查询词典 chloride

In the tests, the nonionic type polyacrylamide, the anion type polyacrylamide and the zwitterion type polyacrylamide, and the compounding of the poly-aluminum chloride/PHP and the calcium chloride (CaCl2)/NPAM were used as flocculation agents.

选择聚合氯化铝/阴离子型聚丙烯酰胺、氯化钙（CaCl2）/非离子型聚丙烯酰胺组合与NPAM、PHP、两性离子型聚丙烯酰胺作为絮凝剂，在对道清选煤厂水采筛下原生煤泥和浮选尾矿的煤泥水进行组合药剂絮凝实验的基础上，考察了pH对煤泥水絮凝沉降的影响。

Eight novel N,N′-naphthalene acyl substituted aromatic acylamino thiocarbamides(Ⅱ1~Ⅱ8) were synthesized from aryl acylhydrazine and α-naphthalene acyl isothiocyanate, which was obtained by the reaction of potassium thiocyanate with α-naphthalene acyl chloride obtained from 2-naphthylacetic acid and thionyl chloride in anhydrous benzene.

通过α-萘乙酸和SOCl2在无水苯中反应制得α-萘乙酰氯，与硫氰酸钾反应生成α-萘乙酰基异硫氰酸酯，再与芳基酰肼进行加成反应，合成8种新型N，N′-萘乙酰基取代芳乙酰胺基硫脲类化合物(Ⅱ1～Ⅱ8)。

The study on the technology and kinetics of chlorination of benzyl chloride is rather essential to the design of reactive distillation column in that the new technology about combination of reaction and distillation is used in the production of benzal chloride.

因为拟采用新型反应精馏耦合技术进行苄叉二氯的生产，研究氯化苄氯化工艺和动力学对于反应精馏塔的设计很有必要。

Using benzyl chloride and chlorine as starting materials, benzal chloride is prepared through photo-chlorination in loop reactor.

采用环流反应器、以氯化苄和氯气为原料进行光氯化反应，制备苄叉二氯；将制得的苄叉二氯粗品进行真空精馏得到高纯度的精品；然后用一种新型醇胺类相转移催化剂，分别以盐酸和水作为介质，在 90～ 110℃水解后得到了高纯度的苯甲醛。

The hydrolyzation of benzal chloride is the heterogeneous phase gas-liquid-liquid reaction. A new kind of phase transfer catalyst was adapted and the study on the feasibility of hydrolyzation of benzal chloride, reaction technology and kinetics was carried out in order to get rid of heavy metal pollution caused by zinc catalysis.

苄叉二氯的水解是一个非均相气－液－液反应，为避免原有锌盐催化剂可能造成的重金属污染，采用一种新型相转移催化剂，进行了苄叉二氯水解反应可行性、反应工艺及动力学的研究。

Through theoretical analysis of bischofite＇s pyrolysis and chemical analysis of intermediate products during different sintering stages, anhydrous magnesium chloride was presumed to be the precursor, which was confirmed by the preparation of MgO whisker from anhydrous magnesium chloride.

通过对水氯镁石热解的理论分析、以及对灼烧各阶段产物的化学分析，确定生成晶须的中间产物为无水氯化镁，然后直接从无水氯化镁制备出MgO 晶须。

Bis-(4′-bromobenzoyl)benzene was synthesized from terephthaloyl chloride and bromobenzene using aluminum chloride as a catalyst.

以对苯二甲酰氯和溴苯为原料，无水氯化铝粉末为催化剂，合成了1，4-双(4′-溴苯酰基)苯，其结构经1HNMR，IR和DSC表征。

Similarly, 5TPS-AVB〓 or 5-TPS-IVB〓 reacted with carbamino chloride or phosphoryl chloride in IM/DMAP system to produce six new 4"-carbamates or 4"-phosphorylates in good yields.

LA-47与氨基甲酰氯和磷酰氯反应，得到3个对应的5-4-TPS-AVB〓氨基甲酸酯或膦酸酯衍生物，产率良好。

Similarly, IVB〓 reacted with carboxylic acids in DCC/DMAP/DCM system to produce ten new 5-IVB〓 esters in 66-82% yield. AVB〓 or IVB〓 also reacted with carbamino chloride or phosphoryl chloride in IM/DMAP system to produce eight corresponding carbamates or phosphorylates in good yields.

阿维菌素B〓与氨基甲酰氯反应，合成了2个5-AVB〓氨基甲酸酯衍生物：阿维菌素B〓与膦酰氯反应，合成2个5-AVB〓膦酸酯衍生物；并改进了阿维菌素与酰氯的反应条件，缩短了反应时间，提高了产率和反应的选择性。

In the recent years, the company has developed series of the down-stream derivatives of P/O-Chlorotoluene, i.e. 3,000 t/a O- Chlorobenzaldehyde and O-Chlorobenzyl Chloride, 3,000 t/a P- Chlorobenzaldehyde and P-Chlorobenzyl Chloride, 1,500 t/a 2.4- Di chlorotoluene etc. In addition, there is the by-product of 30,000t/a of chlorhydric acid (31-33%). In 2008, the company invested 80 mln yuan, to build the project with 25,000t/a of Maleic Acid by adopting the up-to-date in China technology, thus to improve the product range to a greater extent, and hence to sharpen its competitive edge.

近年来又发展了对、邻氯甲苯的下游衍生系列产品：3000t/a邻氯苯甲醛、邻氯氯苄，3000t/a对氯苯甲醛、对氯氯苄，1500t/a2，4－二氯甲苯等，另有副产盐酸（31～33％）30000t/a.2008年，公司投资8000万元，采用国内最先进的技术建成了25000t/a顺丁烯二酸酐项目，大大改善了公司的产品结构，提高了企业的竞争能力。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。