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Synthesis of reactive quaternary ammonium salt of chitosan assisted with ultrasound irradiation
关键字：ultrasound irradiation; synthesis; reactive quaternary ammonium salt of chitosan
The O-methylacrylamide-2-hydroxypropyltrimethyl ammonium chloride chitosan (reactive quaternary ammonium salt of chitosan) was synthesized with Ultrasound Irradiation can increase the water solubility and made the reactive bonds between chitosan and fiber...
http://www.polymer.cn/research/dis_info13929 |
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The contracting force of PCL-Based Polyurethanes prepared by reactive extrusion
关键字：The,contracting,force,PCL,Based,Polyurethanes,prepared,reactive,extrusion,
Polycaprolactone (PCL) based polyurethanes (PCLU) were prepared in co-rotating twin-screw extruder via polymerization of PTMG, MDI, ε-caprolactone (CL) with the PTMG-Ti as the catalyst. When the CL content in the mixture varied, the i...
http://www.polymer.cn/research/dis_info7432 |
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A NEW REACTIVE FLAME RETARDANT FOR STYRENE-MALEIC ANHYDRIDE COPOLYMER
关键字：NEW,REACTIVE,FLAME,RETARDANT,FOR,STYRENE,MALEIC,ANHYDRIDE,COPOLYMER,
Brominated flame- retardants are one of the common and efficient compounds in producing flame retardantlastics and antimony trioxide is often used as a synergistic agent for halogenated flame- retardants.
http://www.polymer.cn/research/dis_info5502 |
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High Temperature PA Alloy by Reactive Blending
关键字：Nylon alloy, Reactive blend, Non-viscoelastic, Heat resistance
Polyamide (PA) was blended with a reactive polyolefin, poly(ethylene-co-glycidyl methacrylate), at 70/30 wt. ratio using an extremely long (L/D=100, L: screw length, D:screw diameter) twin-screw extruder1).
http://www.polymer.cn/research/dis_info5248 |
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DEPENDENCE OF THE MORPHOLOGY DEVELOPMENT ON THE REACTION KINETICS IN REACTIVE BLENDING
关键字：DEPENDENCE,THE,MORPHOLOGY,DEVELOPMENT,THE,REACTION,KINETICS,REACTIVE,BLENDING,
Polymer blending is an efficient strategy to design new materials with a valuable properties/cost balance from commercially available polymers.1 Most polymers being immiscible, blends have to be compatibilized in order to decrease the ...
http://www.polymer.cn/research/dis_info3321 |
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Chain Extension of Recycled PET during Reactive Extrusion
关键字：extruder; recycled PET flakes; reactive extrusion; chain extension
The change of intrinsic viscosity([η]) and the extruded situation of PET were studied with various extruders，including single screw extruder, twin-screw extruder, grafting reactive extruder and polycondensation reactive extruder. Experiment results ...
http://www.polymer.cn/research/dis_info2439 |
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Strategies for reactive compatibilization and interfacial modification in polymer blends
关键字：Strategies for reactive compatibilization, interfacial modification, polymer blends
To improve the compatibility of heterogeneous blends different methods for reactive in-situcompatibilization have been compared: the formation of block-co-polymers (i), graft-copolymers (ii), andthe formation of mixed stars (iii). Polypropylene/polystyrene&nbs...
http://www.polymer.cn/research/dis_info1958 |
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Effect of Reactive Emulsifier on the Emulsion Polymerization of Acrylate with Hydroxyl Functional Monomer
关键字：acrylate emulsion, polymerization, reactive emulsifier, hydroxyl monomer
The emulsion copolymerization composing of butyl acrylate, methyl methacrylate, hydroxylethylmethacrylate and acrylic acid using reactive emulsifier R208 and AOPS-1 was studied at differentemulsifier type, level of emulsifier and initiator, reactive ...
http://www.polymer.cn/research/dis_info1918 |
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Novel Reactive Compatibilization Strategy through Physical Functionalization and/or Coupling
关键字：olyblend, Reactive compatibilization, Functionalization
To perform reactive compatibilization of immiscible A+B polymer blends, component A and/or B must possess certain functional groups. In case neither component A nor B component contains any reactive functional group,&nbs...
http://www.polymer.cn/research/sy_info15166 |
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Novel Reactive Compatibilization Strategy through Physical Functionalization and/or Coupling
关键字：olyblend, Reactive compatibilization, Functionalization
To perform reactive compatibilization of immiscible A+B polymer blends, component A and/or B must possess certain functional groups. In case neither component A nor B component contains any reactive functional group,&nbs...
http://www.polymer.cn/research/dis_info17232 |
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