylic Fibers
关键字：Graft copolymerization; Acrylic fibers; Fourier transform infrared spectroscopy;Thermal analysis; Physical and mechanical properties.
The graft copolymerization of acrylic acid (AA) onto commercial acrylic fibers (PAN) has been studied using Azobis(isobutyro)nitrile (AIBN) as an initiator.
http://www.polymer.cn/research/dis_info5068 |
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2D Temperature field FEM analysis of mixer
关键字：Synchronous rotor finite element method temperature field four-wing boundary conditions finite element meshing
this text analyzed temperature field of mixer chamber and rubber with the FEM. The results useful for avoiding high temperature and optimization mixing conditions, improve mixer chamber’s structure and the quality of rubber etc.
http://www.polymer.cn/research/dis_info2426 |
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THE STRUCTURE DESIGN AND THREE-DIMENSIONAL MOLDING RESEARCH ABOUT A NEW TYPE ROTOR
关键字：Tangential-intermeshing rotor Motion analysis Interference Phase angle Optimum design
Rotor is most important part in mixer, it determine the dispersive and distributive effect in mixing process. Our project group developed a new type of rotor, UG software is applied in building three-dimensional mold and asse...
http://www.polymer.cn/research/dis_info2424 |
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Separation media for oligonucleotide separation by microchip electrophoresis and DNA sequencing analysis
关键字：Separation,media,oligonucleotide,separation,microchip,electrophoresis,DNA,sequencing,analysis,
We have developed two separation media for oligonucleotide separation by microchip electrophoresis and DNA sequencing analysis, respectively.
http://www.polymer.cn/research/dis_info2320 |
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Analysis of the Adsorption Isotherms of Surfactant from Aqueous Solution onto Acrylic Ester Resins
关键字：Analysis,Adsorption,Isotherms,Surfactant,Aqueous,Solution,onto,Acrylic,Ester,Resins,
There are many techniques to understand the adsorption mechanism and the mode of arrangement of the adsorbed layer.
http://www.polymer.cn/research/dis_info1960 |
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Preparation and controlled-release analysis of ethyl cellulose ―moxa leaf powder solution microcapsules
关键字：Ethyl cellulose, moxa leaf powder solution, microc
http://www.polymer.cn/Industry/industry2660.html |
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Analysis of Melting process and Numerical Simulation of Pure UHMW-PE Pipe based on Molding in Barrel Technology
关键字：UHMW-PE, Molding in barrel, Melting process, Numer
http://www.polymer.cn/Industry/industry2645.html |
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