xylylene ['zailili:n]
- xylylene的基本解释
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n.
[化]亚二甲苯基
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The dual-site phase-transfer catalyst, 1,4-bisbenzene dibromide, was synthesized in toluene solution at 70℃ from p-xylylene dibromide and tributylamine.
双活性基相间转移触媒是由二溴对二甲苯与三丁胺以甲苯为溶剂在70℃下反应生成溴化1,4-二苯。
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The results show that, the static interfacial polymerization was conducted in organic phase. The optimized conditions for NF membrane preparation were obtained: the concentration of PDMAEMA was 2%, the concentration of p-xylylene dichloride was 1 ~ 1.5%, NaHCO_3 can be used to maintain alkalescence, The polymerization can be carried out at room temperature and the reaction time was 5 hour.
研究结果如下:此界面聚合反应在有机相中进行;较优的制备条件为:PDMAEMA浓度为2%,对二氯苄浓度为1~1.5%,应加入少量的NaHCO_3来维持溶液的微碱性,室温下反应即可进行,反应时间为5小时。
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xylylene:苯二甲基
xylyl 甲苄基;二甲苯基 | xylylene 苯二甲基 | Xynetics plotter 赛乃绘图仪
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xylylene:对苯二甲素体
Xylene二甲苯 | Xylylene对苯二甲素体 | YAG laserYAG雷射
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xylylene:苯撑二甲基;苯二甲撑
xylyl 二甲苯基 | xylylene 苯撑二甲基;苯二甲撑 | xylylenediamine 苯二甲撑二胺
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xylylene:苯二甲基;茬基
p-xylyenediamine polyamide 对苯二胺聚醯胺 | xylylene 苯二甲基;茬基 | yarn count 纱数
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xylylene diamine:苯二甲撑二胺
xylylene 苯撑二甲基;苯二甲撑 | xylylene diamine 苯二甲撑二胺 | yellow 黄;黄色
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