您要查找的是不是:
- methylol phosphonium 羟甲基鏻
- With CFT - 500 capillary reometer, the rheologcal properties of fireproof ing copolyester with phosphonium are studied. 用CFT-500型毛细管流变仪研究磷系共聚阻燃聚酯的流变性能。
- It's intresting that after tanned with phosphonium salt the isometric point goes down firstly,then up. 但是膦盐鞣剂鞣制过后皮胶原的等电点却是先降低后升高。
- Ingredients:Rose extract,hydroxyethyl cellulose, propylene glycol, glycerol, methylol acrylamide ethylic lycine, methacrylate copolymer. 成分:玫瑰提取液,羟乙基纤维素,丙二醇,甘油,甲基丙烯酰乙基甜菜碱,甲基丙烯酸酯共聚物。
- The sterilization efficiency of two quaternary phosphonium salts,BHP 1 and BHP 2,was evaluated by Maximum Probable Number. 采用最大可能计数法对两种季?盐型缓蚀剂BHP 1及BHP 2的杀菌效果进行了评价。
- It was shown that the curing process of resoles, at first, proceeded by condensation reaction of methylol groups, and the formation of dimethylene ether linkage was predominant. 结果表明热固性酚醛树脂的固化过程,首先是羟甲基发生缩合反应,缩合反应形成醚键是主要的。
- A new type of acrylic emulsion pressure - sensitive adhesive was prepared by using hydroxypropyl aery-late and N - methylol acrylamide as cross - liking monomers. 选用丙烯酸羟丙酯和N-羟甲基丙烯酰胺作为交联单体参与丙烯酸酯共聚,研制出一种新型的丙烯酸乳液压敏胶。
- Volumetric method of quinoline phosphomlybdate and ion-exchange method are established for determining the content of tetrakis (hydroxyrnethyl) phosphonium chloride (THPC). 建立了用磷钼酸喹啉容量法和离子交换法测定四羟甲基氯化铁含量的方法。
- C. M. Starks, “Phase-transfer Catalysis. I. Heterogeneous Reaction Involving Anion Transfer by Quaternary Ammonium and Phosphonium Salts”, J. Am. Chem. Soc., 93(1), 195 (1971). 张咏钧;“氯化戊烷之相转移催化醋酸根取代以合成醋酸戊酯之研究”;国立中央大学化工硕士论文(1998).
- In the second route and third route, the insertion of benzoylation can effectively protect the active methylol radical and may advantageously be employed to facilitate the separation of cis- and trans-forms of the intermediate. “路线二”和“路线三”中用苯甲酯保护活泼羟基,并可以分离顺式和反式异构体。
- The melamine, the methylol carboxyl group nitrogen and so on a kind of supplement has not attained Ministry of Agriculture to authorize, does not allow in any feed to increase the use. 三聚氰胺、羟甲基羧基氮等一类添加物未获农业部批准,不允许在任何饲料中添加使用。
- In the process of direct fluoration, tetraphenyl phosphonium bromide, potassium fluoride and sulfolane was used as catalyst, fluorating agent, and high boiling point agent respectively. 将对二氯苯用硝硫混酸硝化获得2,5二氯硝基苯,并以氟化钾为氟化剂,在四苯基溴化膦催化下于环丁砜等高沸点溶剂中直接进行氟化,经水蒸气蒸馏和分馏提纯获得产品。
- Polymer-supported Wittig reagent (polystyryldiphenyl-n-propyl phosphonium bromide) was reacted with 11-oxo-undecanol-1-acetate in the synthesis of ostrinia nubilalis sex pheromone. 采用聚合物支持体Wittig试剂(polystyryldiphenyl-n-propyl phosphonium bromide)与11-十-醛-1-醇乙酸酯反应合成欧洲玉米螟性信息素。
- Na-montmorillonite(Na-MMT) was modified with different quaternary phosphonium salts using ion-exchange method,and the structures and property of modified montmorillonite were studied. 采用离子交换法将不同的季鏻盐交换到钠基蒙脱土的层间得到改性蒙脱土,并对改性蒙脱土的结构和性能进行了研究。
- Organic-inorganic composite antimicrobial agents can be prepared by a simple ion-exchange reactions through Na-montmorillonite exchanged with Zn2++ and tributyltetradecyl phosphonium in turn. 依次将无机抗菌离子(锌离子)和有机抗菌离子(十四烷基三丁基季鏻盐)插入到蒙脱土中制备出有机-无机复合抗菌剂,其中锌和季鏻盐的含量分别为2。
- Keywords phosphonium;synthesis;antitumor activity; 季膦盐;合成;抗癌活性;
- Tetrakis(hydroxymethyl)phosphonium sulfate(THPS) 四羟甲基硫酸膦
- tetra hydroxymethyl phosphonium chloride 四羟甲基氯化鳞
- tetrakis ( hydraxymethyl) phosphonium salts 四羟甲基季镜盐
- tetrakis ( hydroxymethyl ) phosphonium salts THP盐