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1.
·综述·期页等价基团在合成1,4一二欺基化合物上的应用···························································……陈祖兴井吴银秋1(1)荃团转移聚合反应·····························································································……播容华怜夏海平3(3),研究论文·以抓代硅烷为第三组份的丁二烯稀土催化聚合·················…  相似文献   

2.
综述·均质固体催化剂··················,········..·················……伙···································……”吴越2(1)球状碳:C‘。及C,。················,························································……李思殿杨频,3(1乏凝聚态物质的冲击波化学及其应用··············,··········,·············,·····…  相似文献   

3.
作者索引二、三划了永平“““·“……““二“·“····”···……“·…“···“…召胭丁海青”.”..···……”·······“·,’······“···············……“丁涪江·”…“·”····“······································一457 卜海之····..··.·.’·“·······································…… 999于文涛·····.·······························……,.·…  相似文献   

4.
庆祝中华人民共和国建国扮周年期页电分析化学三十年 一、基础理论研究··············································……‘····················“···········……高鸿 二、极谱分析(新技术、新方法),···,”·····、·······、···一·、··、··、···················……汪尔康、章咏华 三、极谱催化波·······································,············…  相似文献   

5.
第一期研究论文酚醛型吸附树脂吸附VB12的热力学研究···········································································……王重,史作清(l)壳聚糖多孔微球负载PdCI:选择性催化氢化氯代硝基苯的研究·······························,··········……陈水平,汪玉庭(6)Reactive一HA巧m:ATMP光聚合动力学研究····4·······································…  相似文献   

6.
(括号中前面数字为期数,后面数字为页数)创刊的话······················································································……飞妻.鱼轰呈(1一l)致读者·一······,,‘················,·····.’·...·········,·················……《高分子通报》编辑部(1一2)_展望满性能高分子材料和高分子设计·······,··~·····、··················…  相似文献   

7.
 Two oxetane-derived monomers, 3-(2-cyano-ethoxy)methyl- and 3-(methoxy-(triethylenoxy))methyl-3′-methyloxetane (COX and MTOX), were prepared from 3-hydroxymethyl-3-methyloxetane. Their homo- and co-polymerization in solution were carried out by the cationic ring-opening polymerization with BF3•Et2O and 1,4-butanediol as co-initiator. The molecular weight and molecular weight distribution were determined using GPC so as to reveal the competition and interchange between active chain end (ACE) and activated monomer (AM) mechanism in the process. The reactivity ratios of the two monomers were calculated according to Kelen-Tudos using 1H-NMR analysis. The influence of functional side chains in the monomers on the copolymerization behaviors was discussed in virtue of the reactivity ratio data. When doped with lithium salt LiTFSI, the ion conductivity of the homopolymer of MTOX reached 10-3.58 S/cm at 30℃ and  10-2.73 S/cm at 80℃, respectively, showing its potential to be used as polymer electrolyte for lithium ion battery.  相似文献   

8.
聚丙烯与乙烯基单休辐射接枝共聚·············································…… ·············································……张志平、唐荣保、段明春、多沛礼、王笠(1一1)固态辐射聚合的研究I,三聚甲醛的产线辐射聚合························…… ·”””‘二‘’·‘···········································……陈捷、张广学、王富元、徐祀平(1一1…  相似文献   

9.
题目作者页码第7卷第1期HPLC法测定醋酸纤维素膜材料界面参数···,··、····,···,········,·····················,··········……高素莲等2气液色谱法测定工业直链烷基磺酸盐数均分子量·········································,·········……李筱华7两基准试样法及其在激光显微光l谱分析中的应用···················································……李兆智n动力极谱法…  相似文献   

10.
展望我国高分子合成化学的发展(于)···············“····,········”·····················……李福绵曹维孝(1一D 我国高分子合成化学的展望〔三)····,···········一····································……李福绵曹维孝(2一65) 核一壳聚合物研究的进展··,·······································……武利民李伯耿于在璋潘祖仁(2一71)碳氟化合物等离子体聚合研究进展·“······…  相似文献   

11.
论文芳香族二睛的聚合····························,····························……黄志健吹玉春(1一1)双(环氧四氢双环戊二烯)醚及其二醇醚的合成和固化……黄志撞陈根座邓先模(l一9)高聚物分子量分布的表征—对聚碳酸醋的应用······……,··············……应琦珠(1一17)嵌段共聚有机硅树脂的研究························································,···…… ··········…  相似文献   

12.
.综述,把配合物在有机合成中的应用···············,·························································一韩长日1(1)峡喃环参与的Diels一Alber反应及其应用·························································……宋小平2(1)时间分辨荧光(TRF)测量及其应用···········,,·····,···4··································……“…  相似文献   

13.
A new iron basic salt, Fe4(OH)11NO3·2H2O, has been prepared by partially hydrolyzing a solution of Fe(NO3)3·9H2O with urea. The X-ray powder diffraction pattern has been indexed within a monoclinic cella=9.99(3) ?,b=9.48(2) ?,c=3.074(3) ? andβ=90.57(1)°. Thermal decomposition reactions in still air and nitrogen flow have been studied by DTA and TG analysis, and the intermediate and final products have been characterized by X-ray diffraction and IR spectroscopy. When this material is thermally decomposed in an X-ray high temperature diffraction chamber, pure iron is formed at 900 °C together with Fe(III) and Fe(II) oxides.
Zusammenfassung Mittels Hydrolyse einer L?sung von Fe(NO)3)3·9H2O mit Karbamid wurde das neue basische Eisensalz Fe4(OH)11NO3·2H2O dargestellt. Aus einem R?ntgenpulververfahren resultierena=9,55(3) ?,b=9,48(2) ?,c=3,074(3) ? undβ=90,57(1)° für eine monozyklische Zelle. Mittels DTA- und TG-Untersuchungen wurden die thermischen Zersetzungsreaktionen an Luft und im Stickstoffflu? untersucht und die Zwischen- und Endprodukte mit r?ntgendiffraktionsverfahren und IR-Spectroskopie charakterisiert. Bei einer thermischen Zersetzung dieses Stoffes in einer Hochtemperatur-r?ntgendiffraktionskammer wird bei 900 °C elementares Eisen zusammen mit Fe(II)- und Fe(III)-oxiden gebildet.

Резюме Частичным гидролизо м раствора соли Fe(NO3)3 · 9H2O с мочевиной получен а новая основная соль Fe4(OH)11NO3 · 2Н2О, для которой методо м порошкового рентген оструктурного анализа была установ лена моноклинная стр уктура с параметрами ячейкиа=9,55(3) А,b=9,48(2) ?,c=3,074(3) ? иβ=90,57(1)°. Термиче ское разложение соли изучено методом ДТА и ТГ в динамическо й атмосфере воздуха и азота, а образующиеся промеж уточные и конечные продукты ре акции были охарактер изованы рентгенофазовым ана лизом и ИК спектроскопией. ˉПри термическом разложе нии соли в высокотемпературно й рентгено-диффракци онной камере при 900° образует ся чистое железо вмес те с оксидами двух- и трехвалентного желе за.


The authors are greateful to Dr. R. M. Rojas for his helpful suggestions.  相似文献   

14.
(本卷共十二期)作者索引 二、三划丁世家················································……400,488丁孟贤·········································,··············,…507丁维钮·················,···························……邓连,n拐门电元······················································……94盛于龙…  相似文献   

15.
配体C9H7R(R=CH2CH2CH3 (1),CH2(CH3)2 (2),C5H9 (3),CH2C6H5 (4),CH2CH=CH2 (5))分别与Ru3(CO)12在二甲苯或庚烷中加热回流,得到了6个双核配合物[(η5-C9H6R)Ru(CO)(μ-CO)]2(R=CH2CH2CH3 (6),CH2(CH3)2 (7),C5H8 (8),CH2C6H5 (9),CH2CH=CH2 (10))和[(η5-C9H6)(H3CH2C)CHCH(CH2CH3)(η5-C9H6)] [Ru(CO)(μ-CO)]2 (11).通过元素分析、红外光谱、核磁共振氢谱对配合物的结构进行了表征,并用X-射线单晶衍射法测定了配合物6,9,1011的结构.  相似文献   

16.
AISA,Haji Akber······……720CAI,Jun一Chao············……720CAI,Shu一Hul············……746CHEN,Di一Hua·········……937CHEN,Dong一Lin·‘·······……871CHEN,Jin一Chun·········……904CHEN,Ping···············……979CHEN,Qiao一Ho飞······……871CHEN,Qing一Hua······……‘二805CHEN,Qing一Yun·········……898CHEN,Xiao一Ming······……858CHEN,Xue一Song·········……937CHEN,…  相似文献   

17.
分类题目索引 一、热力学、热化学和溶液化学用玻瑞电极侧定直到15.的浓盐成体系的活度系数················································4······一赵凯元雷鸿毅(30)单像于离子溶荆化的研究1.离子摘荆化吉布斯自由能的理论计算············4·················……张有民赵新生(110)NMR法研究Na+在二元混合溶荆中的溶荆化················································……黄忆宁李芝芬刘…  相似文献   

18.
1.专诊高分子合成方面的新发展(11)················································……林一(1,l)Nes乙烯基丁内酸胺及其聚合体·············································……李忠福(1,11)界面精聚···········································································……攀伟(2,49)固相缩聚反应····················…  相似文献   

19.
页1 92028期1 111 题目作者高分子链构象的数学模型及其应用···················································……吴让泉程正迪吴承训星形聚合物结构的统计分析 —不等反应活性和取代效应···················································……陈欣方唐敖庆关士林稀王一偶氮硝凌的极谱络合吸附波··············,············································…  相似文献   

20.
结构参数X的计算方法及与分子总键能和生成焓的关系   总被引:6,自引:3,他引:6  
本文借助于电负性I和有效主量子数ni*定义了有效价电子数Zi′。由Zi′n*i及成键电子数mi定义的原子结构参数δi和分子结构参数X被计算。发现AmBn型分子的X相似文献   

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