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- Polyoxyethylene polyoxypropylene ether carboxylate of fatty alcohol is prepared with polyoxyethylene polyoxypropylene fatty alcohol as raw material by the method of carboxy methylation. 摘要以脂肪醇聚氧乙烯聚氧丙烯醚为原料,研究了反应温度、反应时间、物料配比对羧甲基化反应的影响。
- nonylphenol polyoxypropylene ether sulfate (NPPS) 壬基酚聚氧丙烯醚硫酸盐(NPPS)
- polyoxyethylene polyoxypropylene ether 聚氧乙烯-聚氧丙烯醚
- Preparation and Interfacial Tension of Polyoxyethylene Polyoxypropylene Ether Carboxylate of Fatty Alcohol 脂肪醇聚氧乙烯聚氧丙烯醚羧酸盐的合成与界面张力
- Keywords Cloud point;Dodecyl polyoxyethylene polyoxypropylene ether;Nonionic surfactant;Polymer;Poly(ethylene glycols);Polyvinylpyrrolidone; 十二烷基聚氧乙烯聚氧丙烯醚;浊点;聚合物;聚乙二醇;聚乙烯吡咯烷酮;
- A whiff of ether will put you out in a few seconds. 一剂乙醚几秒钟后就会使你失去知觉。
- polyoxypropylene ether 聚氧丙烯醚
- Today's news goes into the ether and is soon forgotten. 今天的新闻广播听後不久即置於脑後了。
- It was once believed that light waves traveled through the ether. 人们曾经相信光波在以太中穿过。
- Ether was used formerly to put a patient to sleep before an operation. 从前人们在手术前用乙醚来使病人昏睡。
- The hospital smelled of formaldehyde and ether. 医院里充满甲醛和乙醚的味道。
- He went off at the first whiff of ether. 他一吸入醚就失去知觉。
- He lost consciousness at the first whiff of ether. 他一嗅到乙醚便失去了知觉。
- A whiff of ether win put you out ha a few seconds. 吸一口乙醚会使你在几秒钟内昏迷过去。
- A cotton wad that was impregnated with ether. 浸透了醚的棉花团
- Alcohol sophisticated with ether. 掺有乙醚的酒精
- To convert(an alcohol) into an ether. 醚化使(一种醇)转化为醚
- Her words disappeared into the ether. 她的话消失在九霄云外。
- A whiffof ether will put you out in a few seconds. 一剂乙醚几秒钟后就会使你失去知觉。
- Down buttons to select ether preview or AE lock. 按压向上向下按钮,以选择预对焦或AE锁定。