• 多元醇解反应进而与聚醚或聚、 二羟甲基二异氰酸反应制得水溶性氨油。

    Waterborne polyurethane resin is prepared by alcoholyzing oil with polyol at first, and then reacting with polyether (polyester), dimethylol propionic acid, diisocyanate.

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  • 研究利用醋酸乙烯其它单体共聚,并基础上通过TEMDSC多种表征手段分析了不同醇解聚乙烯聚醋酸乙烯乳液性能产生的影响

    In this article by copolymerization of VAc and other vinyl monomers, the effects of PVA on the properties of the PVAc emulsion were discussed through many tests such as TEM, DSC and so on.

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  • 利用正交试验研究交换法制备卤虾油脂肪酸乙工艺,分析了催化剂用量、反应温度、反应时间、无水用量等对率的影响

    Meanwhile the influence of the amount of catalyst alkali ethylate and absolute alcohol, the temperature and time of reaction on interesterification was studied.

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  • 以双氟美松为原料,氧化化、醇解甲基化反应制得氟替卡松丙酸1),收率60。

    Fluticason propionate(1) in overall yield of 60.1% was synthesized from Flumethasone by oxidation, esterification, acylation, alcoholysis and fluoromethylation.

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  • 回收的变质油脂先制成精炼油脂,然后进行反应制备脂肪酸很好的脂剂原料,可以合成LWF结合型加脂剂。进行醇解制备甘油单、双然后制得硫酸化加脂

    The combined Fatliquor LWF is prepared by methyl ester which was synthesized through the alcoholysis reaction and catalysised by anion layer and pillar materials with deteriorated oil.

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  • 里叶红外光谱实验表明记忆海绵产物聚醚多元甲苯二异氰酸(TDI)。

    Fourier transform infrared spectroscopy (FTIR) experiment shows that the raw materials for memory foam are polyether alcohol and toluene diisocyanate (TDI).

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  • 里叶红外光谱实验表明记忆海绵产物聚醚多元甲苯二异氰酸(TDI)。

    Fourier transform infrared spectroscopy (FTIR) experiment shows that the raw materials for memory foam are polyether alcohol and toluene diisocyanate (TDI).

    youdao

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