dioxane

The action principle of dioxane in CA low pressure RO membrane

二氧六环在CA低压反渗透膜中的作用机理

Poisonous dioxane is liable to form over traditional acid catalysts ;

使用传统的酸性催化剂，反应容易形成有毒物质二烷。

Synthesis of 1,4 Dioxane with Self Made Heat Resistant Cation Exchange Resin as Catalyst

耐高温树脂固定床催化合成1,4-二氧六环

While B is a positive cooperative enzyme in , alcohol and dioxane .

在有机溶剂（如：乙醇、二氧六环）中，酸性酶为正协同的别构酶，碱性酶则仍为正协同的别构酶。

Acetone and dioxane had active effects on the enzyme .

丙酮对酶有激活作用。

Investigation on ASP-Type Solid Acidic Catalysts Used for Synthesis of Dioxane

用于1,4-二氧六环合成的ASP型固体酸催化剂

The cosmetics were extracted with water and dioxane was dissolved completely .

样品用适量的水提取，将二恶烷完全溶解。

The experiments showed that the Mannich reaction in dioxane aqueous solution could improve the reaction efficiency obviously .

结果表明，Mannich反应在二氧六环水溶液均相介质中进行，可明显提高反应效率；

Studies on viscosity properties of dioxane - lignin sol

二氧六环-木素溶胶粘度特性的研究

A temperature-induced morphological transition was observed in the dioxane / ethanol system .

研究发现，在二氧六环/乙醇体系中囊泡存在温致形貌转变现象。

Study on Synthesis of Dioxane from Catalytic Cyclization of Diethylene Glycol

一缩二乙二醇催化脱水制取1,4-二氧六环的研究

Synthesis of an optically active triblock copolymer and its self assembly behavior in dioxane / water

光学活性三嵌段刚柔共聚物的合成和在二氧六环/水中的自组装

The Study on the Formation of Copper ( II ) Complexes of Amino Acids in 40 % Dioxane Water Medium

40%二氧六环-水溶液中氨基酸铜配合物的形成研究

Studies on the pervaporation separation of dioxane / water mixture by the sulfonated polyethylene ion-exchange membrane

磺化聚乙烯离子交换膜渗透汽化分离二氧六环／水混合物研究

Dioxane has been frequently detected in river water , especially in ground water polluted by volatile halogenated hydrocarbons .

1,4-二恶烷经常会在河水、特别是地下水中被检测到，这主要是由于挥发性的卤代碳氢化合物造成的污染。

Mechanism of anionic polymerization of isoprene in cyclohexane - dioxane

异戊二烯在环己烷-二氧六环中的负离子聚合机理

The study of flame retardants on thermal degradation and charring process of dioxane lignin in the condensed phase

阻燃剂对二氧杂环己烷木质素的热降解行为和成炭过程的研究

Their quantum yields were about 0.4 in dioxane .

在二氧六环中它们的量子产率为0.4左右。

Extraction in dioxane indicated that the hydroxymethyl lignin took part in the solidification reaction of novolac .

二氧六环抽提结果表明，羟甲基化木质素参与了固化交联反应。

Determination of Dioxane in Alkyl Alcohol Polyoxyethylene Ether

烷基醇聚氧乙烯醚中二恶烷的测定

The synthesis of 1,4 dioxane from diethylene glycol using p toluene sulphonic acid as a catalyst was discussed .

利用二甘醇为原料，以对甲苯磺酸为催化剂合成了1,4-二氧六环。

The mechanism of anionic polymerization of isoprene with cyclohexane and dioxane as solvent was studied and improved by experiment .

推导了异戊二烯在环已烷-二氧六环混合溶剂中的负离子聚合机理，并通过实验进行了验证。

Ir-SP CTRA of dioxane lignins of seven important species in our country

我国七种重要材种的二氧六环木素的红外光谱

The reaction conditions such as dosages of catalyst , 1,4 dioxane and water , solvent type , reaction temperature and time , adding method were also studied .

同时还研究了催化剂用量、1,4二氧六环的用量、溶剂种类、反应温度、反应时间、水量及加水方式等对该反应的影响。

Saparation of Phosphatidylcholine by the Al_2O_3 Column Chromatography Synthesis Sodium Cyclamate by using Sulfur Trioxide Dioxane

三氧化二铝柱层析法分离大豆磷脂中磷脂酰胆碱的研究用三氧化硫·二氧六环作磺化剂合成甜味素

The copolymers prepared by solution polymerization in THF or dioxane were better supporter for the synthesis of highly active supported catalyst .

在溶剂THF或二氧六环的存在下制得的苯乙烯-丙烯酸共聚物最适宜于合成高活性的载体钕络合物。

The adsorption of BDMN and solvent ( dioxane ) on the dropping mercury electrode has also been studied .

此外，对BDMN及二氧六环在汞电极上的吸附现象也进行了研究。

Dioxane complexes of quadrivalent cerium chlorides and their ammonium salts

五氯化二氧六环合铈（Ⅳ）及其铵盐配合物的合成

The fed-batch fermentation and regulation of guanosine were studied and the flow mode and concentration of Sodium Glutamate and Dioxane were established .

通过对鸟苷补料发酵和调控的研究，确立了谷氨酸钠和二恶烷的最佳流加方式和浓度。

The Effect of the Physicochemical Properties of GDX Resin and Dioxane on the Performance of Adsorption and Elution for Trace Phenols from Water

GDX树脂和二氧六环的理化性质对水中酚类污染物富集洗脱性能的影响