• 甲烷氧化偶联生成乙烷乙烯几年前出现工艺

    The oxidative coupling of methane to produce ethane and ethylene is a new process developed in recent years.

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  • 提出采用燃烧氧化偶联离子色谱法测定甲醇碳黑中的氯含量

    A new method has been developed to determine chlorine and sulfur content in methanol and charcoal by using combustion oxidation coupled to ion chromatography.

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  • 甲烷氧化偶联乙烯80年代以来世界天然气转化研究的突出热点

    Producing ethylene through oxidative coupling of methane(OCM)is the main focus in natural gas conversion field in the world since 1980s.

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  • 研究常温常压惰性气体稀释条件,用脉冲电晕放电进行的甲烷氧化偶联OCM)反应。

    Oxidative coupling of methane (OCM) at room temperature, under atmospheric pressure and in the absence of inert diluting gas by Pulsedcorona discharges was investigated.

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  • 神经网络最小乘法(NNPLS)应用一种甲烷氧化偶联多组分催化剂鲁棒反应模型建立

    In this paper neural network partial least square (NNPLS) was used to establish a robust reaction model for a multi-component catalyst of methane oxidative coupling.

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  • 最近基于化学氧化和解偶联污泥减量方法得到更深入研究

    Recently deep researches on new methods of sludge reduction are conducted, based on chemical oxidation and metabolic uncoupling.

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  • 研究了碱性磷酸酶(akp)辣根过氧化酶(HRP)与质体活性影响

    The influence of AKP and HRP activities after coupling to liposomes was studied.

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  • 讨论了导电氧化须、气相氧化偶联涂料性能影响

    The influences of zinc oxide crystal whisker, fumed silica and coupling agent on coatings performance were discussed.

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  • 方法利用乙醇氧化与过氧化物酶通过优化反应体系自动生化分析仪分析参数采用两点速率乙醇进行分析。

    Methods: to analyze alcohol by two points rate method after optimizing reaction system and the assay parameter of automatic analyzer using alcoholic oxidase coupling peroxydase.

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  • 改变填料偶联氧化用量混合工艺超高分子量聚乙烯复合材料实施模压成型

    Varying the dosage of fillings, coupling agent, peroxide, and the mixing techniques, the UHMWPE composites were molded by compression molding.

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  • 硅烷偶联KH550为桥梁,利用酰胺反应改性HBPE(记做MHBPE)氧化表面

    By use of silane coupling agent KH550 the modified HBPE (MHBPE) was grafted onto the surface of ultrafine titanium dioxide by amidation reaction.

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  • 红土取代酚醛防锈漆氧化铁红,辅以酸酯偶联,制出F53 - 33铁红酚醛防锈漆。

    Iron red replaced by red clay, titanate as coupling agent, F53-33 iron red phenolic anti-rust paint qualified has been prepared.

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  • 采用表面经过硅烷偶联剂原位修饰的纳米氧化增强硅橡胶

    A novel nano-silica surface-modified by silane was used as a reinforcing filler for HTV(heat vulcanization) silicone rubber.

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  • 氧化镁为阻燃,硅偶联剂为改性剂,不同填充量的氧化镁加入到聚丙烯中所得的复合材料的阻燃和力学性能。

    It had been reported that the flame retardant effect of magnesium hydroxide filled polypropylene containing silane coupling agent had been investigated by blending methods.

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  • 列举常见的二氧化化学改性方法,其改性主要有、有机化合物聚合物硅烷偶联

    General chemical modification methods were given. The general modifiers include alcohol, organosilicon compound, polymer and silane coupling agent.

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  • 肌酐酶肌氨酸氧化作为常规测定方法。

    The enzymatic method with creatininase coupled sarcosine oxidase is suitable for routine work in clinical laboratories.

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  • 反应机理可能是通过自由基氧化还原-自由基偶联方式进行

    The mechanism shows that the reactions proceeded via radical coupling or redox-radical coupling way.

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  • 反应可能经过两个步骤,先是底物氧化生成黄色类物质,然后醌类中间形成多聚酚。

    The results suggest that the reaction consists of formation of yellow quinones and then coupling of them to produce polyphenylphenols.

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  • 制备了以超细氧化为载体氰乙基化可溶性蛋白质-催化剂,研究了三丁基锡氢化物酰氯化合物偶联反应的催化活性。

    Silica supported cyanoethylated soluble protein-Pd has been prepared and its catalytic activity in the cross-coupling reaction of tributyltin hydride and acid chlorides was studied.

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  • 添加助剂有:聚烯烃弹性体氧化镁、抗氧剂1010、偶联硬脂等助剂。

    Adding additives: polyolefin elastomeric, magnesium hydroxide, antioxidant 1010, coupling agent and stearic acid additives.

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  • 一种碳酸合成方法,通过氧化亚硝酸催化剂存在,用压力和较低的温度偶联碳酸二酯。

    Carbon monoxide and nitrous acid ester are synthesized through coupling reaction into diester carbonate in the presence of catalyst and at relatively low pressure and temperature.

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  • 共聚物组合优选包含硅烷偶联有机氧化以及它们组合添加剂

    The acid copolymer composition preferably comprises an additive selected from the group consisting of silane coupling agent, organic peroxide, and combinations thereof.

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  • 本发明公开了一种色彩加深述色彩加深剂包含采用具有氨基 的硅偶联剂在酸性条件下处理氧化微粒聚醚改性的聚硅氧 烷。

    Disclosed is a color deepening agent containing silica particles which are treated with a silane coupling agent having an amino group under acidic conditions and a polyether-modified polysiloxane.

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  • 我们使用高价有机试剂PIFA)做氧化剂,实现了N-乙酰基吲哚芳香化合物直接偶联反应,得到了吲哚3号位选择性产物。

    In the presence of hypervalent iodine reagents (PIFA), Direct coupling reaction of N-acetyl-indole with aromatic compounds provided C-3 arylated indoles in high regioselectivity.

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  • 扫描电镜分析结果表明杂化微观相结构氧化含量偶联加入有关。

    SEM analysis reveals that the amount and structure of the coupling agent, the structure of PAA and the content of SiO 2 all affect the microstructure of the hybrid films.

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  • 扫描电镜分析结果表明杂化微观相结构氧化含量偶联加入有关。

    SEM analysis reveals that the amount and structure of the coupling agent, the structure of PAA and the content of SiO 2 all affect the microstructure of the hybrid films.

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