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- Keywords titanium silicalite sieve;propylene;epoxidation;propylene oxide; 钛硅分子筛;丙烯;环氧化反应;环氧丙烷;
- titanium silicalite sieve 钛硅分子筛
- The titanium silicalite molecular sieve was formed with the growing of the microcrystal-line substance, which had a complex structure in incipient crystallization. 与以酸性中心为催化活性中心的常规分子筛不同,钛硅分子筛的苯酚羟基化反应活性不与结晶度成正比,而与分子筛中的氧化活性中心有关;
- 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。
- The research prospect of regeneration of titanium silicalite is discussed. 展望了钛硅分子筛再生研究的发展方向。
- Titanium species existing in titanium silicalite were investigated using chemical analysis, XRD, 29Si MAS NMR, UV-Vis, ESR, UV-Raman. 采用元素分析、XRD、29Si MAS NMR、UV-Vis、ESR、UV-Raman谱等为工具，对钛硅分子筛中钛的存在形式进行了系统研究。
- The ammoximation of cyclohexanone with H 2O 2 and ammonia catalyzed by titanium silicalite 1 (TS 1) is an environment friendly process. 钛硅分子筛TS-1催化的环己酮氨氧化反应是一个绿色过程。
- The paper appraises reaction and researches reaction characters for JX titanium silicalite catalyst on hydroxylation of phenol. 在苯酚羟化制苯二酚的条件下,对JX钛硅分子筛催化剂进行了考评和反应特性研究。
- It was shown that a little amount of aluminum impurity can improve the crystallization of titanium silicalite, but some acid sites are introduced into the sample simultaneously. 结果表明 ,原料中的铝杂质可促进钛硅分子筛晶化 ,但同时也引入了酸性中心 ;
- This is a review about synthesis of Propylene Oxide with 38 references. The recent progress using titanium silicalite to catalyze propylene into Propylene Oxide was introduced. 评述了环氧丙烷的各种合成方法;介绍了钛硅沸石催化丙烯环氧化反应研究的近期进展.
- Many problems in the synthetic procedures and the catalytic scheme were still unclear, which made the titanium silicalite was mainly synthesized according experiences. 基础研究方面，钛硅分子筛合成过程和催化机理仍有许多问题没有搞清，使得钛硅分子筛的合成及应用研究主要在摸索中进行。
- Titanium silicalite 1 (TS 1) zeolite is synthesized by different methods. Raman spectroscopic characterization shows that titania species in TS 1 prepared by different methods are different. 采用不同方法合成了钛硅分子筛TS 1.;Raman光谱表征表明;不同方法合成的TS 1分子筛中钛的分散状态不同
- Keywords Titanium silicalite 1（TS 1） molecular sieve;Benzene hydroxylation;Phenol;Hydroquinone;Catechol;p Quinone; 钛硅分子筛;苯羟基化;苯酚;对苯二酚;邻苯二酚;苯醌;
- titanium silicalite molecular sieves 钛硅分子筛
- titanium silicalite mocular sieves membrane 钛硅沸石分子筛膜
- Keywords Epoxidation;Propylene;Titanium silicalite;Catalyst; 环氧化;丙烯;钛硅分子筛;催化剂;
- We can separate the stones out with a sieve. 我们可以用一个筛子把石头分离出来。
- Keywords titanium silicalite;deactivation;regeneration; 钛硅分子筛;失活;再生;
- She drained the water out through a sieve. 她用漏杓把水控出去。
- I don't remember her name. I have a head like a sieve. 我忘记了她的名字，我的脑壳像筛子，记性太坏。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
