联
- 与 联 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The effect of thermal and anaerobic ageing on the structure and properties of NR vulcanizates was studied.The crosslinking density and distribution of NR vulcanizates during ageing were determined with the method of devulcanization by using the chemical probes,and the physical and dynamic properties were also determined.
研究了热空气老化和真空老化对NR硫化胶结构和性能的影响,采用化学探测剂脱硫的方法测定了老化过程中NR硫化胶交联密度及交联键分布变化的情况,同时测定了硫化胶的力学性能和动态性能随时间变化的情况。
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After the click reaction of the SCL micelles and azide-terminus PNIPAM homopolymer, the novel PNIPAM-functionalized SCL micelles with pH-responsive cores and outer thermosensitive coronas were prepared, which was investigated act as excellent candidate of nanosized drug delivery vehicles. Finally, two types of novel shell cross-linked micelles in aqueous solution were prepared from these remarkable PMEO_2MA-b-P(DMA-co-QDMA)-b-PDEA triblock copolymers by cross-linking the inner P(DMA-co-QDMA) shell of micelles upon the addition of diazide tetra derivative in the presence of copper catalyst using click chemistry.
另外,还可以使用溴丙炔对ATRP聚合出的PMEO_2MA-b-PDMA-b-PDEA三嵌段的中间PDMA嵌段进行部分季胺化,这样可以利用两端叠氮化的四甘醇来交联由PMEO_2MA-b-PDMA-b-PDEA在不同条件下形成的两种分别以PMEO_2MA或PDEA为核的胶束,从而实现了从同一个聚合物直接在水溶液中得到两种内核不同敏感的壳交联胶束。
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Two monomers,bispmpargyl ether of bisphenol-Aand 4,4'-biphenyl dibenzyl azide were synthesized and characterized with FT-IR,1H-NMR and elementary analysis.
合成了两种单体双酚A二炔丙基醚与4,4′-联苯二苄叠氮,研究了一种新的低温聚合体系——双酚A二炔丙基醚与4,4′-联苯二苄叠氮在烘箱中的本体聚合行为。
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This is the first example of two-dimensional lanthanide MOFs with one dimensional water chains.2、Coordination polymer[Nd_2_3(H_2O)_2]·bpy·4H_2O(2)(bpdc=2, 2′-bipyridine-3,3′-dicarboxylate,bpy=4,4′-bipyridine)had been synthesized under hydrothermal conditions and its structures were determined by X-ray diffraction,and confirmed by IR and TG analysis.
该结构是在二维骨架的镧系配位聚合物中首次观察到的一维的水链结构。2、以Nd_2O_3,2,2′-联吡啶-3,3′-二羧酸和4,4′-联吡啶为原料,采用水热法合成了一个具有二维骨架结构的配位聚合物[Nd_2_3(H_2O)_2]bpy·4H_2O,通过IR、x射线单晶衍射分析和热重等手段对其结构进行了表征。
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Three metal ion bridged self-assembled films of cis -di-bis(2,2'-bipyridyl-4,4'-dicarboxylate) ruthenium were fabricated and characterized by contact angle, UV spectra, cyclic voltammetry and XPS. Their photoinduced electron transfer properties were examined.
本文通过三种金属离子桥联的方式制备了一系列cis-RuL22 (L代表4,4'二羧基-2,2'联吡啶)自组装膜,并利用接触角,UV光谱,循环伏安法以及XPS对自组装功能膜进行了表征。
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Dimethyl dicarboxylate biphenyl and β-dimethyl dicarboxylate biphenyl have anti-hepatitis activity. The modification to them gave twelve asymmetry biphenyl compounds.
对保肝药物联苯双酯进行了修饰改造,得到12种不对称的联苯化合物,期望能够改变其药效及溶解性。
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This reaction was further extended to the coupling reaction of amide with diiodo biphenyl; and the carbazole derivatives were synthesized in 53%-95% yield.
另外将该反应体系的底物进行了进一步的拓展,用酰胺和二碘代联苯化合物偶联,合成了9个咔唑衍生物,收率在53%—95%之间,并运用~1H NMR、~(13)C NMR、HRMS等分析测试手段对这些化合物进行了表征。
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Modified diphasic emulsified cold-condensation method was adapted to prepare CLG microspheres, with basic gelatin as material and 25% glutaral solution as cross linking agent.
实验一交联明胶微球的制备及其物理性质的检测和分析目的制备交联明胶微球并检测和分析其物理性质。
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The cross-linked PHBV was obtained by means of γ-radiation with N, N'-4, 4'-diphenylmethane bismaleimide .
用交联助剂二苯甲撑双马来酰亚胺实现了PHBV的γ-辐射交联。
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The dosages of additives were determined as 5 mg/L K4Fe6, 5 mg/L2, 2'-dipyridyl, 10 mg/L L-arginine, and 5 mg/L 2,2'-dipyridyl +10 mg/L L-arginine.
添加剂最佳使用量分别为:5 mg/L亚铁氰化钾;5 mg/L2,2'-联吡啶;10 mg/L L-精氨酸以及二元复合添加剂5 mg/L2, 2'-联吡啶+10 mg/LL-精氨酸。
- 推荐网络例句
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However, as the name(read-only memory)implies, CD disks cannot be written onorchanged in any way.
然而,正如其名字所指出的那样,CD盘不能写,也不能用任何方式改变其内容。
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Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.
镀锌钢托盘多用于出口,替代木托盘,免薰蒸,符合欧盟、北美各国对出口货物包装材料的法令要求;喷涂钢托盘适用于重载上货架之用,托盘表面根据需要制作成平板状、波纹状及间隔形式,满足不同的使用要求。
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A single payment file can be uploaded from an ERP system to effect all pan-China RMB payments and overseas payments in all currencies.
付款指令文件可从您的 ERP 系统上传到我们的电子银行系统来只是国内及对海外各种币种付款。