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PNPMI-b-P4VP-ZnS 纳米复合物的RAFT 合成及其光学性质可控性
关键字:RAFT, Poly(N-phenylmaleimide)-b-poly(4-vinylpyridine), Nanocomposite, Photoluminescence N-苯基马来酰亚胺(NPMI)的共聚物由于具有阻燃和热稳定性、光敏性和非线性光学(NLO)性质而备受关注。可逆断裂链转移聚合 (RAFT)方法可有效调控两亲性共聚物高分子的组成和结构,研究高分子纳米复合物 (PNCs) 荧光性质的可控性具有重要意义。
http://www.polymer.cn/research/dis_info13502 |
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Microphase Separation Behavior on the Surfaces of Poly(dimethylsiloxane)-block-poly(2,2,3,3,4,4,4-heptafl-uorobutyl methacrylate) Diblock Copolymer Coatings
关键字:Microphase separation behavior, PDMS-b-PHFBMA, Flory-Huggins thermodynamic Microphase separation behavior on the surfaces of poly (dimethylsiloxane)-block-poly (2,2,3,3,4,4,4-heptafluorobutyl methacrylate) (PDMS-b-PHFBMA) diblock copolymer coatings was investigated.
http://www.polymer.cn/research/dis_info13374 |
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THE SURFACE MODIFICATION OF NANO-SIZED POROUS MEMBRANE WITH CATECHOL CONJUGATED POLY (N-ISOPROPYL ACRYLAMIDE) FOR THERMAL RESPONSIVE DIFFUSION
关键字:poly (N-isopropylacrylamide), catechol, RAFT, thermal responsive polymer In this study, we prepared PNIPAam of Mw 12,000 by RAFT polymerization with narrow dispersity (PDI 1.09). The end functional group of the synthesized PNIPAam was conjugated to catechol and fluorescence dye, respectively. Not only&...
http://www.polymer.cn/research/dis_info13146 |
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Novel Inherently Flame-retardant Poly(trimethylene terephthalate) Copolyester Containing Triaryl Phosphine Oxide
关键字:flame retardance; poly(trimethylene terephthalate); bis 4-carboxyphenyl phenyl phosphine oxide; copolymerization Poly(trimethylene terephthalate) (PTT) is a semicrystalline polymer, which possesses the similar properties to PET and PBT.
http://www.polymer.cn/research/dis_info12478 |
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Preparation of poly(ethylene glycol)-b-polyacrylonitrile block copolymer functioned multi-walled carbon nanotubes by “graft onto” and “graft from”
关键字:MWNTs, poly(ethylene glycol), polyacrylonitrile, coupling reaction, redox free polymerization Multi-walled carbon nanotubes (MWNTs) were oxidized with concentrated HNO3 and H2SO4 to introduce carboxylic groups. Grafting of poly (ethylene glycol) (PEG) onto carbon nanotubes (MWNTs-g-PEG) was achieved by the direct condensation reaction&nb...
http://www.polymer.cn/research/dis_info11760 |
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Surface hydrophilic modification for hydrophobic electrspun poly(vinyl chloride) nanofibrous membranes by poly(dopamine) coating
关键字:Surface hydrophilic modification, hydrophobic nanofibrous membranes, dopamine, Self-polymerization The surface hydrophilicity of hydrophobic electrospun poly(vinyl chloride) (PVC) nanofibrous membrane were improved by coating dopamine via the dopamine self-polymerizing and adherring firmly to the membrane surface in mild aqueous environments. ...
http://www.polymer.cn/research/dis_info11732 |
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Drug release from films and electrospun fiber sheets of poly(3-hydroxybutyrate-co-3-hydroxyvalerate)
关键字:Drug delivery, Electrospinning, Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV), Biomedical polymers, Tetracycline hydrochloride Films and electrospun fiber sheets made from poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) are explored as drug delivery vehicles using tetracycline hydrochloride as a model drug. In order to assist in choosing suitable process conditions ...
http://www.polymer.cn/research/dis_info11726 |
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Environmental-friendly soy protein isolate/poly (vinyl alcohol) blend films plasticized by glycerol: compatibility, mechanical properties and biodegradability
关键字:Soy protein isolate, Poly (vinyl alcohol), Environmental-friendly, Biodegradability, Blend films Biodegradable and biocompatible blend films based on soy protein isolate (SPI)/poly (vinyl alcohol) (PVA) plasticized by glycerol were prepared by a solution-casting method. The mechanical property measurement indicated that SPI/PVA films exhibi...
http://www.polymer.cn/research/dis_info11708 |
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Effect of poly (vinyl alcohol) (PVA) films treated by atmospheric pressure plasma jet and low-pressure plasma
关键字:Atmospheric pressure plasma,Poly(vinyl alcohol),Solubility,SEM,FTIR Poly (vinyl alcohol) (PVA) films have been treated by atmospheric pressure plasma jet and low-pressure plasma to investigate the changes of solubility and weight loss due to surface ablation. Scanning electron microscope (SEM) was ...
http://www.polymer.cn/research/dis_info11648 |
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Self-assembly of PNIPAM/PAA IPN microgels in ice-crystal template to produce fibers
关键字:pH/temperature sensitive microgels,interpenetrating polymer network,ice-crystal template,poly(N-isopropylacrylamide),poly(acrylic acid) The microgels of interpenetrating polymer network (IPN) structure based on poly(N-isopropylacrylamide) (PNIPAM) network and poly(acrylic acid) (PAA) network (PNIPAM/PAA IPN microgels) were firstly synthesized by seed-emulsion polymerization, using redox i...
http://www.polymer.cn/research/dis_info11640 |
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