酸值

The low viscosity index and the higher acidity were resulted from the low paraffinicity and the high content of aromatics, cyclane .

基础油组成中烷烃含量降低，芳烃和环烷烃含量上升是其酸值上升和黏度指数下降的内在原因。

The graft polymerization of maleic a...

研究了马来酸酐在PE颗粒中的接枝反应，考察了反应条件对接枝率和酸值的影响。

The product synthesized under the optimum conditions as follows had final acid value of 0.494 mgKOH/g,and conversion of reatants up to 99.59%,molar ratio of isooctanol to phthalic anhydride 3∶1,the dosage of both aluminium oxide and stannous octoate as catalyst 0.2%(based on the total mass of reactants),reaction time 2.5 hours.

考察了工艺条件对合成DOP的影响，结果表明，在异辛醇与苯酐摩尔比3∶1，氧化铝/辛酸亚锡复配催化剂用量分别占反应物总量的0.2%，反应温度230℃，反应时间2.5h的最佳工艺条件下，产品终点酸值0.494mgKOH/g，反应物转化率达99.59%。

Assisted with ultrasonic radialization, the optimized conditions for biodiesel production catalyzed by calcined Zn-Mg-Al hydrotalcite were obtained.

以纳米Zn-Mg-Al高温煅烧物为催化剂，高酸值小桐子油为原料，超声波反应器中连续生产生物柴油，并系统研究超声波辐射协同纳米催化剂催化制备生物柴油的最优条件。

Vulcani- zation and mechanical properties of the filled ACM were studied by rheometric measurement, gel fraction analysis, mechanical property tests and dynamic mechanical thermal analysis.

结果表明，在相同的配方条件下，同化学法制备的聚合物相比，辐射法制备的聚合物的酸值较低，分子量较高，分子量多分散系数较小。

It is reported that the content of sialic acid in serum of cancer patients is higher than that in normal individuals.

对献血员83人，非癌患者78人，癌患者136人，进行了诊断前测血清唾液酸值。

Lianghe turpentine relative density, refractive index, initial boiling point, distillation range size, optical activity and chemical composition as well as the softening point, acid value, unsaponifiable matter content, ethanol insoluble matter, ash, optical activity and chemical composition and other physical and chemical characteristics of rosin gum were studied.

研究梁河脂松节油的相对密度、折光率、初馏点、馏程体积、旋光度和化学组成以及脂松香的软化点、酸值、不皂化物含量、乙醇不溶物、灰分、旋光度和化学组成等物理和化学特征。

Under the optimal reaction conditions the acid value of the esterified production is the lowest,and the esterified degree is complete.

在最优条件下，鱼油的乙酯化产品酸值最低，乙酯化程度最高。

The mechanism, influences and protection measures of instability of petroleum waxes to light were studied.

首次对渤海高酸值原油石油酸的分布规律及类型进行了研究，建立了系列石油酸的组成分离分析方法。

The equipment corrosion and corrosion resistance in processing crude oil with high acid value are reviewed.

摘要高酸值原油加工过程中设备的腐蚀问题和防腐蚀新技术受到相关部门的高度重视。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。