Control Method of Analogue in PLC Control System for Process of Sulphonation

Evaluation of Sulfonated DNA Probe ( Sulfoprobe) for Diagnosis of Plasmodium falciparum

磺化标记的DNA探针用于检测恶性疟感染的评价

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Sulfonation of C 9 MA Water Soluble Petroleum Resin and Its Surface Activity

C9-MA水溶性石油树脂磺化及其表面活性

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Determination of Adsorption Equilibrium For Methanol-C_4 Fraction with the Sulphonated Resins

C4馏份中的甲醇在磺化树脂上的吸附平衡测定

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The efficiency can get to 81. 4%, And it also analyzes the various factors' effect on transferring rate of sulphonate agent.

其收率达到81.4%，达到了满意的结果。分析了各种因素对磺化转化率的影响。

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And it also analyzes the various factors' effect on transferring rate of sulphonate agent.

分析了各种因素对磺化转化率的影响。

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High boiling solvent ( HBS) lignin is a renewable natural polymer with a lot of ethanol hydroxyl groups and phenol hydroxyl groups in the molecular structure, which shows better chemical activities.

高沸醇木质素是一种天然可再生的高分子材料，在分子结构中含有大量的醇羟基和酚羟基，具有较高的反应活性。

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Effects of TPA and Genistein on Tamoxifen Action in Estrogen Receptor Positive Cells

佛波醇酯和三羟基异黄醇对雌激素受体阳性细胞中三苯氧胺作用的影响

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As the polyols' hydroxyl (-OH) are numerous, larger molecules, so it can greatly reduce the permeability of molecules which through the proton exchange membrane, and improve fuels efficiency.

由于多元醇的羟基（-OH）数目较多，分子体积较大，能大大降低反应分子在质子交换膜上的渗透率，提高燃料的利用率等。

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Chiral aromatic alcohol and hydroxy acid are important intermediates for the synthesis of optically active molecules and are widely applied in food, pharmaceutical, agricultural, fine chemicals areas.

手性芳基醇、羟基羧酸是合成光学活性分子的关键中间体，广泛应用于食品、医药、精细化工及农业等领域。

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Yellow ketone is a colourless organic compound, natural yellow dyestuffs are mostly hydroxyls or first oxygen base substituents of yellow ketone or yellow ketone alcohol.

黄酮是一种无色有机化合物，天然黄色染料大多是黄酮或黄酮醇的羟基或甲氧基取代物。

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The Measurement of the Ratio of Primary Hydroxyl Group to Second Hydroxyl Group in Polyether Polyol by Near Infrared Spectrum

近红外光谱法检测聚醚多元醇伯羟基与仲羟基的相对含量

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Increase of Content of Primary Hydroxyl Groups of Polyether Polyols with Low Unsaturation

低不饱和度聚醚多元醇伯羟基含量的提高

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The results showed that the surface of the activated carbon may contain some functional groups, such as hydroxyl, carboxyl, pHenolic hydroxyl, amino and pHospHorus-containing functional groups etc, part of the carbon atom formed relatively stable lamellar grapHite structure after activated.

分析结果表明，自制的牛粪活性炭可能含有醇羟基、羧基、酚羟基、氨基以及含磷基团等官能团，经过活化后的产品中一部碳原子形成了比较稳定的片层石墨结构。

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The rotational motion of the adsorbed water molecules is the main reason that lead to the α-relaxation process of wood. The β-relaxation process is due to the motions of the methylol groups of the cell-wall polymers in the non-crystalline region.

木材发生α松弛过程的主要原因是吸着水分子的回转取向运动，发生β松弛过程的主要原因是无定形区细胞壁物质中的伯醇羟基基团的运动。

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The results indicate that compared with reed lignin, residual lignin in reed kraft pulp had higher contents of oxygen and phenolic and alcoholic hydroxyl groups, lower contents of methoxyl group, residual carbohydrates and total aldehydes after alkaline nitrobenzene oxidation.

研究发现，苇浆残余木素比起芦苇木素具有较高的氢含量和较低的氧含量；较低的甲氧基含量和较高的酚羟基和醇羟基含量；

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As a main component of black liquid from papermaking industries adopting alkaline pulping, the high-efficient utilization of alkali lignin focuses on how to improve the chemical reactivity caused by its plentiful methoxyl and few aliphatic hydroxyls.

碱木质素是造纸工业碱法制浆黑液的主要成分，其甲氧基含量较高，醇羟基含量较低，导致化学反应活性低，因此提高其反应活性成为碱木质素高效利用的关键。

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In contrast, direct substitution of the hydroxyl groups in alcohols not only saves one step of synthetic manipulation, but also suppresses side reactions and exhibits atom-economy by generating byproduct water.

相对而言，直接取代醇羟基不仅节省一步反应，而且生成的副产物是水，具有原子经济性，并减少副产物。

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In that condition, the total hydroxyl, aliphatic and phenol hydroxyl are 15.69%, 11.45% and 4.24%, increasing 158.06%, 310.40% and 28.86% separately;

在此条件下，总羟基、醇羟基和酚羟基含量分别为：15.69%、11.45%、4.24%，分别增加了158.06%、310.40%以及28.86%；

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Oxygen alkaline wheat straw lignin was modified by reacting with hydroxypropyl, the reactivity of the modified lignin which had more phenolic and alcoholic hydroxyls and diisocyanate was increased.

将麦草氧碱木素与环氧丙烷反应得到改性木素，其酚羟基和醇羟基含量增加，提高了木素与二异氰酸酯的反应性能；

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In addition, compared with acidic lignin from stalk, aliphatic hydroxyl content of the lignin from pith was higher, phenolic hydroxyl and methoxy content were lower;

另外，与秆部木素相比，髓芯木素中醇羟基含量较高，酚羟基和甲氧基含量较低。

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