dimethyl相关论文
Despite a vast amount of different methods, protocols and cryoprotective agents(CPA), stem cells are often frozen using ......
Liposome-encapsulated dimethyl curcumin inhibits over-activation of rat lymphocyte to relieve collag
Dimethyl curcumin,a synthetic derivative of curcumin,has good anti-cancer,anti-arthritis and anti-inflammatory propertie......
A novel and green method for the synthesis of dimethyl pyridine-3,5-dicarboxylate has been developed. It is PdCl2-cataly......
laminar 上的公司 <sub>2</sub> 和 H <sub>2</sub> 增加的联合效果的运动分析瘦 premixed dimethyl 醚火焰在气压被执行。主要种......
Controllable synthesis of polyoxymethylene dimethyl ethers by ionic liquids encapsulated in mesoporo
The promising combustion and emission properties of polyoxymethylene dimethyl ethers(PODEn)are of significant interest.H......
采用电沉积法制备了WO3/TiO2纳米管阵列(TNAs)光电极,研究了溶液中H2O2、氧气、pH以及不同离子对其光催化降解邻苯二甲酸二甲酯(DM......
Styrene-isoprene-butadiene terpolymerization initiated by n-BuLi/tetrahydrofufury ethyl ether/sodium
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
The dehydration of water by dimethyl carbonate(DMC)is of great significance for its application in electrochemistry and ......
Supported Pd catalysts with varied Pd loadings(x=0.5 wt%, 2.0 wt%, 5.0 wt%, 7.5 wt%, 15.0 wt%) were prepared by the inci......
AIM To evaluate the antifibrotic effect ofdifferent doses of recombinant human Gamma-Interferon (IFN-γ) intwo rat model......
豆干经过乙腈简单的超声提取,离心分离,上清液经过滤头过滤,用气相色谱串联质谱法测定豆干中的二甲基黄的含量。得到豆干中二甲基......
二甲醚既是一种重要的有机化工原料,也可作为清洁燃料,应用前景十分广阔。通过用不同浓度的硫酸改性高岭土制备了酸改性高岭土催化......
Highly active Pd containing EMT zeolite catalyst for indirect oxidative carbonylation of methanol to
Palladium containing EMT zeolite catalyst(Pd/EMT) was prepared and used for the indirect oxidative carbonylation of meth......
This study addresses the liquid-liquid extraction behavior of phosphorus from a sulfuric acid solution using benzyl dime......
国内天然气产量虽然增长迅速,但仍然满足不了急剧增长的消费率,补充非常规天然气,对于缓解国内天然气短缺、优化能源结构尤为重要......
The biodegradation of dimethyl phthalate(DMP)was investigated under fermentative conditions in this study.The nature of ......
采用固定床反应装置，以共沉淀法制备甲醇催化剂和一步法合成二甲醚催化剂，采用BET、XRD和SEM对催化剂进行表征。在反应压力2．5MPa、反......
对二氧化碳加氢合成甲醇、二氧化碳加氢合成二甲醚过程进行了热力学计算。计算结果表明：在相同反应条件下，二氧化碳加氢合成二甲醚反......
采用大口径毛细管气相色谱法测定驱蚊剂DEET的含量,用CBP1-W25-100(0.53 mm×25 m)毛细管柱,GC-FID进行测定.结果表明,DEET的......
Synergistic effects of expandable graphite and dimethyl methyl phosphonate on the mechanical propert
In this study, a series of flame-retardant polyisocyanurate-polyurethane (PIR-PUR) foams were prepared using various con......
干法腈纶中的溶剂回收装置扩能改造后,使得废水得到重复利用,但在精馏脱胺过程中产生二甲基甲酰胺（DMF）和二甲胺等恶臭气体,未经治理......
醛类化合物尤其在香料工业中使用相当广泛. 但由于其容易氧化和聚合,合成难度大,产率低[1]. 对甲基苯甲醛是允许使用的食用香料之......
自Carey等[1]报道TiO2光催化氧化法应用于水中难降解有机化合物多氯联苯脱氯去毒的成果以来,光催化氧化法作为一种水处理技术日益......
采用Cu—K／Al2O3催化剂，在固定床积分反应器上进行溴甲烷合成二甲醚的动力学实验，反应温度（463．15～523．15）K条件下，得出主反应的宏观动力学......
在开发甲醇氧化羰化ＣｕＣｌ２／Ｃ催化剂的基础上，研究了该催化剂的失活与再生。采用ＸＲＤ，ＡＥＳ有孔结构测试等手段，对催化剂的结构变化情况进行表征，发现催化......
A Synthesis, Process Optimization, and Mechanism Investigation for the Formation of Polyoxymethylene
Polyoxymethylene dimethyl ethers (DMM n ) are promising diesel additives. The synthesis of DMM n from methylal (DMM) and......
制备了可用于固定床反应器中甲醇脱水制备二甲醚的Al2O3-HZSM-5组合固体酸催化剂系列,并采用X射线衍射、扫描电镜、N2物理吸附和氨......
介绍国内外二甲基亚砜的生产概况,评述了生产工艺,揭示了存在的问题,进而对我国二甲基亚砜的生产提出建议.......
Study on catalytic combustive reaction of dimethyl ether as a new fuel was presented. Hexaaluminate catalysts were used ......
Seasonal measurements of dimethylsulfide(DMS)in surface waters were carried outduring 1993-1994 in the Jiaozhou Bay.A se......
ＤｉｍｅｔｈｙｌｐｈｔｈａｌａｔｅｂｉｏｄｅｇｒａｄａｔｉｏｎｂｙＤｕｎａｌｉｅｌａｔｅｒｔｉｏｌｅｃｔａＹａｎＨａｉ，ＬｉｕＹｕｎｘｉａＲｅｓｅａｒｃｈＣｅｎｔｅｒｆｏｒＥｃｏＥｎｖｉｒｏｎｍｅｎｔａｌＳｃｉｅｎｃｅｓ，ＣｈｉｎｅｓｅＡｃａｄ.........
研究了在含氯离子的酸性溶液中,用醋酸戊酯萃取二甲基吲哚二羰花青(DIDC) 染料与Cr(Ⅵ)配合物,基于此,建立了一种测定Cr(Ⅵ) 的新......
Facile Synthesis of Cu/Al2O3 with High Copper Dispersion for Direct Synthesis of Dimethyl Ether from
The Cu/Al2O3 catalysts were prepared by the solution combustion synthesis method using aluminum nitrate and copper nitra......
Facile Synthesis of Cu/Al2O3 with High Copper Dispersion for Direct Synthesis of Dimethyl Ether from
The Cu/Al2O3 catalysts were prepared by the solution combustion synthesis method using aluminum nitrate and copper nitra......
以正丁基锂为引发剂、环忆烷为溶剂、四氢呋喃为活性添加剂和结构调节剂，研究了分别以本二甲酸二甲酯（ＤＭＰ）和邻苯二甲酸二七酯（ＤＰＰ）为偶联剂合......
Dental restorative materials with antimicrobial properties can inhibit bacterial colonization, which may result in a red......
In order to develop the catalysts with low corrosiveness for the oxidative carbonylation of methanol to dimethyl carbona......
Much attention has been paid for the synthesis of dimethyl carbonate(DMC) by urea indirect alcoholysis method, which had......
在一项中试研究的减压蒸馏单元操作中,需要将作为溶剂组分的二甲基亚砜(沸点高189℃)分离出去,而我们需要的组分在30℃以上就会分......
AIM To investigate the hypothesis that treatment with dimethyl fumarate(D MF) mayame liorate liver ischemia/reperfusion ......
Preparation of Low Cost Activated Carbon from Deactivated Resin Catalyst for Methyl Tert-Butyl Ether
In this paper, a low-cost activated carbon (AC) was prepared from deactivated resin catalyst (DRC) for methyl tert-butyl......
The Cu/ZnO flower-like hierarchical porous structures were successfully synthesized via the cetyltrimethyl ammonium brom......
Upon extractive desulfurization of sulfur-rich oil obtained after recycling raffinate,the effects of single and compound......
Two different solvents had been used to separate benzene from 1-hexene under atmosphere pressure by employing one of the......
考察了以吡啶-2，6-二甲酸为原料，经酯化、吡啶环自由基亲核取代合成4-羟甲基吡啶-2，6-二甲酸二甲酯的工艺路线，并对吡啶-2，6-二甲酸二甲......
利用KIVA-Ⅱ程序模拟计算直喷式柴油机燃用柴油时缸内的燃烧过程,如混合气形成过程、缸内温度场、主要有害物质NOx的生成浓度分布......
利用KIVA-Ⅱ程序模拟计算直喷式柴油机燃用柴油时缸内的燃烧过程,如混合气形成过程、缸内温度场、主要有害物质NOx的生成浓度分布......
制备了具有不同铜/锌(氧化物质量比)的CuO-ZnO-Al2O3/HZSM-5复合型催化剂,考察了其对CO2加氢直接合成二甲醚的催化性能,并采用H2-T......
