Study on the Mechanism of Alkoxy Silane on Flotation Behavior of Aluminum-silicate Minerals Using Dodecylamine as Collector 烷氧基硅烷对十二胺浮选铝硅矿物的影响研究
Synthesis and Properties of Low-molecular-weight Organogelators Containing Three Long-chain Alkoxy Substituents 含长链烷氧基小分子有机凝胶剂的制备和性质研究
The UV-VIS spectra of the two alkoxy substituted compounds in the MMA were measured. 测试了所制备化合物在甲基丙烯酸甲酯中的紫外-可见光谱。
Kinetics and nucleation mechanism of acrylate emulsion polymerization modified by vinyl alkoxy silane; 综述有关丙烯酸酯乳液聚合的机理、研究进展和改性方法。
A Simple Synthetic Method for Discotic Liquid Crystal Intermediates: 2-Hydroxy-3,6,7,10,11-penta ( alkoxy) triphenylenes Synthesis and Curing of a Novel Combined Liquid Crystalline Epoxy 盘状液晶中间体单羟基苯并菲简便合成一种新型液晶环氧树脂单体的合成与固化研究
Acid Induced E/ Z Isomerization of Camphor Derived β-Alkoxy-β-Unsaturated Ketones 酸诱导樟脑型β-烷氧基-β-不饱和酮的合成及E/Z异构化研究
The sol-gel process is a method to prepare metal oxide by using alkoxy metal salt or metal inorganic salt. 溶胶-凝胶过程是是一种用金属烷氧化物或金属无机盐在较低温度的条件下制备金属氧化物的方法。
Phthalocyanines substituted with alkoxy of different types and with different number ( 4 or 8) were synthesized. The complex suitable for the recording layer of CD-R ( CD-R dye) was selected and appraised. 合成带有不同中心原子和在周环上带有不同类型、不同数目(四个或八个)的烷氧基的酞菁化合物,从中找出适于作CD-R光盘记录层材料(俗称染料)的物种。
The factors which influence polymeric kinetics of acrylate emulsion modified by vinyl alkoxy silane through seed emulsion polymerization were investigated, and the nucleation mechanism of emulsion polymerization was analyzed. 用种子乳液聚合法研究了硅氧烷改性丙烯酸酯的乳液聚合,对影响种子乳液聚合动力学的因素进行讨论,并分析了乳液聚合的成核机理。
With increasing alkoxy chain length liquid crystalline characteristics was displayed. 我们认为烷氧基链长的增加有利于液晶性能的表现。
Preparation and Properties Research of Reverse Saturable Absorption Materials of Alkoxy Phthalocyanine Pb 烷氧基酞菁铅类反饱和吸收化合物的制备及性质研究
Further more, the influences of factors, such as the position of alkoxy chains and metal irons on spectrum and liquid crystalline of metal porphyrins, were discussed in this article. 本论文还讨论了烷氧基的位置和金属离子对这些化合物的荧光和液晶性能的影响。
The key step for the synthesis of high-branched alkoxy phthalocyanine 四(α-高歧化度烷氧基)酞菁合成关键步骤的研究
Effect of Azo Dyes with Different Length of Alkoxy Substituents on Photorefractive Properties of PVK-based Composites 不同烷氧基取代偶氮染料对聚乙烯基咔唑基复合物光折变性能的影响
The effects of alkoxy chains, metal ions of complexes and molecular space structure on the liquid crystal properties were investigated. 还研究了烷氧基链长、金属离子和分子空间结构对卟啉化合物液晶性能的影响。
STUDY ON LINEAR OLIGOMERIZATION OF ETHYLENE X. The Catalytic Performance of Alkoxy Zirconium Complexes 乙烯线性齐聚的研究X.烷氧基锆的催化性能
In this thesis, the compounds of phthalocyanine and amine salt are selected as subjects investigated, fifteen kinds of metal phthalocyanine compounds with different metal ligand, different substituted alkoxy, and three kinds of different alkyl substituted amine salt compounds were synthesized, respectively. 本论文选择了酞菁类和胺盐类化合物作为研究对象,分别合成了不同金属配位、不同烷氧基取代的十五种金属酞菁化合物和不同烷基取代的三种胺盐类化合物。
Influence of Side Alkoxy on the Solubility and Spectrum of Poly ( p-Phenylenethynylene) s 侧链对聚对苯撑乙炔溶解性和光谱性能的影响
Three derivatives of alkoxy phthalocyanine Pb were synthesized. The structures of products were characterized by means of infrared ( IR), hydrogen nuclear magnetic resonance ( HNMR) spectra and elementary analysis. 合成了三种烷氧基取代的金属酞菁铅,利用元素分析、红外光谱、核磁共振氢谱(HNMR)等方法,验证了化合物的分子结构。
A kind of silicon-containing polyurethane was synthesized by four-coordinate alkoxy silane complex and HDI trimer. 以双羟基4配位硅化合物和HDI三聚体为主要原料合成了一系列含硅聚氨酯树脂。
This article has discussed the influence of various silica sols, potassium silicate, and alkoxy silane, and reaction temperature, time and agitation speed on the preparation of high mole ratio potassium silicate. 研究了不同硅溶胶、硅酸钾和烷氧基硅烷对高模数硅酸钾制备的影响;探讨了温度、时间和搅拌速度对高模数硅酸钾制备的影响;
The results show that the herbicidal activity decreases as the hydrogen atoms of the alkoxy group at 4 position of the pyrimidine ring are substituted by alkyl, alkoxy groups or fluorine atoms. 结果表明,嘧啶环上烷氧基中的氢原子被烷基、烷氧基及氟原子等基团取代后,磺酰脲分子的除草活性降低。
It is found that the added of the alkoxy group can improve the polymer structure of the main chain regularity, increase the solubility of polymer and raise the fluorescence quantum efficiency of solution. 研究结果发现:末端烷氧基的增加可以提高聚合物主链的立构规整性,改善聚合物的溶解性,提高聚合物的溶液荧光量子效率。
A series of alkenyl alkoxy azobenzene molecules were synthesized in this thesis. 本文主要合成了一系列的烯基烷氧基偶氮苯分子。
The supporter of hydrotreating catalyst ( FDS) is mixed high-temperature calcined carriers of diasporite by hydrolysis of alkyl aluminum or alkoxy aluminum and zeolite by cation exchange. 该加氢精制催化剂(FDS)的担体是由烷基铝或烷氧基铝水解法制成的纯度大于70%的一水铝石、与经阳离子交换的沸石混合后高温焙烧得到的复合型载体。
The classic method developed in recent years for synthesizing mesoporous silica by using amino acid type anionic surfactant as template is to use silane coupling agent with a positively charged end group and alkoxy silicone groups as structure-directing agent. 近几年发展起来的经典的以氨基酸型阴离子表面活性剂为模板合成介孔二氧化硅的方法采用了同时带有正电荷的极性端基以及含烷氧基硅基团的硅烷偶联剂作为助结构导向剂。
X-ray crystallography analyses show that two complexes are dinuclear complexes with bis-μ-alkoxy bridged structures. X-晶体衍射指出两个配合物都是由双醇氧桥联的双核金属配合物。
The thermal stability and luminous efficiency of triphenyl derivatives with different alkoxy were investigated. 观察了三联苯的热稳定性能,对不同长度烷氧基链三联苯的发光效率进行了比较。
At present, researches of acrylate emulsions, alkoxy silane modified acrylate emulsions and corresponding coatings have made more progress, but researches of fluoro-containing emulsions and corresponding coatings just are in the stage of initial step. 目前,对纯丙、硅丙乳液和相应涂料的研究已取得一定成果,但对含氟乳液和相应涂料的研究仍处于起步阶段。