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国家自然科学基金(20134010): 作品数：16被引量：40H指数：4; 导出分析报告; 相关作者：周其凤范星河陈小芳宛新华董红晨更多>>; 相关机构：北京大学更多>>; 相关期刊：《Science China Chemistry》《化学进展》《Chemical Research in Chinese Universities》《Chinese Journal of Polymer Science》更多>>; 相关主题：AZOBENZENESTYRENE-B甲壳型液晶高分子CONTAINING更多>>; 相关领域：理学化学工程自然科学总论更多>>

BLUE LIGHT-EMITTING COIL-ROD-COIL BLOCK OLIGOMERS WITH RIGID p-HEXAPHENYL AS CHROMOPHORE: 《Chinese Journal of Polymer Science》2006年第2期115-124,共10页宛新华; This work was supported by the National Natural Science Foundation of China (Nos. 20274001, 20134010); the National Science Fund for Distinguished Young Scholars (No. 20325415).; The synthesis and characterization of coil-rod-coil triblock oligomers, poly（ethylene oxide）-b-p-hexaphenyl-b- poly（ethylene oxide）, are described. The number of repeating ethylene oxide units in each flexible blo...; 关键词：PEO PHP Block oligomers MALDI-TOF Fluorescence

Restudy of the unusual phase behavior of the mesogen-jacketed liquid crystal polymers: 《Science China Chemistry》2006年第2期116-125,共10页ZHAO Yongfeng FAN Xinghe CHEN Xiaofang WAN Xinhua ZHOU Qifeng; This work was supported by the National Natural Science Foundation of China(Grant No.20134010);the Ministry of Education of China(Key Project No.104005).; A series of poly{2,5-bis[(4-butoxyphenyl)-oxycarbonyl]styrenes}(PBPCS)with low mo-lecular weight distribution was synthesized by atom transfer radical polymerization(ATRP).The me-somorphic properties were investigated...; 关键词：mesogen-jacketed liquid crystal polymers RHEOLOGY hexagonal columnar nematic phase.

甲壳型液晶高分子的独特液晶行为被引量：6: 《中国科学（B辑）》2005年第6期446-454,共9页赵永峰范星河陈小芳宛新华周其凤; 国家自然科学基金(批准号:20134010;20574002);教育部科学研究重点项目(104005)资助; 通过ATRP合成了低分散度的甲壳型液晶高分子PBPCS.用GPC测定了聚合物的分子量及其分布;用热分析仪测定了聚合物的玻璃化转变温度;用POM,WAXD,DSC,RheometricsARES流变仪等多种手段表征了PBPCS的独特液晶行为:升温过程中,PBPCS在玻璃化...; 关键词：甲壳型液晶高分子流变学六方柱状向列相

Synthesis of Poly(styrene-b-isoprene-b-styrene)viaNitroxide-mediated Radical Polymerization by a Novel Alkoxyamine: 《Chemical Research in Chinese Universities》2005年第5期615-618,共4页GAO Long-cheng PAN Qi-wei FAN Xing-he CHEN Xiao-fang WAN Xin-hua ZHOU Qi-feng; Supported by the National Natural Science Foundation of China(No. 20134010) ;the Science Research Fund of the Minis-try of Education of P. R. China(No. 104005).; Bifunctional alkoxyamine bis-TIPNO derived from 2,2,5-trimethyl-4-phenyl-3-azahexane-3-oxyl （TIPNO） and α, ω-alkyl bromide by atom transfer radical addition（ATRA） was employed as “biradical initiator” for nitr...; 关键词：Radical polymerization Block copolymer NITROXIDE ISOPRENE

原子转移自由基聚合(ATRP)在星形聚合物合成中的应用被引量：20: 《化学进展》2005年第6期1089-1095,共7页唐新德范星河陈小芳周其凤; 国家自然科学基金资助项目(No.20134010);教育部科学研究重点项目(No.104005); 综述了近10年来采用原子转移自由基聚合(ATRP)法合成星形聚合物的研究进展。从聚合单体、引发剂、聚合方法和反应条件以及聚合物性质等方面讨论了原子转移自由基聚合在星形聚合物合成中的应用,并根据聚合方法和引发剂对各种反应进行了...; 关键词：原子转移自由基聚合(ATRP) 星形聚合物引发剂先核后臂法先臂后核法串联ATRP法

甲壳型液晶高分子研究进展被引量：6: 《高分子通报》2005年第4期58-68,共11页汤慧宛新华范星河陈小芳周其凤; 国家自然科学基金(基金号20274001,20325415,20134010);教育部优秀青年教师教学与科研奖励基金;高等学校博士学科点专项基金(基金号99000136,2003000106l);教育部科学研究重点项目(基金号01001,104005)资助; 介绍了近年在甲壳型液晶高分子的设计、合成、表征以及结构与性能关系探索方面的进展,对今后的研究方向提出了粗浅的看法。; 关键词：甲壳型液晶高分子合成方法结构表征刚性链侧链型液晶高分子刚性链结构

ATOM TRANSFER RADICAL POLYMERIZATION OF 2,5-BIS[(4-HEXYLOXYPHENYL)OXYCARBONYL]STYRENE: 《Chinese Journal of Polymer Science》2005年第3期249-253,共5页YiYi 范星河 Yong-fengZhao Xiao-fangChen Xin-huaWan 周其凤; This work was supported by the National Natural Science Foundation of China(No.20134010);the Science Research Fund of the Chinese Ministry of Education(Nos.01001,104005).; A side-on liquid crystalline monomer,2,5-bis[(4-hexyloxyphenyl)oxycarbonyl]styrene)(HPCS),was successfullypolymerized via atom transfer radical polymerization(ATRP).The polymerization was catalyzed by CuBr/PMDETA inch...; 关键词：Atom transfer radical polymerization Liquid crystalline polymer.

SYNTHESIS, CHARACTERIZATION OF CHIRAL POLY(ESTER AMIDE)S DERIVED FROM L-ISOLEUCINE: 《Chinese Journal of Polymer Science》2004年第5期497-500,共4页范星河 Jing-LunZhou Xiao-FangChen Xin-HuaWan 周其凤; This work was supported by the National Natural Science Foundation of China (No. 20134010,20274003).; A series of new optically active aromatic poly(ester amide)s containing a chiral group in the side chain prepared from the p-toluenesulfonic acid salt of o,o'-bis(leucyl)-hexanediol (TS-+LHD+TS-) and p-phthaloyl chlor...; 关键词：Poly(ester amide) 1 6-HEXANEDIOL L-ISOLEUCINE p-Phthaloyl chloride

一种含噁二唑基甲壳型聚合物的合成与表征被引量：5: 《高分子学报》2004年第4期620-624,共5页范星河董红晨陈小芳宛新华周其凤; 国家自然科学基金项目资助项目 (基金号 2 0 13 40 10 );教育部科学研究重点项目资助项目 (项目号10 40 0 5 ); It is reported report herein the synthesis and characterization of a new mesogen-jacketed polymer containing an electron deficient oxadiazole unit __ poly{2,5-bis[(5-tert-butylphenyl)-1,3,4-oxadiazole]styrene} (BBPOS)...; 关键词：噁二唑甲壳型聚合物合成电荷传输材料电致发光材料

SYNTHESIS AND CHARACTERIZATION OF COPOLYMER OF 2,5-BIS[(4-METHOXYPHENYL)OXYCARBONYL]STYRENE AND STYRENE WITH HIGH MOLECULAR WEIGHT: 《Chinese Journal of Polymer Science》2004年第3期289-293,共5页范星河周其凤; This work was supported by the National Natural Science Foundation of China (No. 20134010) and the Ministry ofEducation of China for the Science and Research Fund (No. 104005).; The random copolymers of styrene and 2,5-bis[(4-methoxyphenyloxycarbonyl)styrene] (MPCS) with different copolymerization ratio were synthesized by conventional free radical polymerization. The copolymer having high mo...; 关键词：Copolymer of MPCS and St Liquid crystal Tensile strength

国家自然科学基金(20134010)