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N-MAM/AA/MA共聚物的合成及水处理性能 被引量:3
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作者 冯晨辉 周桃玉 +1 位作者 李淑静 魏无际 《工业水处理》 CAS CSCD 北大核心 2009年第6期48-50,共3页
实验室水相合成了"N-羟甲基丙烯酰胺/丙烯酸/丙烯酸甲酯"三元共聚物,采用红外光谱(FT-IR)、静态阻垢(SAS)、旋转挂片腐蚀试验(RCC)、电化学极化曲线(EPC)等方法进行了分析测试。结果表明:实验合成样品作为水处理剂单剂投加,... 实验室水相合成了"N-羟甲基丙烯酰胺/丙烯酸/丙烯酸甲酯"三元共聚物,采用红外光谱(FT-IR)、静态阻垢(SAS)、旋转挂片腐蚀试验(RCC)、电化学极化曲线(EPC)等方法进行了分析测试。结果表明:实验合成样品作为水处理剂单剂投加,其阻碳酸钙垢的SAS结果优于对照样T-225,同时EPC显示其兼具一定的缓蚀性能,主要为阴极型腐蚀抑制机理;样品与锌盐复配使用,RCC结果显示其碳钢腐蚀速率为0.104 mm/a,稳锌率可达20.5%。 展开更多
关键词 N-羟甲基丙烯酰胺 丙烯酸 三元共聚物合成 阻垢 缓蚀
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Synthesis and luminescent properties of ternary complexes of terbium with thenoyltrifluoroacetone and reactive ligand 被引量:3
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作者 郭栋才 舒万艮 +2 位作者 张馨倩 刘又年 易立明 《Journal of Central South University of Technology》 2004年第3期304-308,共5页
Three new reactive ternary terbium complexes were synthesized with the first ligand of thenoyltri-(fluoroacetone) and the reactive secondary ligand such as maleic anhydride, undecenoic acid, oleic acid, and characteri... Three new reactive ternary terbium complexes were synthesized with the first ligand of thenoyltri-(fluoroacetone) and the reactive secondary ligand such as maleic anhydride, undecenoic acid, oleic acid, and characterized by means of elemental analysis, ethylenediamine tetraacetic acid titrimetric method, Fourier transform infrared and ultraviolet spectroscopies. And the luminescent properties of the ternary terbium complexes were investigated. The results show that the ternary terbium complexes possess much higher luminescent intensity than the binary complex of terbium with thenoyltrifluoroacetone, and the synergy ability sequence of the three reactive ligands is as follows: undecenoic acid>oleic acid>maleic anhydride. Because the ternary terbium complexes contain reactive (ligands) that can be copolymerized with other monomers, a new way for the synthesis of the bonding-type rare earth polymer functional materials with excellent luminescent properties is provided. 展开更多
关键词 TERBIUM THENOYLTRIFLUOROACETONE SYNTHESIS ternary complex luminescent property
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