• 反应产物经薄层色谱鉴定为单酯和双酯。

    The products were identified TLC as monoester and diester.

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  • 微波酯化技术用于淀粉变性反应制备磷酸单酯淀粉。

    The microwave etherifying technology was applied to produce phosphate monoester starch(SMEP).

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  • 微波酯化技术用于淀粉变性反应制备磷酸单酯淀粉。

    The microwave heating technology was applied to produce phosphate monoester starch.

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  • 合成了既有环氧基团又含不饱和双键的环氧丙烯酸单酯树脂。

    A dual-curing epoxy monoacrylate resin was synthesized, which contain both epoxide groups and unsaturated double bonds.

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  • 研究了聚氧乙烯脂肪酸乙醇酰胺磺基琥珀酸单酯二钠的表面活性。

    Surface active properties of disodium polyoxyethylene fatty acid ethanolamide sulfosuccinates were investigated.

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  • 磷酸酶这种酵素,可以使磷酸单酯迅速在千分之一秒内完成分解。

    Phosphatase enzymes expedite the breakdown of phosphate monoesters in about 10 milliseconds.

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  • 探讨了以负载型对甲苯磺酸为催化剂合成乙二醇硬脂酸单酯的工艺。

    The synthesis of ethylene glycol mono stearate by supported p-toluene sulfonic acid was investigated.

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  • 将质量分数分别为70%和30%的单酯和双酯混合,即得蒙克汀。

    Monooctanoin was prepared by mixing monoglyceryl octoate and diglyceryl octoate with mass fraction was 70% and 30% respectively.

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  • 研究了混合溶剂法分级分离棕榈酸果糖单酯和棕榈酸果糖双酯的工艺。

    The fractionation separation of fructose monopalmitate and fructose dipalmitate by extraction with mixed organic solvent were performed.

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  • 生物柴油是一种可再生的国产绿色替代能源,来自于植物油单酯衍生物。

    Biodiesel, as a renewable and domestic green alternative fuel, is made from the monoester derivatives of vegetable oils.

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  • 研究了制备黑糯玉米面粉磷酸单酯的最佳工艺条件,并测试了其主要特性。

    The optimum technical conditions for preparing the phosphate monoester of black glutinous maize flour were studied and its main properties were examined.

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  • 以甘薯淀粉为原料,与混合正磷酸盐作用,采用湿法工艺制备淀粉磷酸单酯。

    Starch phosphate monoesters were synthesized with sweet potato starches and orthophosphate mixture by the wet process.

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  • 论述了脂肪醇磷酸单酯的几种合成方法、反应机理及对最终产品组成的影响。

    Several synthesis method, reaction effect of different synthesis methods on product composition of mono-alkyl phosphates are discussed.

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  • 研究了乙氧基化和丙氧基化月桂酸乙醇酰胺磺基琥珀酸单酯钠盐的表面活性。

    Surface active properties of disodium ethoxylated and propoxylated lauric acid ethanolamide sulfosuccinates were studied.

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  • 结果表明,在纯的单酯、双酯中加入少量脂肪醇,有利于起泡、乳化性能的提高。

    Results show that addition of fatty alcohol may improve the surface properties.

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  • 而且用相同量的皂就可制备出不同单酯含量的蔗糖酯,产率最高可达62.4%。

    The sucrose esters containing different amount of monoesters can be prepared by using equal quantity of soap, and the yield can reach up to 62.4%.

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  • 采用混合溶剂,用电位滴定法测定壬基酚聚氧乙烯醚磷酯酯中单酯、双酯、磷酸的含量。

    The content of mono-ester, di-ester and phosphoric acid in phosphate polyoxyethylene nonylphenol were reported with mixed-solvents by potentiometric titration.

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  • 分别用淀粉磷酸单酯及酶法一酯化复合变性淀粉制可食性包装膜,测试并比较其物理性能。

    A method of how to make edible wrapping film is described. Also, test and compare this film's physical properties.

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  • 研究了磷酸单酯反应型表面活性剂的合成工艺,通过正交设计实验确定了合成的最佳工艺条件。

    The synthesis technology for mono-alkyl phosphate reactive surfactants was studied and the (optimum) conditions of preparation were determined on the basis of experimental results.

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  • 介绍了以精制玉米油经甲酯化、酰胶化、酯化和磺化四步合成脂肪酸胺磷基琥珀酸单酯盐的研究。

    Introduces the research of synthesis alkanolamide sulfosuccinic acid monoester from refined corn oil by methyl-esterification, amidation, esterification and sulfonation.

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  • 在相转移催化剂存在下,硬脂酸盐和环氧氯丙烷反应,可获得含量90%左右的脂肪酸甘油单酯。

    The reaction is based on the treatment of epichlorohydrin with sodium stearate in the presence of phase transfer catalyst. About 90% of monoglycerides are obtained in quantitive yields.

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  • 文摘:以脂肪酸、-羟乙基乙二胺、酸按不同比例分别合成了四种脂肪酸咪唑啉硼酸单酯和三酯。

    Four imidazoline borates were synthesized with two kinds of fatty acid, N-hydroxyethyl-ethylenediamine, boric acid according to the different ratio of reaction materials.

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  • 文摘:以脂肪酸、-羟乙基乙二胺、酸按不同比例分别合成了四种脂肪酸咪唑啉硼酸单酯和三酯。

    Abstract: Four imidazoline borates were synthesized with two kinds of fatty acid, N-hydroxyethyl-ethylenediamine, boric acid according to the different ratio of reaction materials.

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  • 当脂肪醇为十六醇时,脂肪醇磷酸酯盐和脂肪醇琥珀酸单酯磺酸钠盐在皮革加脂中的防水性能最好。

    When the carbon number is 16, the waterproof property of fatty alcohol phosphates and ether sulfosuccinates is the best.

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  • 以聚乙二醇- 200与丙烯酸直接缩合反应,在不加有毒带水剂的条件下合成了丙烯酸聚乙二醇单酯。

    Acrylate polyethylene glycol monoester was synthesized by condensation of PEG (200) and acrylic acid without water-carrying reaction.

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  • 结果表明,采用单酯钠盐作催化剂具有很好的相转移催化作用,磺化废水也具有一定的相转移催化作用。

    The research results indicated that the sodium salt of monoester used as a catalyst was of a good catalytic function and so is the waste water. Hence, a new process…

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  • 结果表明:单酯基季铵盐、双酯基季铵盐和三酯基季铵盐易生物降解,13天后降解度都在90%以上;

    The results showed that EQ could be biodegraded readily and completely. More than 90% EQ can be degraded in 13 days.

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  • 研究了分子蒸馏单甘酯的碘值、总单酯含量、总双酯含量等反映的内部分子结构对低脂冰淇淋质构的影响。

    The effect of the interior-molecular structure, reflected by the iodine value, the total content of mono-glyceride and di-glyceride, at different level on the quality of low-fat ice cream was studied.

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  • 马克说,这种单酯的脱硫速度比真菌和细菌快10到20倍,并可挤入一个比生物脱硫过程紧凑得多的反应堆。

    It works 10 or 20 times faster than a fungus or bacteria, and could be squeezed into much more compact reactors than a biological process, Makkee says.

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  • 马克说,这种单酯的脱硫速度比真菌和细菌快10到20倍,并可挤入一个比生物脱硫过程紧凑得多的反应堆。

    It works 10 or 20 times faster than a fungus or bacteria, and could be squeezed into much more compact reactors than a biological process, Makkee says.

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