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- In this paper, the preparation of hydroxy ethyl chitosan sulfate was studied. 研究了磺化羟乙基壳聚糖的制备方法。
- Abstract: A new technology to produce hydroxy ethyl ethylene diamine using ethylene oxide is introduced in this paper. Its properties and application fields are also listed. 本文介绍了一种用环氧乙烷生产羟已基乙二胺的新技术,列举了羟乙基乙二胺的性能及应用范围。
- Table 1. 4 compares the boiling points of several alkyl ether that have permanent dipoles with those of hydrocarbons, which have no permanent dipoles. 表1.;4对若干有永久偶极的烷基醚和没有永久偶极的烷烃的沸点作了比较。
- The study is the synthesis of BFO in the medium of PEG or its derivatives - polyethylene glycol alkyl ether and polyethylene glycol alkylphenyl ether. 本论文以PEG或其衍生物脂肪醇聚氧乙烯醚和烷基酚聚氧乙烯醚为介质合成BFO。
- In this paper, the viscosity changes of hydroxy ethyl cellulose sol caused by a kind of mixed salt were studied, which provided valuable basic data and an adapting equation for its practical application. 摘要研究了一种混合盐的存在使羟乙基纤维素溶胶粘度变化的情况，为其实际应用提供了有价值的基础数据和拟合公式。
- The results showed that the terminated prepolymer was prepared by introducing ethylene glycol alkyl ether as a capping agent into the reaction system of castor oil and tolylene diisocyanate (TDI). 结果表明,采用蓖麻油与甲苯二异氰酸酯(TDI)反应,加入封端剂乙二醇烷基醚类,得到封端型聚氨酯预聚体。
- hydroxy ethyl chitosan sulfonated ester 羟乙基壳聚糖硫酸酯
- polyoxyethylene alkyl ether ammonium sulfate 脂肪醇聚氧乙烯醚硫酸铵
- polyoxyalkylene glycol alkyl ether 聚氧化烯二醇烷基醚
- poly (ethylene oxide) alkyl ether 脂肪醇聚氧乙烯醚
- polyoxyethylene fatty alkyl ether sulfonate 脂肪醇聚氧乙烯醚磺酸钠
- Keywords imidazoline amphoteric surfactants N hydroxy ethyl ethylene diamine; 咪唑啉;两性表面活性剂;羟乙基乙二胺;
- Several etherification processes and catalysts for the synthesis of tertiary alkyl ethers from alcohols and iso olefins are reviewed. 对几种以异构烯烃和醇的醚化工艺作了综述。
- The structure and deinking capacity of polyoxyethylene alkyl ether 脂肪醇聚氧乙烯醚的结构与脱墨性能
- adsorption of polyoxyethylene alkyl ether surfactants 聚氧乙烯烷基醚类非离子型表面活性剂
- Polyaniline/Poly(butyl acrylate styrene hydroxy ethyl acrylate) Conductive Complex 聚苯胺/聚(丙烯酸丁酯?苯乙烯?丙烯酸羟乙酯)导电复合物
- Keywords styrene/acrylic emulsion;super microemulsion;ammoniation;hydroxy ethyl methacrylate; 苯丙乳液;超微胶乳;氨化;甲基丙烯酸羟乙酯;乳化剂;
- A whiff of ether will put you out in a few seconds. 一剂乙醚几秒钟后就会使你失去知觉。
- Keywords Microwave irradiation;Camphene;Alcohol;Isobornyl alkyl ether; 微波辐射;莰烯;丙醇;异龙脑基醚;
- hydroxy ethyl locust bean gum 羟乙基皂荚胶糊
