1) phenylacetaldehyde/ titanium silicalite
苯乙醛/钛硅分子筛
2) titanium silicalite-1
钛硅分子筛
1.
Titanium silicalite-1 (TS-1), first synthesized by Enichem in Italy in 1983, has been paid much attention because of its excellent catalytic and oxidative performance with H2O2 under the mild reaction conditions.
钛硅分子筛TS-1是具有MFI拓扑结构的一种催化材料,它与H2O2组成的温和催化氧化体系克服了传统氧化工艺中污染严重、操作不安全等缺点,表现出优异的性能,为开发绿色化工及环境友好工艺提供了新的途径,从而引起了国内外研究者的广泛关注。
2.
A of Italy successfully developed a new technology in which the ammoxidation of cyclohexanone was catalyzed by titanium silicalite-1.
但是钛硅分子筛昂贵的生产成本和苛刻的合成条件限制了其大规模工业应用。
3) titanium silicalite molecular sieves
钛硅分子筛
1.
Oxidative desulfurization of gasoline using hydrogen peroxide over titanium silicalite molecular sieves;
钛硅分子筛/H_2O_2体系催化汽油氧化脱硫
2.
Titanium silicalite molecular sieves are a type of heteroelements-containing molecular sieves which are comprised of Ti-0 tetrahedrons and S:-0 tetrahedrons.
钛硅分子筛是由钛氧四面体和硅氧四面体构成的一类杂原子分子筛,它是将钛引入全硅分子筛骨架的一种新型催化材料。
4) titanium silicalite
钛硅分子筛
1.
Advances in study of deactivation and regeneration of titanium silicalite;
钛硅分子筛失活与再生的研究进展
2.
Removal of organic sulfur from crude benzene over titanium silicalite using hydrogen peroxide;
钛硅分子筛催化氧化脱除粗苯中的有机硫化物
3.
Titanium silicalite (TS-1) was successfully synthesized with tetrapropylammonium bromide (TPABr) as the templates, titanium tetrachloride as Ti source and colloidal silica as Si source.
采用在空气中程序升温焙烧的方式考察了钛硅分子筛挤条成型催化剂的热稳定性能。
5) titanosilicate
钛硅分子筛
1.
Liquid-phase epoxidation of allyl chloride with hydrogen peroxide was carried out over Ti-MWW,a novel titanosilicate with the MWW structure,to synthesize epichlorohydrin selectively and effectively.
研究了具有MWW结构的新一代钛硅分子筛Ti-MWW催化剂对烯丙基氯液相环氧化高效合成环氧氯丙烷的催化性能。
2.
A novel bifunctional catalyst that exhibits catalytic activity for both the epoxidation of olefins and the carbonation of organic epoxides has been prepared through grafting quaternary ammonium halide on a titanosilicate.
将有机卤素季铵盐以硅烷化键合方式嫁接到钛硅分子筛上,制备了兼备催化氧化烯烃合成环氧化物和环氧化物碳酸酯化反应的新型双功能催化剂,考察了其在丙烯、过氧化氢和二氧化碳一步合成碳酸丙烯酯的催化性能。
3.
The preparation methods and catalytic properties of the novel titanosilicates essentially with the MWW structure have been summarized.
采用多种制备方法合成了以钛硅分子筛为主的MWW型结构杂原子分子筛,并研究了其以H2O2为氧化剂的多种有机物的液相氧化反应的催化性能。
6) titanium silicalite molecular sieve
钛硅分子筛
1.
Study of extruded titanium silicalite molecular sieve;
钛硅分子筛挤条成型催化剂研究
2.
H→ 13 C CP/MAS NMR spectroscopy was used to trace the template role of TPAOH in the process of forming titanium silicalite molecular sieve.
结果表明 ,在晶化初期 ,TPA+ 以吸附带有负电荷的硅钛胶聚合体为主 ,硅钛相互作用逐渐形成微小晶核 ,这种微小晶核缓慢长大进而形成分子筛 ;用1H→2 9SiCP/MASNMR增强钛硅分子筛晶化过程中2 9Si分辩信号 ,效果显著。
3.
XRD and FT-IR spectroscopy were used to trace crystallization course in the forma-tion of titanium silicalite molecular sieve, and its crystallization mechanism was discussed.
通过XRD和FT-IR等分析手段跟踪钛硅分子筛晶化生成分子筛的过程,并探讨了钛硅分子筛晶化生成分子筛的晶化机理。
补充资料:苯乙醛,50%
22-78-1
分子式: C8H8O
分子量: 120.15
沸点: 195℃
熔点: -10℃
中文名称: 苯乙醛;苯乙醛,50%;2-苯基乙醛
分子式: C8H8O
分子量: 120.15
沸点: 195℃
熔点: -10℃
中文名称: 苯乙醛;苯乙醛,50%;2-苯基乙醛
英文名称: Phenylacetaldehyde;Benzeneacetaldehyde;phenyl-acetaldehyd;alpha-tolualdehyde;alpha-toluic aldehyde;hyacinthin;phenylacetic aldehyde;phenylethanal;Phenylacetaldehyde;phenylacetaldehyde
性质描述: 无色油状液体。熔点33-34℃,沸点195℃,78℃(1.33kPa),相对密度1.027(19.6/4℃),折光率1.5293。闪点86℃。溶于乙醇;乙醚,微溶于水。性质不稳定,放置能聚合变稠。
生产方法: 可有多种制法:苯乙酸催化还原;β-苯乙醇催化氧化以及采用苯乙烯;环氧苯乙烷;桂酸及其酯类为原料的方法都能制得2-苯基乙醛。工业生产是在铜的存在下,用空气在加热的条件下将β-苯乙醇氧化而得。反应是放热的,同时发生苯乙醛氧化成苯乙酸以及苯乙醛聚合等副反应,氧化产物中醛的含量约为50%,所得粗品经水洗;减压蒸馏而得成品。
用途: 该品具有洋水仙的优雅香气,是调合多种花香香精用的重要香料之一。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条