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- Organic surface modifications on attapulgite were carried out with cationic surfactants (OTAC), silicone coupling reagent (KH570) and the combination of the two reagents respectively. 摘要分别利用阳离子表面活性剂(OTAC)、硅烷偶联剂(KH570)以及两者协同对凹凸棒石进行有机改性。
- silicone couple reagent 硅烷偶联剂
- Organic surface modification of nano-attapulgite with silane coupling reagent LM-N308 was studied. 利用硅烷偶联剂(LM-N308)对纳米凹凸棒石表面进行有机改性。
- Some coupling agents were used between talc and polypropylene blend,the silicone coupling agents was the best. 几种偶联剂处理填料滑石粉/聚丙烯树脂共混体系,测试了其力学性能,结果表明用硅烷偶联剂处理效果最好。
- TBTU,DIEA and HOBt as coupling reagent; And ethanedithiol-phenol-thioanisole- H2O-TFA(2.5:5:5:5:82.5,V/V) as cleav- ing solution. 苯酚-乙二硫醇-苯甲硫醚-水-三氟乙酸(2.;5:5:5:5:82
- The result of TEM showed after the treatment by ultrasonic wave and silicone coupling agent, nano-meter palygorskite powder could disperse uniformly in the complex material. TEM表明:通过超声波分散和硅烷偶联剂处理,纳米坡缕石粉体在复合材料中分散均匀。
- Squalene was successfully synthesized from farnesyl bromide with the highly efficient reductive coupling reagent tri-triphenylphosphine cobalt chloride that was freshly prepared in the laboratory. 通过自制高效偶联试剂三三苯基膦氯化亚钴和自制金合欢基溴的还原偶联反应,成功地合成了角鲨烯。
- HATU as the coupling reagent; TFA, p-methyl phenol, EDT and H2O (97:0.25:0.25:2.5) as the cleavage condition, the yield of thymopentin was 79.68% and the purity was 80.36% under 2 equiv. 反应结果胸腺五肽纯度达80.;36%25;收率达79
- The judge divorced the young couple. 法官判决这对青年夫妻离婚。
- I put down a couple of cases of claret last year. 去年我把几箱红葡萄酒放进地窖使之香醇。
- The newly married couple are really a happy pair. 那对新婚夫妇真是快乐的一对。
- They've gone down to Brighton for a couple of days. 他们已南下到布赖顿市住两天。
- I'll be back in a couple of days. 我过几天就回来。
- The couple seemed to be on cloud nine. 那对夫妇看上去极其幸福。
- The bowler let go a couple of scorchers. 投球手投出了几个快球。
- The silicon chips are less than a millimeter thick. 这些矽片厚度不足一毫米。
- He patched up a couple of old tires. 他补了几条旧车胎。
- The couple next door are always arguing. 邻居的夫妇总吵架。
- The new couple were cordially received. 这对新婚夫妻受到热诚的欢迎。
- The old couple enjoyed travelling on foot. 这对老人喜欢徒步旅行。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries