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poly(n-isopropylacrylae-co-n-hydroxymethyl acrylae) gel: the preparation in the absence/presence of a pore-forming agent acterization
关键字：poly,isopropylacrylae,hydroxymethyl,acrylae,gel,preparation,absence,presence,pore,forming,agent,acterization,
as known, poly(n-isopropylacrylae) (pnipam) is a stimuli-responsive, thermo-sensitive polymer displays a phase transition at a critical temperature (32oc) which is called lower critical solution temperature (lcst).
http://www.polymer.cn/research/dis_info5447 |
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Time evolution of morphology and resultant mechanical properties of isotactic polypropylene/poly(ethylene-co-octene) blends
关键字：Time,evolution,morphology,resultant,mechanical,properties,isotactic,polypropylene,poly,ethylene,octene,blends,
In this study, the time evolution of microstructure and resultant mechanical properties of isotactic polypropylene/poly(ethylene-co-octene) (iPP/POE) blends at different compositions are concerned in terms of morphology development with phase separation&n...
http://www.polymer.cn/research/dis_info5266 |
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Atom Transfer Radical Polymerization of Methyl Methacrylate Catalyzed by supported Co (II)Cu(II) Bimetallic Catalyst
关键字：Atom transfer radical polymerization (ATRP); Cobalt catalyst; Supported catalyst; Bimetallic catalyst
Atom transfer radical polymerization (ATRP) of methyl methacrylate(MMA) was successfully carried out using cross-linked poly(acrylic acid) (PAA) ion exchange resin supported cobalt(II)/copper(II) bimetallic catalyst.
http://www.polymer.cn/research/dis_info5174 |
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One-pot synthesis of poly(cyclotriphosphazene-co-4,4‘-sulfonyldiphenol)nanotubes and microtubes via an in situ template approach
关键字：One,pot,synthesis,poly,cyclotriphosphazene,sulfonyldiphenol,nanotubes,microtubes,via,situ,template,approach,
Novel poly(cyclotriphosphazene-co-sulfonyldiphenol) nanotubes and microtubes were successfully prepared via one-pot synthesis using special templates generated in situ during the polymerization.
http://www.polymer.cn/research/dis_info5152 |
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Effect of Phase Separation and Crystallization on Mechanical Properties of Isotactic Polypropylene/Poly(ethylene-co-octene) Blends
关键字：Effect,Phase,Separation,Crystallization,Mechanical,Properties,Isotactic,Polypropylene,Poly,ethylene,octene,Blends,
In this study, the time dependence of microstructure evolution and resultant mechanical properties of isotactic polypropylene/poly(ethylene-co-octene) (iPP/POE) blends were concerned in terms of morphology development with phase separation proceeding.
http://www.polymer.cn/research/dis_info4966 |
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SYNTHESIS AND CHARACTERIZATION OF NOVEL CONTROLLED DRUG DELIVERY SYSTEMS OF POLY(DMAEMA-CO-ACRYLOYL-；-CYCLODEXTRIN) HYDROGEL
关键字：SYNTHESIS,AND,CHARACTERIZATION,NOVEL,CONTROLLED,DRUG,DELIVERY,SYSTEMS,POLY,DMAEMA,ACRYLOYL,amp,61538,CYCLODEXTRIN,HYDROGEL,
The purpose of this study is to synthesize novel controlled drug delivery polymer systems that not only has supra-molecular enclosure ability, but also can intelligently respond the external stimuli including pH, temperature and ionic&...
http://www.polymer.cn/research/dis_info3404 |
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光响应共聚物高分子的合成及性能研究
关键字：AAAB P（AAAB-co-AAM） 光响应
光感应高分子是一类由于光辐射而产生响应的新型智能高分子材料，该类聚合物分子结构中通常含有光敏感性部分，在光的刺激下，光敏性部分转变成异构体，从而使分子构型发生改变，产生光响应性。
http://www.polymer.cn/research/dis_info2959 |
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POLY(LACTIDE-CO-GLYCOLIDE) MICROSPHERES FOR CONTROLLED RELEASE OF INSULIN WITH SLIGHTER INITIAL BURST RELEASE AND SLOWER RELEASE RATE
关键字：POLY,LACTIDE,GLYCOLIDE,MICROSPHERES,FOR,CONTROLLED,RELEASE,INSULIN,WITH,SLIGHTER,INITIAL,BURST,RELEASE,AND,SLOWER,RELEASE,RATE,
Initial burst release is a key problem for protein delivery from biodegradable microspheres prepared by double emulsion method [1,2].
http://www.polymer.cn/research/dis_info1828 |
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Co含量对Zn0.6CoxFe2.4-xO4结构与磁性的影响
关键字：锌钴铁氧体 磁性 结构 相变
采用溶胶-凝胶方法制备纳米尺度钴锌铁氧体Zn0.6CoxFe2.4-xO4(x=0~0.30)颗粒,利用X射线衍射仪(XRD)分析晶体结构和相变过程，利用振动样品磁强计(VSM)对其磁性进行测量和分析。实验结果表明，钴锌铁氧体Zn0.6Co0.15Fe2.25O4在800℃时生成单一尖晶石相锌钴铁氧体，在550~800℃温度区间出现α&#8722；Fe2O3过渡相。随钴含量的增加，Zn0.6CoxFe2.4-xO4的比饱和磁化强度先增后减，x=0.075~ 0.15比饱和磁化强度较高；Zn0.6Co...
http://www.polymer.cn/research/dis_info988 |
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正极材料LiM0.9Ti0.1O2(M=Ni,Co)的合成及表征
关键字：锂离子电池 正极材料 电化学性能
利用溶胶-凝胶预处理固相方法合成了锂离子电池正极材料LiM0.9Ti0.1O2 (M=Ni, Co )，通过XRD对合成的材料进行结构分析，并将其组装成电池进行了电化学测试，对两种材料LiNi0.9Ti0.1和 LiCo0.9Ti0.1进行了比较。结果发现，LiCo0.9Ti0.1O2的结构和性能要好于LiNi0.9Ti0.1O2，根据实验结果对其原因进行了初步的分析。
http://www.polymer.cn/research/dis_info570 |
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