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- ethylene diphenyl sulfone 亚乙基二苯二砜
- A new sulfone bridge syntan, named TS20 was prepared.The influences of the production rate of dihydroxyl diphenyl sulfone(DDS) and its re sulphonating on resultant product were particularly discussed. 研究了新型砜桥型合成鞣剂TS20的研制方法,特别考察了双砜S产率及二次磺化对产品性能的影响。
- At first,4.4-dihydroxy diphenyl sulfone is prepared,and then it reacts with naphthalene sulfonic acid,formaldehyde and urea in an acid agu- eous medium. It will be obtained homogeneous,water-soluble co-condensation products. 首先由苯酚合成4.;4′-二羟基二苯砜;再与萘磺酸;甲醛和脲在酸性水溶液中反应;得到均相水溶性的共缩合物。
- Keywords diphenyl sulphone;potassium diphenyl sulfone sulfonate;synthesis; 二苯砜;二苯砜磺酸钾;合成;
- ethylene diphenyl ether [化] 乙二醇二苯醚
- diphenyl sulfone 二苯砜
- diamino diphenyl sulfone 二氨基二苯砜
- Keywords dihydroxy diphenyl sulfone;sulfonation reaction;condensatiOn reaction;syn-thesis; 二羟基二苯砜;磺化反应;缩合反应;合成;
- Ethylene is a growth hormone in plants. 乙烯是植物中一种生长荷尔蒙。
- The concentration of ethylene is on the high side. 乙烯浓度偏高。
- First statement: Ethylene glycol is sweet. 第一句：甘醇是甜的。
- Na5 Ethylene Diamine Tetra (Methylene Phos... 摘要:乙二胺四甲叉膦酸五钠 EDTMP?
- A new model epoxy resin curing agent is synthesised by reactions of chlorsulfonated polyethylene(CSM) with mixture of ethylene diamine, and diamino diphenyl methane. 采用氯磺化聚乙烯（CSM）与乙二胺、二氨基二苯基甲烷的混合物反应，合成一种新型固化剂;
- Diphenyl carbonate shows a typical vinyl ester effect. 碳酸二苯酯表现典型的乙烯的酯类的效应。
- Synthesis and characterization of diglycol diphenyl sulfonate and diglycol diphenyl ether 二甘醇二苯磺酸酯与二甘醇二苯醚的合成与表征
- The univalent chemical radical CH2CH,derived from ethylene. 乙烯基从乙烯分子中得到的一价化学基
- The plant can produce up to 130 tons of ethylene each month. 这家工厂每月最高能生产一百三十吨的乙烯。
- Diphenyl carbonate shows a typical vinyl ester effect . 碳酸二苯酯表现典型的乙烯的酯类的效应。
- Diphenyl ether is used as solvent and azeotropied with water. 利用联苯醚作为溶剂,与体系的水分进行共沸回流,达到充分脱水的目的。
- Occluded spores could not be inactivated with ethylene oxide. 封闭的孢子不能被环氧乙烷灭活。
