铜氨溶液浸渍法制备铜(Ⅱ)—聚乙烯醇配位聚合物及催化作用研究  被引量:2

Research on the Method of Preparing Cu(Ⅱ)-Polyvinylalcohol Coordination Polymer by Soak of Cupric Ammine Solution and Its Catalytic Function

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作  者:程传煊[1] 金章岩 庄锦树[2] 苏英草[2] 

机构地区:[1]福建师范大学化学系,福州350007 [2]福建师范大学高分子研究所

出  处:《Chinese Journal of Chemical Physics》1993年第1期54-61,共8页化学物理学报(英文)

摘  要:铜氨水溶液浸渍的PVA膜,通过电子自旋共振谱测试,水溶性实验、差热和热重分析、X射线光电子能谱和红外光谱检测、电泳-氦氟激光实验、扫描电子显微镜拍摄和高效液相色谱分析,综合地研究PVA与Cu^(2+)间的作用、生成物结构及催化作用。Cu(Ⅱ)-PVA配位聚合物与Na_2SO_2的体系催化引发MMA在室温水相聚合的得率>50%,(?)=35.33×10~4,(?)=8.5×10~4,分布宽度为4.16。After had been soakod with cupric ammine aqueous solution, the film of PVA was measured by ESR, water solubility test, differential thcrmoanalysis and thermogravimetry, XPS,IR, experiment of electrophoresis-helium and neon laser beam, scanning electron microscope and high efficient liquid chromatography. This paper make synthetically and investigation on the interaction between PVA with Cupric(Ⅱ) ion, structure of its product and catalytic activity of above film. The system of Cupric (Ⅱ)-PVA coordination polymer with Na_2SO_3 can catalyze MMA to initiate polymerization in water phase at room temperature. The yield of PMMA is more than or egual to 50%, the dispersity of distribution for molecular weight is 4.16.

关 键 词: 聚乙烯醇 配位聚合物 催化 

分 类 号:O614.121[理学—无机化学]

 

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