在环氧化反应中,利用价廉、易制备的过氧甲酸以几乎定量的收率得到了环氧化合物。
The use of performic acid, an affordable and easily prepared reagent, in epoxidation led to quantitatively the target epoxide.
然后环氧化薄片覆在原始模具上。
研究了纯丙烯气相氧化的环氧化反应。
The epoxidation of propene in gas phase has been investigated.
作者研究了反式肉桂醇的不对称环氧化。
开发了丙烯环氧化反应产物的分离工艺流程。
The products' separation process in propylene epoxidation reaction is developed in this paper.
这儿,我们看见环氧化材料吸附在主模具上。
研究了环氧化sBS橡胶胶粘剂的合成及应用。
The adhesive of epoxidized styrene butadiene block copolymer (SBS) was studied in this paper.
尝试和误差法表明,最好在环氧化之前引进酰胺基。
Trial and error revealed that it was best to put in the amide before the epoxide.
量子化学计算及其衍生物的环氧化结果支持这一结论。
The quantum calculations and the results of the epoxidation of the derivatives supported this mechanism.
环氧化lmtpb的环氧度随溶剂极性的增加而增加。
The degree of epoxidation of epoxidized LMTPB increased with increasing of solvent polarity.
本发明涉及改进的环氧化方法和改进的环氧化反应器。
The present invention relates to an improved epoxidation process and an improved epoxidation reactor.
考察了环氧基质量分数对环氧化s BS性能的影响。
The effect of the mass fraction of epoxy groups on the properties of epoxidized SBS was investigated.
本发明提供在微通道反应器内安装环氧化催化剂的方法。
The invention provides a method of installing an epoxidation catalyst in a microchannel reactor.
同时与均相催化剂空气环氧化不同烯烃的性能进行了对比。
The comparison of heterogenized and homogenous catalyst on epoxidation of different alkene was also given.
环氧化合物的发现,整个机构-例如,在中枢神经系统和胃。
Cyclo oxygenase compounds are found throughout the body - for example, in the nervous system and stomach.
通过红外光谱对SBS的环氧化产物中环氧基团的存在进行证实。
The epoxy group of epoxidation product of SBS has been proved by IR.
通过过氧乙酸对烯丙基蔗糖环氧化反应制备了蔗糖环氧树脂2-2。
Sucrose epoxy resin 2-2 was prepared by epoxidation using peroxyacetic acid.
采用电解银表面化学修饰法研究了铼对乙烯环氧化反应的助催化作用。
The promoting effect of Re for ethylene epoxidation was investigated on Re modified electrolytic silver surface.
例如,环氧化合物可以在割开后修复表面——就像是皮肤割开后愈合那样。
For example, epoxy compounds can heal surfaces if they get cut - in just the same way that a scab forms if skin gets cut.
评述了以分子氧和双氧水为氧源的丙烯环氧化催化剂体系的最新研究进展。
Recent research progress on the propylene epoxidation catalysts which use molecular oxygen or hydrogen peroxide as oxidants is reviewed.
对两种不同的氯丙烯环氧化与蒽醌法生产过氧化氢过程的集成方法进行了研究。
Two different integrated processes of the epoxidation of allyl chloride and production of hydrogen peroxide by anthraquinone route were investigated.
让它们变的柔韧并把它们设计成型,每片环氧化材料首先要加热到177摄氏度。
To allow them to become flexible and give them the desired shape, the sheets of epoxy are first heated to 177 degrees Centigrade.
利用SBS中丁二烯软段中的双键进行环氧化反应,引入环氧基团进行化学改性。
The double bonds of the butadiene soft matrix in SBS were epoxidized in order to incorprate the epoxy groups and modify chemically.
环氧化合物改性后脱细胞真皮基质的拉伸强度大幅度提高,收缩温度也相应提高。
And the acellular dermal matrix modified by epoxy compound is improved a lot in tensile strength and a certain increase in shrinkage temperature.
研究了水相悬浮法合成环氧化反式-1,4-聚异戊二烯(ETPI)的结构与性能。
Structure and property of epoxidized trans-1,4-polyisoprene(ETPI) by water phase suspension method was studied.
综述了各种金属络合物催化剂在分子氧作为氧化剂在醇的氧化、烯烃的环氧化上的应用。
The application of metal complex as the catalysts of aerobic oxidation of alcohols and epoxidation of alkenes are reviewed.
以过氧化氢和甲酸在不同催化剂存在下生成过氧甲酸为环化剂,对亚麻油进行环氧化反应。
This paper described using the reaction of hydrogen peroxide and formic acid in the presence of different catalysts to produce formate peroxide.
研究了用双氧水为氧化剂,钛硅分子筛ts - 1催化1 -丁烯环氧化反应的溶剂效应。
The solvent effect of 1-butylene epoxidation was investigated over titanium silicate TS-1 using hydrogen peroxide as oxidant.
目的探讨环氧化合物交联牛颈静脉带瓣管道的外观形态,组织稳定性及流体物理性能的特征。
ObjectiveTo investigate the morphologic and mechanical properties of bovine jugular venous con- duit with valves fixed with polyepoxy compound.
着重介绍了国外丙烯环氧化的胶团催化技术,包括胶团催化机理、反应体系设计以及工艺开发。
The epoxidation of propylene by micellar catalysis, including the study on reaction mechanism, the design of micellar catalysis system and its process development, were mainly introduced.
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