polyethylene glycol 400
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美
【医】聚乙【烯】二醇400（分子量约400）
双语例句
- Polyethylene glycol 400 catalysis for p-Cyanol phenol etherified reaction
聚乙二醇400催化对氰基苯酚的醚化反应研究 - STUDY ON FCC NAPHTHA DESULFURIZATION BY SOLVENT EXTRACTION WITH POLYETHYLENE GLYCOL 400 A better extractant, polyethylene glycol 400, was selected.
PEG-400萃取脱除FCC汽油中硫化物的研究选出了一种脱硫效果较好的溶剂&聚乙二醇400（PEG-400）。 - Synthesis of Polyethylene Glycol ( 400) Ester of Phosphate
聚乙二醇（400）磷酸酯的合成 - Polyethylene Glycol 400 Laurate Synthesized by Immobilized Lipase in a Solvent free System
在无溶剂系统中固定化脂肪酶合成聚乙二醇（400）月桂酸酯 - This paper researches α-naphthol and epichlorohydrin from one-step method synthesizing 3-(α-naphthoxyl)-1, 2-epoxypropane with the phase transfer catalysts polyethylene glycol 400 under the alkaline condition.
本文研究了α-萘酚与环氧氯丙烷在碱性条件下，以聚乙二醇400为相转移催化剂，用强碱作催化剂.一步法合成3-（α-萘氧基）1,2-环氧丙烷。 - Chlorhexidine-iodine complex salt solution was prepared with polyethylene glycol 400 as the solvent and ethanol as the disperser. Polyethylene glycol 400 is thermoresistant, stable, odorless and not irritative, and it can promote the solubility of the complex salt.
本品采用的溶剂聚乙二醇400耐热、性质稳定、无臭、无刺激性，对洗必太碘络盐有良好的助溶作用，且制得的溶液相对稳定。 - Transparent anatase TiO_2 gel is successfully prepared by homogeneous precipitation and then crystallization at 60~ 80 ℃, using TiOSO_4 solution as precursor, ammonia solution as precipitant and polyethylene glycol as surfactant respectively.
以TiOSO4水溶液为前驱体，NH3·H2O为沉淀剂，聚乙二醇400（PEG400）为分散剂，在60~80℃下均相沉淀与结晶，制备出透明锐钛矿相二氧化钛溶胶。 - In the presence of the phase transfer catalysts such as tetramethylammonium bromide, tetraethylammonium bromide or polyethylene glycol ( MW 400 and 6,000), lithium hydroxide is the best alkali among lithium hydroxide, sodium hydroxide and potassium hydroxide.
研究表明在溴化四甲基铵、溴化四乙基铵、聚乙二醇（分子量为6000）和聚乙二醇（分子量为400）相转移催化体系中，氢氧化锂最好，氢氧化钾次之，氢氧化钠最次。 - Polyethylene glycol 400 and 1,4-butanediol greater impacted on ink viscosity and the moisturizing effect of ethylene glycol was the best.
其中聚乙二醇400和1,4-丁二醇对墨水黏度影响较大，而乙二醇对墨水的保湿效果最好。 - Choosing glycerol, polyethylene glycol 400 and sorbitol as plasticizers to study the effect of properties on chitosan/ montmorillonite composite film.
选择甘油、聚乙二醇400和山梨醇作为增塑剂，研究其对壳聚糖/蒙脱土复合膜的性能的影响。