查询词典 azo

The azo derivatives were hydrolyzed on the condition of alky to get end products. The structures of azo derivatives of 4-ASA and intermediate products were characterized by melting point, TLC, MS, FT-IR, 1H-NMR and 13C-NMR spectra properties in details.

本课题探索了一条4-ASA偶氮化合物的多步合成工艺，得到了目标产物三个，对合成的目标产物和中间产物用熔点、薄层色谱法、MS、FT-IR、1H-NMR和13C-NMR进行了详细的表征，确定了它们的结构。

At last, for the purpose of azo property as an optical storage material the setup of measuring photo-induced birefraction of azo has been bettered on the base of primary work.

初步的理论推导表明，改进后的光路会得到更加精确的实验值。

First, the precursor polymer with azobenzene groups on main-chain was obtained by condensation polymerization between 4,4'-dihydroxyazobenzene and N,N-(2-bromoethyl)aniline through Williamson reaction. Then the azo polymer containing azobenzene groups both on main-chain and side-chain was prepared through an azo-coupling reaction between the precursor polymer and the diazonium salt of 4-nitroaniline.

设计并合成了一种新型的主侧链均含偶氮生色团的聚合物，首先通过4，4'-二羟基偶氮苯与N，N-二溴乙基苯胺之间的Williamson反应缩聚得到主链含偶氮苯基团的先驱聚合物，再通过重氮偶合反应得到目标产物，并利用核磁共振、红外光谱、紫外可见光谱、热分析等手段确认了所制备聚合物的结构。

Our products have gone through certificate of EN-71 and NON-PHTHALATE and AZO FREE and the other quality certificate.

本公司产品一律通过EN-71、NON-PHTHALATE、AZO FREE及其它相关的质量认证，符合欧盟及美国市场的质量标准的各项指标。

For a long time, in our country, the AZO glass is mainly depended on import; it's seriously hindered the development of solar industry in China.

长期以来，我国使用的AZO玻璃全部需要进口，严重阻碍了我国太阳能产业的发展。

The result showed that the photoconductive material of binary blended composite was not found to be used in laser beam printers. The expert group, organized by Science Committee of Zhejiang Province, considered that the achievement was based on our own technology, and was the achievement with new ideas and high technology which reached the international level. 2. In order to broaden the spectrum response range for photoconductors, we blended TiOPc with monoazo pigment (AZO-1), double azo pigments (AZO-2, AZO-3 and AZO-4) based on benzidine as bridge group, double azo pigments (AZO-5, AZO-6, and AZO-7) based on 2, 7-diamino-fluorenone as bridge group respectively.

首次采用这种共混复合物作为光生载流子材料，在自制的环式浸涂装置中制备激光打印光电导鼓，国家法定测试单位-机械工业部天津复印技术研究所的测试其光敏性：E〓=1.2～1.3μJ／cm〓，法定检索单位上海情报所的手工、光盘和计算机国际联机检索结果为：二元共混复合光电导材料应用于激光打印机未见报导，浙江省科委组织的专家鉴定小组认为：此项成果立足于自己的技术，是一项具有创新性的高技术成果，达到了国际先进水平。

Two different fading procedures were studied. One is the oxidation procedure on polyester fibers,the other is the reduction procedure on wool fibers.The study of oxidation procedure mainly focused on 11 disperse azo dyes and 11 disperse anthraquinone dyes. The study of reduction procedure mainly focused on 7 pyrazolone coupled acid azo dyes and 10 azo disperse dyes which has sulfonic group on the couple component.

本论文研究了11支偶氮型分散染料，11支蒽醌型分散染料在聚酯纤维上的分子结构与光牢度的定量关系，同时研究了7支以吡唑啉酮为偶合组份的偶氮型酸性染料和10支偶合组份上带有磺酸基的偶氮型酸性染料在羊毛纤维上的分子结构与光牢度的定量关系。

The relationships between the structures and properties of dyes were studied via DTA, light permanency and solvent resistance test which indicated that anthraquinone dyes were better than azo dyes in heat resistance and light permanency and the azo dyes in which the coupling components were pyridone were better than the other azo dyes.

通过DTA、耐晒及耐溶剂浸取等实验手段研究了染料的结构与性能之间的关系。实验结果表明，蒽醌类染料的耐热性能、耐晒性能优于偶氮类染料；以吡啶酮为偶合组分的偶氮染料的性能优于其他系列的偶氮类染料。

Azobenzene functionalized polyelectrolytes and polyamphiphiles are novel functional polymers with many interesting characteristics such as the photo-responsive properties based on the photo-induced cis-trans isomerization, the ability to build up ordered supramolecular structure, and the sensitivity to the environmental stimuli. The aim of this dissertation is to investigate the rules that control the formation of ordered structures from the azo polyelectrolytes and polyamphiphiles based on the supramolecular interaction, to explore the relationships between the material functionality and the supramolecular self-assembled structures at different levels, and to establish the methods for producing novel materials with potential applications in photonic and electronic areas.

中文题名光响应性偶氮聚电解质自组装及超分子结构的研究副题名外文题名 Self-assembly and supramolecular structure of photoresponsive azo polyelectrolytes 论文作者庹新林导师刘德山教授学科专业材料学研究领域\研究方向高分子材料学位级别博士学位授予单位清华大学学位授予日期2002 论文页码总数162页关键词聚电解质超分子结构自组装偶氮聚电解质馆藏号BSLW /2003 /O631 /38 偶氮聚电解质和两亲性偶氮聚合物是一类新颖的功能性聚合物，同时具有偶氮苯基团的光响应性、聚电解质和两亲性聚合物在适当条件下形成各种有序结构及其结构对周围环境具有敏感响应性等特点。

In contrast, the kobs of complex SAM changes slightly with the assembling time. After an assembling time of 76 h, the kobs of complex SAM is two order of magnitude larger than that of Azo SAM.

而Azo与β-CD包合物自组装膜的kobs值随组装时间变化不大，在组装76h以后，包合物自组装膜的kobs比单纯偶氮苯自组装膜的kobs高2个数量级以上。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。