• This paper studied on oat oil from deshelled oat seeds by petroleum ether extraction.

    课题以脱壳燕麦为原料,石油提取得到燕麦

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  • Carboxymethyl starch (CMS) is a kind of anion starch ether, which is widely used in many fields such as pharmaceutical, food, textile, oil drilling industry and so on.

    羧甲基淀粉(CMS)阴离子淀粉广泛应用于医药食品纺织石油钻探领域

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  • These curves and datas are of great use to compositions and function of petroleum ether and liquid paraffin, this analytical method is based on TBP distillation of coal liquefied oil.

    这些曲线数据不仅对石油液体石蜡组成使用性能有参考价值,而且这种分析方法液化油的实沸点蒸馏奠定了基础。

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  • Among many coal-based substitutes for conventional diesel, dimethyl ether (DME) has prominent characteristics. It can not only reduce harmful emissions, but also replace oil with coal indeed.

    传统柴油替代燃料当中二甲特点突出不但能够大幅降低有害排放而且能够真正起到“”的作用。

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  • The results showed that the terminated prepolymer was prepared by introducing ethylene glycol alkyl ether as a capping agent into the reaction system of castor oil and tolylene diisocyanate (TDI).

    结果表明,采用蓖麻甲苯二异氰酸酯TDI反应加入封端乙二醇烷基醚类,得到封端型聚氨酯聚体。

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  • Research on Starch glycerine ether: the synthesis methods of Starch glycerine ether have been studied, and tentatively tested its performance as oil drilling fluid loss additive.

    本文研究了以淀粉为原料合成两种改性淀粉——淀粉甘油阳离子淀粉的合成以及阳离子淀粉的应用性能

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  • The fir essential oil was extracted from fir root by steam distillation method, from which cedrol was extracted, and then, cedrol methyl ether was synthesized based on cedrol.

    杉木原料通过水蒸气蒸馏法提取杉木精油杉木根精油中精制提取柏木脑,以柏木脑为原料合成甲基柏木

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  • Through single factor and orthogonal experiments, extraction of oil from soybean embryo and its composition were studied by using petroleum ether as degrease solvent and GC, respectively.

    大豆胚芽出油率为指标,石油脱脂溶剂,通过因素正交试验对大豆胚芽索氏提取工艺进行了研究,并用气相色谱胚芽脂肪酸组成进行了分析。

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  • Organic solvents, such as petroleum ether and gasoline, are used as extracting agents to measure oil content in oilfield waste water and the normal curves of reference oil are plotted.

    油田污水中含油量测定采用石油汽油有机溶剂作萃取,绘制标准标准曲线

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  • The interface of Marine engine oil water system has been studied with or without the poly ether type demulsifier DL32 added, and the cause for emulsification is also investigated.

    分析有无破乳剂时船用油水界面的情况,阐明了船用油易乳化原因

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  • The test is a research on the extraction of distilling essential oil from leaves by comparing efficiency of extraction by three reagents. Those are ether, ethyl acetate and ether from Petroleum.

    试验树叶提取精油萃取液进行研究通过三种不同试剂萃取,对水蒸汽蒸馏产物所得萃取来研究其适合度。

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  • In 1990s, it was found that the dimethyl ether as a super-low pollution fuel can be used to replace diesel oil and liquefied petroleum gas, in addition, it also can be used to prepare light olefin.

    90年代发现二甲可以替代柴油超低污染燃料以及作为液化石油气的代用品;此外用于制备低碳烯烃。

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  • INGREDIENTS: Deionized water, 12 alkyl ether sulfate, C8-16 alkyl glucoside, glycerol, Kim Kap-grease foil Nepal, Niger foil gold c fat, propylene glycol, olive oil, spices.

    主要成份:去离子水十二烷基硫酸钠C8-16烷基糖苷三醇、尼金甲、尼箔金丙脂、橄榄油香料

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  • INGREDIENTS: Deionized water, 12 alkyl ether sulfate, C8-16 alkyl glucoside, glycerol, Kim Kap-grease foil Nepal, Niger foil gold c fat, propylene glycol, olive oil, spices.

    主要成份:去离子水十二烷基硫酸钠C8-16烷基糖苷三醇、尼金甲、尼箔金丙脂、橄榄油香料

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