甲基萘
- 网络Methylnaphthalene;DMN
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化学液相沉积改性Hβ分子筛催化剂催化甲基萘与甲醇烷基化反应
Methylation of Methylnaphthalene with Methanol on H β Molecular Sieve Catalysts Modified by Chemical Liquid Deposition Method
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以天津石化公司副产C10重芳烃(C10A)中提取的甲基萘为原料,经磺化、缩聚、中和、干燥,制得扩散剂MF,用作染料扩散剂。
The dispersing agent MF was prepared by methylnaphthalene separated from C 10 heavy aromatic hydrocarbons , the byproduct of Tianjin Petrochemical Corporation , with sulfonation , polycondensation , neutralization and drying , and applied for dye .
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由C(10)芳烃分离制备高纯度2,6-二甲基萘
Preparation of high purity 2,6-dimethyl naphthalene by separating c_ ( 10 ) aromatic hydrocarbon
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Hβ沸石催化剂催化α-甲基萘的异构化反应
Isomerization of α - Methylnaphthalene on HP Zeolite Catalysts
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K系维生素中间体β-甲基萘醌合成的研究进展
Progress on Synthesis of K-series vitamins intermediates & 2-methyl-1,4-naphthoquinone
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VK系列中间体2-甲基萘醌的制备
The Preparation of V_K Intermediate 2-methyl-1,4-naphthoquinone
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在相同的反应条件下,Hβ沸石催化剂表现出较高的反应活性和β-甲基萘选择性。
At same reaction conditions , H β zeolite exhibited better activity and higher selectivity to 2 - methylnaphthalene .
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在Mg2+改性Hβ分子筛催化剂上进行了甲基萘与甲醇的烷基化反应。
The alkylation of methylnaphthalene with methanol over zeolites H β modified by Mg ~ ( 2 + ) was studied .
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制备2-甲基萘醌时废液中Cr和CH3COOH的测定
Determination of Cr and CH_3COOH in Waste Liquid of Preparation of 2-methyl-1,4-naphthoquinone
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利用保留时间、UV光谱和质谱在没有任何标样的情况下可以确认泛醌和甲基萘醌的成分。
The compositions of ubiquinone and menaquinone were determined directly using combined information of retention time , UV spectrum and mass spectrum without any standard samples .
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以2甲基萘为原料,Cr6+为氧化剂,采用Cr循环电解氧化法进行了合成2甲基1,4萘醌(2MNQ)的中试研究。
The pilot scale synthesis of 2 methyl 1,4 naphthoquinone ( 2 MNQ ) from 2 methyl naphthalene with Cr 6 + as oxidant by recycle electrolytic oxidation of Cr were studied .
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制备了不同镓含量的镓皂石层柱材料,用XRD、NH3-TPD表征了样品的晶相、酸性,考察了样品对β-甲基萘歧化反应的催化性能。
Pillared materials with gallium are synthesized and characterized . The catalytic properties of disproportionation reaction of β - methylnaphthalene are observed .
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异构化反应结果表明,选择适当交换次数的Hβ沸石分子筛催化剂,在选定的操作条件下,α-甲基萘的转化率可达70.02%,β-甲基萘的选择性高达96.7%。
The results of isomerization show that under selected reaction conditions and with the catalyst of HB modified by proper ion exchange , the conversion of a-MN is 70.02 % and the conversion of B-MN is 96.7 % .
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研究了用正硅酸乙酯化学液相沉积改性的Hβ分子筛催化剂催化甲基萘与甲醇的烷基化制备2,6-二甲基萘(2,6-DMN)的反应。
Methylation of methylnaphthalene with methanol for preparing 2,6-dimethylnaphthalene ( 2,6-DMN ) on H β molecular sieve catalysts modified by Si ( OC_2H_5 ) _4 chemical liquid deposition was studied .
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目的探讨2-甲基萘[2,3-b]呋喃-4,9-酮(FNQ3)对A549细胞表面Fas受体表达和细胞凋亡的调节效应。
Objective To study the effect of 2-Methylnaphtho [ 2,3-b ] furan-4,9-dione ( FNQ3 ) on Fas receptor expression and apoptosis in A549 cells .
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研究了三氯化铝-氯化丁基吡啶(n-BPC-AlCl3)离子液体催化β-甲基萘歧化合成2,6-二甲基萘(2,6-DMN)反应。
The disproportionation of 2-methylnaphthalene catalyzed by ionic liquid formed from anhydrous AlCl 3 and 1-butyl pyridinium chloride were investigated .
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对催化剂的适当改性可以有效地降低2-甲基萘烷基化反应的异构化程度,提高目的产物2,6-DMN的选择性。
Appropriate modification of zeolite can decrease the isomerization reaction on its external surface , increase the . 2,6-DMN selectivity .
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概述了国外2,6-二甲基萘生产技术现状,详细介绍了ExxonMobil公司2,6-二甲基萘的工艺路线和日本神户制钢所的提纯方法。
The foreign production technologies of 2,6-dimethyl naphthalene ( 2,6-DMN ) were summarized . ExxonMobil process and Kobel separation and purification technology were described in detail .
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2,6-二甲基萘(2,6-DMN)是合成高性能聚酯材料的重要中间体,具有广阔的应用前景。
Selective synthesis of 2,6-dimethylnaphthalene ( 2,6-DMN ), a preferred intermediate of high performance polymeric materials , has been widely studied .
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2,6-二甲基萘(2,6DMN)是生产新型的高性能聚酯材料聚萘二甲酸乙二醇酯(PEN)的重要的精细化工原料。
2,6-Dimethylnaphthalene ( 2,6-DMN ) is the important fine chemical raw material used for the production of new polyester material-PEN with good heat-resistance , excellent mechanic & chemical property , and UV radiatio n-resis tance .
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在温和反应条件下探讨了催化剂、芳烃及硫对金属催化剂催化的1-甲基萘(1-MN)及二(1-萘)甲烷(DNM)加氢反应的添加效应。
To investigate the additive effects of metallic catalysts such as Fe , Ni , aromatic hydrocarbons and sulfur on the hydrogen transfer to 1 methylnaphthalene and di ( 1 naphthyl ) methane under mild condition .
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概述了2,6-二甲基萘的技术现状,对4种合成方法的成本进行技术经济比较,并介绍了PEN在容器、薄膜、纤维及注塑材料中的应用。
2,6 - dimethylnaphthalene ( 2,6 - DMN ) is a precursor of polyethylene naphthalate ( PEN ) . The preparation technology of 2,6 - DMN is discussed in this article . It also describes the application of PEN as containers , films , fiber and plastic materials .
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在不同焙烧温度下制备了Hβ沸石样品,用XRD、NH3-TPD和FT-IR表征了样品的晶相、酸量及酸性,考察了β-甲基萘在样品上的催化性能。
A series of H β - zeolite samples were prepared at different roasting temperatures . Their crystal phase , acid amount and acidity were characterized with XRD , IR and NH3-TPD and the catalytic properties of β - MN on samples were observed .
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以气相色谱质谱联用技术为主要分析手段,研究了三氯化铝或HY沸石分子筛催化β甲基萘的长链烷基化,这里以1十二烯烃为烷基化剂。
The long-chain alkylation of β - methylnaphthalene with α - dodecene in the presence of Aluminum muriate and over HY zeolite catalyst has been investigated in contrast and the products are analyzed and characterized by gas chromatography and gas chromatography-mass spectrometry .
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沸石催化2-甲基萘(2-MN)与甲醇烷基化合成2,6-DMN具有工艺路线短、原料来源广、价格便宜等优点,是一种具有开发潜力的工艺路线。
Methylation of 2-methylnaphthalene ( 2-MN ) with methanol is a more promising route to produce 2,6-DMN owing to the simple technologic process , cheap and wide source of raw materials .
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在固定床反应器中首先对高温煤气中氨、有机硫化物、氯化氢及焦油4种污染物进行了同时脱除,其中选择CS2和1-甲基萘分别作为高温煤气中有机硫化物和焦油蒸气的模型化合物。
The experiments were designed to remove HCl , NH 3 , organic sulphur and coal tar component in high temperature coal gas , in combination and simultaneously by using a fixed-bed reactor at the reaction temperature range from 300 ℃ to 550 ℃ .
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在Berger法基础上,提出合成甲基萘双十四烷基磺酸钠双子表面活性剂工艺路线&一步法,详细研究了反应时间、温度和催化剂对合成反应的影响。
On the basis of the Berger method , a new one-step route for the synthesis of gemini surfactant methyl naphthalene di-tetradecyl sulfonate was developed . The effect of various reaction conditions , including reaction time , reaction temperature , and catalyst were studied .
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高纯度β-甲基萘的制备工艺研究
The Study of Highly Pure β - metho-naphthaline 's Preparation Techniques
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蒸汽加热减压间歇蒸馏生产工业甲基萘
Production of Technical Methylnaphthalene By Batch Vacuum Distillation and Steam Heating
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择形催化合成2,6-二甲基萘的研究
Study on the Synthesis of 2 , 6-Dimethylnaphthalene by Shape Selectivity