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- domestic etherifying agent 国产醚化剂
- The material for organic synthesis, mainly used for synthesize positive ion etherifying agent. 用途Usage:有机合成原料,主要用于合成阳离子醚化剂。
- Natural cationic flocculant RHNF was synthesized taking rice husk as a principal part,cationic etherifying agent as a modifier. 以稻壳为母体,以阳离子醚化剂为改性剂,合成天然阳离子型絮凝剂RHNF。
- The analytical methods of the main reaction product and vice-product were established for the preparation of cationic etherifying agent (CHPTMAC). 对阳离子醚化剂CHPTMAC的主产物和副产物建立了分析方法。
- Hydroxyethyl carboxymethyl cellulose(HECMC) was synthesized by using chloroethanol as etherifying agent instead of oxirane and chloroacetic acid without isolating intermediate. 探讨了用氯乙醇代替环氧乙烷和一氯醋酸作醚化剂,不用分离中间产物合成HECMC。
- The quality of cationic starch depends upon the reacting conditions such as the amounts of etherifying agent and sodium hydroxide, time, temperature, concentration. 自制阳离子淀粉的质量取决于醚化剂,氢氧化钠用量,醚化温度、浓度和时间等。
- The carboxymethylinulin(CMI)was prepared via reaction of inulin with sodium chloroacetate as etherification agent in presence of alkali using microwave method. 在碱的存在下,以氯乙酸钠为醚化试剂,微波法制备了羧甲基菊粉。
- The cat is a domestic animal in many countries. 猫在许多国家都是家养动物。
- She felt fenced in by domestic routine. 她觉得自己完全被家务事束缚住了。
- Domestic troubles drove him to drink. 家愁使他染上饮酒的习惯。
- A cow or other domestic bovine animal. 家牛牛或其它家养的属于牛属的那种动物
- I booked my holiday through my local travel agent. 我是由本地的旅游代理人预先安排的度假事宜。
- He has had many domestic troubles. 他有许多家庭纠纷。
- The organization helps victims of domestic tyranny. 这个组织帮助那些家庭暴虐的受害者。
- The tour is arranged by our local travel agent. 这个旅游团是由我们的本地旅游代理商组织安排的。
- The store deals in objects of domestic utility. 那家商店出售家庭用品。
- She likes keeping domestic birds. 她喜欢饲养家禽。
- For further information, contact your local agent. 要进一步了解情况,请与本地代理商联系。
- Keywords petroleum ether;dispersant;etherifying agent;corn starch;low degree of substitution cationic starch; 关键词石油醚;分散剂;醚化剂;玉米淀粉;低取代度阳离子淀粉;
- FBI is on the look out for the agent these days. 这些天联邦调查局正在注意那个特工。