国家自然科学基金(20774078)

作品数：9被引量：17H指数：2
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相关作者：倪旭峰沈之荃杨雄发朱伟伟焦俊卿更多>>
相关机构：浙江大学杭州师范大学更多>>
相关期刊：《Chinese Journal of Catalysis》《高分子学报》《Chinese Journal of Polymer Science》《Chinese Chemical Letters》更多>>
相关主题：Ε-CAPROLACTONE催化RING-OPENING_POLYMERIZATION稀土催化剂SCHIFF_BASE更多>>
相关领域：理学化学工程更多>>
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Schiff碱镧配合物的合成及其催化烷基异氰酸酯聚合被引量：2
《高分子学报》2011年第5期475-480,共6页焦俊卿 杨雄发 倪旭峰 
国家自然科学基金(基金号20774078)资助项目
通过氯化镧与Schiff碱钠盐(NaSalen)的交换反应制备了4种镧的Schiff碱配合物La(HSalen1～4)3,对其中以3,5-二叔丁基水杨醛缩苯胺为配体的配合物La(HSalen2)3进行了X-射线单晶衍射分析,测定其单晶结构为五角双锥构型,七配位的镧金属中心...
关键词：稀土 SCHIFF碱配合物 异氰酸酯 聚合 
RING-OPENING POLYMERIZAION OF 2,2-DIMETHYLTRIMETHYLENE CARBONATE INITIATED BY INSITU GENERATED,TETRAHYDROSALEN STABLIZED YTTRIUM BOROHYDRIDE COMPLEX AND RANDOM COPOLYMERIZATION WITH ε-CAPROLACTONE
《Chinese Journal of Polymer Science》2011年第3期390-396,共7页孙维林 
supported by the National Natural Science Foundation(Nos.20674071,20774078);the Special Funds for Major State Basic Research Projects(No.2005CB623802)
The poly（2,2-dimethyltrimethylene carbonate） （PDTC） with one hydroxyl and one formate terminal functions was synthesized by in situ generated, tetrahydrosalen stabilized yttrium borohydride complex. The influences...
关键词：Ring-opening polymerization 2 2-Dimethyltrimethylene carbonate e-Caprolactone Rare-earth borohydridecomplex. 
Synthesis,characterization of neodymium chloride complex of amine-bis(phenolate) ligand and its reactivity in the ring-opening polymerization of ε-caprolactone
《Chinese Chemical Letters》2011年第2期249-252,共4页Li Rong Wang Zhen Hua Liang Xu Feng Ni Zhi Quan Shen 
the financial supports of the National Natural Science Foundation of China (No.20774078);the Special Funds for Major Basic Research Projects(No.2005CB623802);Scientific Research Foundation for Returned Scholars,Ministry of Education of China
The neodymium chloride complex[Nd（ONN＇O）Cl（THF）]2 supported by amine-bis（phenolate） ligand was synthesized by the metathesis reaction of anhydrous NdCl3 with Li2（ONN＇O）[H2ONN＇O = Me2NCH2CH2N（CH2-3-Bu2^t-5-...
关键词：Amine-bis（phenolate） complex Rare earth catalyst X-ray crystallography Ε-CAPROLACTONE 
稀土席夫碱配合物催化己内酯可控开环聚合(英文)被引量：8
《催化学报》2010年第8期965-971,共7页倪旭峰 朱伟伟 沈之荃 
Supported by the National Natural Science Foundation of China (20774078);the Special Funds for National Basic Research Program of China (973 Program,G2005CB623802);the Scientific Research Foundation for Returned Scholars,Ministry of Education of China
通过稀土氯化物与席夫碱钠盐的交换反应制备了一系列以3,5-二叔丁基水杨醛缩苯胺为配体的稀土席夫碱配合物.对其中的钕席夫碱配合物进行了X射线单晶衍射分析,发现其单晶结构为五角双锥构型,所得席夫碱稀土配合物可以单组分催化ε-己内...
关键词：己内酯 开环聚合 稀土催化剂 席夫碱 晶体结构 
稀土Schiff碱配合物催化烷基异氰酸酯室温聚合被引量：2
《中国科学（B辑）》2009年第11期1386-1394,共9页杨雄发 倪旭峰 沈之荃 
国家自然科学基金(批准号:20434020,20304011,20774078);国家重点基础研究发展计划(编号:2005CB623802)资助
利用Schiff碱稀土配合物Ln(H2Salen)2Cl3·2C2H5OH与Al(i-Bu)3组成的催化体系催化烷基异氰酸酯室温聚合,详细考察了催化剂组成以及聚合条件等对烷基异氰酸酯聚合的影响,并研究了己基异氰酸酯的聚合动力学.以La、Nd、Sm和Gd四种稀土元素...
关键词：稀土催化剂 SCHIFF碱配合物 烷基异氰酸酯 聚合 
In situ generated,tetrahydrosalen stabilized yttrium borohydride complex:Efficient initiator for the ring-opening polymerization of ε-caprolactone
《Chinese Chemical Letters》2009年第11期1357-1360,共4页Jing Huang Jian Fang Yu Guang Ming Wu Wei Lin Sun Zhi Quan Shen 
supports from National Natural Science Foundation(Nos.20674071, 20774078);the Special Funds for Major State Basic Research Projects(No.2005CB623802)
In this paper, we report the preparation of a new tertrahydrosalen-stabilized yttrium complex which was employed as an initiator-precursor for the polymerization of ε-caprolactone （ε-CL） in the presence of NaBH4 t...
关键词：Tetrahydrosalen Yttrium complex Ring-opening polymerization Ε-CAPROLACTONE 
Tetrahydrosalen backboned gadolinium complex as initiator for the ring-opening polymerization of ε-caprolactone被引量：1
《Chinese Chemical Letters》2008年第6期681-684,共4页Guang Ming Wu Xu Feng Ni Wei Lin Sun Zhi Quan Shen 
The authors acknowledge the financial supports from National Nature Science Foundation（Nos. 20674071, 20774078 and 20434020） ；the Special Funds for Major State Basic Research Projects （No.2005CB623802）.
Tetrahydrosalen ligand was employed in the synthesis of gadolinium complex. The ligand was deprotoned by LiBu, and the afforded lithium salt was reacted with anhydrous GdCl3 to produce the gadolinium complex through s...
关键词：Tetrahydrosalen complex Rare earth catalyst Ε-CAPROLACTONE Ring-opening polymerization 
Polymerization of isoprene catalyzed by neodymium heterocyclic Schiff base complex被引量：5
《Chinese Chemical Letters》2008年第6期734-738,共5页Lei Zhang Xu Feng Ni Wei Lin Sun Zhi Quan Shen 
The authors are indebted to the financial supports of the National Natural Science Foundation of China （No.20774078 and the Key Program No.20434020）；the Special Funds for Major Basic Research Projects （G2005CB623802）.
Neodymium-based heterocyclic Schiff base complex was prepared and applied for the coordination polymerization of isoprene. This complex polymerized isoprene to afford products featuring high cis-1,4 stereospecificity ...
关键词：Heterocyclic Schiff base Neodymium complex ISOPRENE Coordination polymerization 
HETEROCYCLIC SCHIFF BASE NEODYMIUM COMPLEX AS CATALYST FOR RING-OPENING POLYMERIZATION OF ε-CAPROLACTONE被引量：1
《Chinese Journal of Polymer Science》2008年第4期475-479,共5页孙维林 
the National Natural Science Foundation of China(No.20774078);the Key Program of the National Natural Science Foundation of China(No.20434020);the Special Funds for Major Basic Research Projects(No.G 2005CB623802)
An aromatic heterocyclic Schiff base neodymium complex bearing thiazole was synthesized and its activity in the ring-opening polymerization ofε-caprolactone(CL)was examined.The conditions of the CL/Nd molar ratio,mon...
关键词：Aromatic heterocyclic Schiff Base Rare earth complex Poly（ε-caprolactone） 
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