polyethylene glycol是什么意思

用法例句

Using polyethylene glycol 600 as phase transfer catalyst, N,N-diethylaniline is synthesized by reaction of aniline with bromoethane under atmospheric pressure.

用聚乙二醇600作相转移催化剂,在常压下由苯胺和溴乙烷合成了N,N 二乙基苯胺,研究了多种反应因素对目的产物产率的影响,提出了常压催化合成目的产物的优化工艺条件是:苯胺和溴乙烷的物质的量比为1∶1 75,催化剂用量1 00g,在30mL35%的氢氧化钠溶液中,反应温度65℃,常压反应6h,产品收率75 74%。

Synthesis of anisonitrile from anisaldehyde under solvent-free conditions with microwave irradiation and phase transfer catalysis of polyethylene glycol 600;

在微波辐射及相转移催化剂聚乙二醇-600催化条件下无溶剂法制备大茴香腈的研究

Under microwave irradiation and phase transfer catalysis of polyethylene glycol 600,lemonile was prepared directly from citral/NH2OH·HCl in the presence of SiO2/Na2CO3-NaOH under solvent-free condition in one step.

以柠檬醛为原料,在微波辐射及相转移催化剂聚乙二醇-600催化作用下,由SiO2/Na2CO3-NaOH混合碱促进的无溶剂一步法直接制备柠檬腈。

Study on polyglycol 600 oleic acid ester for GC stationary liquid and it's application;

聚乙二醇600油酸酯作为气相色谱固定液的研究与应用

Synthesize on modification for polyvinyl alcohol by etherifying agent;

醚化改性聚乙烯醇的合成研究

Preparation and characterization of paraffin/polyvinyl alcohol phase change fibers for energy storage;

石蜡/聚乙烯醇相变储能纤维的制备与表征

Study on esterification modification for polyvinyl alcohol;

酯化改性聚乙烯醇的研究