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- polychlorinated diphenyl ethers (PCDEs) 多氯联苯醚
- Keywords polychlorinated diphenyl ether;density functional theory （DFT）;position of Cl atom substitu-tion;structural parameter;thermodynamic property;relative stability; 多氯联苯醚;密度泛函理论（DFT）;氯原子取代位置;结构参数;热力学性质;相对稳定性;
- polychlorinated diphenyl ether 多氯联苯醚
- polychlorinated diphenyl ethers 多氯联苯醚
- Diphenyl ether is used as solvent and azeotropied with water. 利用联苯醚作为溶剂,与体系的水分进行共沸回流,达到充分脱水的目的。
- Purification of diphenyl ether by crystallization without solvent is discussed. 用无溶剂结晶法纯制二苯醚,该方法具有高效、经济和洁净的特点。
- The paper describes the synthesis of modified diphenyl ether resin and preparation of GRP laminates. 本文介绍了一种改性二苯醚树脂的合成及其玻璃布层压板的制备方法,并对其性能进行了全面测试。
- The paper reviewed the synthesis and production of the surfactant -dodecyl diphenyl ether sodium disulfonate. 介绍了十二烷基二苯醚二磺酸钠的合成及生产情况。
- The reaction of benzene alkylation with long chain olefin and diphenyl ether (DPE) alkylation with olefin are two important industrial reactions. 苯与长链烯烃烷基化反应制得的直链烷基苯、二苯醚与烯烃烷基化反应生成的烷基二苯醚是两类重要的工业反应中间体，它们经进一步的磺化、中和过程生产的烷基苯磺酸盐和烷基二苯醚磺酸盐是优良的阴离子表面活性剂，是现代合成洗涤剂工业产品中的主要成分。
- Besides, the synthesis of diphenyl ether, diphenyl oxadiazole, diphenyl amine and aza-bis(oxazolines) is also discussed. 另外，还讨论了苯甲醚类、二联苯恶二唑类、联苯胺类与氮杂类等新型双恶唑啉配体的合成。
- The toxic substances included polychlorinated biphenyls, PCBs;dioxins;two chlorinated pesticides, DDE and dieldrin;and brominated flame retardants known as poly-brominated diphenyl ethers, PBDEs. 这些有毒物质包括多氯联苯、戴奥辛、DDE和狄氏2种有机氯农药，以及一般称为溴化二苯醚的溴化阻燃剂。
- polychlorinated diphenyl sulfide 多氯二苯硫醚
- A method for simultaneous determination of residues of 9 diphenyl ether herbicides in cereals and oilseeds by GC-MS was presented. 利用气质联用(GC-MS)技术建立了粮谷与油籽中9种二苯醚除草剂多残留同时检测的方法。
- Through the property test, the result shows that the laminates with the diphenyl ether modified by benzoxazine are better than that by phenol. 实验结果表明,采用苯并口恶嗪改性二苯醚树脂制备的玻璃布层压板,其工艺性优于苯酚改性二苯醚树脂,且成本较低。
- Polybrominated Diphenyl Ether. 六种物质.
- In the reaction of diphenyl ether alkylation with 1-dodecene, reaction conditions: DPE : 1-dodecene = 5, 343K, normal pressure, the conversion was above 67% and the selectivity of mono-alkyl diphenyl ether was 100%after 2 hours. 在催化二苯醚与1一十三烯的烷基化反应实验中，最佳操作条件 为常压下323K反应2小时，反应转化率达到84%25以上，单取代产物选择性
- This thesis includes two sections:the synthesis of unnatural aromatic amino acids and the synthesis and physics properties of amido diphenyl ether disulfonates Gemini surfactant:1. 本论文包括两个部分：非天然氨基酸的合成与表征和双子表面活性剂的合成与性质研究。
- Dodecyl diphenyl ether disulphonate solution 十二烷基联苯醚二磺酸酯溶液
- sodium hexadecyl diphenyl ether disulfonate 十六烷基二苯醚二磺酸钠
- dodecylated diphenyl ether disulfonate 十二烷基二苯醚二磺酸盐
