• 目前制备超酸种类繁多,具有极强的介电常数化学合成工业中是一种良好的催化剂

    The prepared superacids are of great variety at present. They have strongest acidity and high dielectric constant and on excellent catalysts in the chemical synthesis industry.

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  • 选微导管置入撕裂血管近端损伤血管残端缓注入N-丁基2-氰基丙烯NBCA

    N-butyl 2- cyanoacrylate (NBCA) is gently deposited proximally to the arterial tear or at the level of the stump of the traumatized artery after superselective microcatheterization.

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  • 渤海湾盆地歧口凹陷对有机质热演化、有机生成水岩反应具有明显抑制作用。

    The organic matter maturation, organic acid generation and water-rock reaction were retarded by overpressure in the Qikou Sag of the Bohaiwan Basin.

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  • 分别采用声波震荡加热介质处理处理等方法研究亚微米TATB夹杂脱除。

    Methods of eliminating acidity in submicron TATB have been studied applying consecutively the ultrasonic shaking, medium treatment upon heating, dilute alkali treatment etc.

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  • 疏水表面制备大量丙烯高密度聚乙烯

    Superhydrophobic surface fabricated by bulk photografting of acrylic acid onto high-density polyethylene.

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  • 主要成份:红石榴素、安定vcNMF氨基诱导体、萃取液、珍珠特制因子

    Main compositions: Pomegranate essence, Inert type white VC, NMF aminophenol inductor, Extract of sweet tea, Ultra micro pearl powder, Unique factor.

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  • 主要成份:去离子水胶原活性蛋白多重细胞修复因子生物保湿剂氧化歧化酶、植物氨基

    Main Ingredients: deionized water, collagen active albumen peptide, multiple cell-repairing factor, biological humectant, superoxide dismutase (SOD), and vegetal amino acid.

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  • 过硫盐氧化法使纤维素丙烯接枝共聚

    This paper describes graft copolymerization of acrylic acid onto superfine cellulose using potassium persulphate as initiator.

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  • 采用羟基自由基体系氧阴离子自由基体系对藏红花藏红花甲酯体外抗氧化活性进行研究,BHT进行比较

    At last, using the hydroxyl radical system, superoxide radical system, the antioxidation activities of crocetin and crocetin dimethyl ester were studied and compared with BHT.

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  • 通过单体段滴加法乳液聚合氨化剪切制备了聚丙烯胶乳

    Polyacrylate micro - latex was prepared by coupling conventional emulsion polymerization with two -stage addition of monomer and latex shearing in the presence of ammonia.

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  • 通过电气石粉体的聚丙烯改性处理,并通过对改性前后的样品进行红外光谱分析分析了改性机理。

    In this paper, the super-fine tourmaline powder was modified by polyacrylic acid in order to improve its dispersivity in hydrophilous systems.

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  • 研究了具有耐久性有机硅丙烯聚合树脂涂料特殊分子结构

    The paint composed with special molecular structure of polyorgano - silicoacrylate resin, which possesses superageing resistant property, has been studied in this article.

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  • 使用丙烯共聚物(acr)作为氯化聚氯乙烯(cpvc)改性剂使用石墨粉体做填料制备了具有导热性能的共混材料

    Thermal conductivity material was prepared with acrylate copolymer (acr) used as modifier for chlorinated PVC (CPVC) and superfine powdered graphite used as filler.

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  • 单施磷肥曲线大大降落限曲线之下,韧限曲线降低。

    When we only applied phosphate fertilizer the curve of the ultra clay limit at the acidic field fell considerably below the sticky limit curve and the plastic limit curve fell also.

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  • 蕴含来自深海的珍贵鱼子精华,揉合氨基透明营养复合物。能为肌肤带来感受,赋于肌肤以星光般的活力及。

    Contain deep sea roe essence, amino acid, hyaluronic acid and super fine nourishing compound. It brings tender and smooth feeling for skin, make skin energetic and.

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  • 但因深井、深井地层温度,加重体系腐蚀性应用受到很大限制。

    Its application is limited for high reservoir temperature in the deep and ultra-deep Wells and strong corrosiveness of the weighted acid system.

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  • 结论促进灵芝菌丝体物歧化酶、活性提高其多不饱和脂肪含量。

    CONCLUSION Germanium can stimulate activities of superoxide dismutase, esterase and increase relative contents of poly-unsaturated fatty acids in mycelia of Ganoderma lucidum.

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  • 化学计量法表明所有氨基均与环糊精衍生物形成了1:1分子体系

    The supramolecular system stoichiometry is 1:1 for all amino acid inclusion complexation with host compounds (1) and (3).

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  • 标准溶液氯铂氯化钴实验室准确配制并分装于20毫升安瓿中

    This standard solution was accurately prepared in super-clean laboratory with potassium chloropatinate-crystallized cobaltous chloride and sub-packed in 20 ml ampoules.

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  • 苯乙烯、甲基丙烯为主要原料进行乳液聚合,制备了含功能单分散性复合物

    The monodispersional polymer composite of St-MAA with functional group were prepared by concentrated emulsion polymerization.

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  • 阴离子自由基清除能力大小依次为:抗柠檬总黄酮精制物、总黄酮物。

    The order of the O2 - · scavenging effect was ascorbic acid, citric acid, the refined extract, the crude extracts.

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  • 总黄酮精制阴离子自由基清除能力柠檬相当。

    The O2 - · scavenging effect of the refined extract was similar to citric acid.

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  • 总黄酮精制阴离子自由基清除能力柠檬相当。

    The O2 - · scavenging effect of the refined extract was similar to citric acid.

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