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- The synthesis processes of polyethyleneglycol diacrylate cross-linker of the super absorbent polymer were studied. 研究了高吸水性树脂交联剂聚乙二醇双丙烯酸酯的合成工艺。
- Keywords polyethyleneglycol diacrylate;cross-linker;synthesis;polyacrylate-sodium;super absorbent-resins; 聚乙二醇双丙烯酸酯;交联剂;合成;聚丙烯酸钠;高吸水性树脂;
- Keywords high wate-rabsorbent;polyethyleneglycol diacrylate;influence of the chain length of crosslinking agent;inverse suspension polymerization; 高吸水性树脂;聚乙二醇双丙烯酸酯交联剂链长的影响;反相悬浮聚合;
- Keywords polyethyleneglycol diacrylate;polyacrylate-sodium;super-absorbent-polymer;crude oil;drag reduction;lubrication; 聚乙二醇双丙烯酸酯;聚丙烯酸钠;吸水性树脂;原油;润滑减阻;
- polyethyleneglycol diacrylate 聚乙二醇二丙烯酸酯
- Dodecylbenzene sulfonic acid was used as catalyst for the preparation of polyethylene glycol diacrylate. 用十二烷基苯磺酸作酯化催化剂,制备聚乙二醇二丙烯酸酯。
- The liquid crystal/monomer mixtures are prepared using a ferroelectric liquid crystal and a diacrylate monomer. 液晶/单体混合物由铁电液晶和双丙烯酸单体制成。
- The virus was purified by means of chloroform clarification, polyethyleneglycol precipitation and differential centrifugation. 用氯仿澄清,聚乙二醇沉淀和差速离心可部分提纯。
- Partition coefficients of BSA in polyethyleneglycol(PEG)/dextran aqueous two-phase systems were measured by Bradford G250 at room temperature. 采用考马斯亮蓝G250染色法测得室温下BSA在PEG/dextran双水相体系中的分配系数。
- Based on epoxy diacrylate and fural amine/epoxy IPN as binder, an anticorrosive paint with excellent heat and impact resistance is developed. 以环氧丙烯酸酯与呋喃胺/环氧树脂的互穿聚合物网络(IPN)为基料,制备了耐温、抗冲击性能优良的防腐蚀涂料。
- Achieves the result of experiment to improve anionic dyes' dyeability on the fabrics with triethanolamine,polyethyleneglycol during finishing. 研究结果表明,整理液中添加三乙醇胺、聚乙二醇可大大提高阴离子染料对交联棉的可染性。
- Cross-linked polyglycol diacrylate is a kind of organic polymer, which is envirmental friendly and has a high water absorbency. 交联聚乙二醇二丙烯酸酯是一种高分子聚合物材料,性质温和,吸水性强,其独特的结构和性能使其可能成为漆酶固定化的潜在载体。
- The results show that, with the addition of 0.1%polyethyleneglycol, the flow time becomes shorter and the apparent density increases. 结果表明,聚乙二醇加入0.;1%25时可以较大提高铁粉的流动性和松装密度;
- With the acrylic acid(AA) and the glycol(EG) as raw materials,Direct etherification method is usded to synthesize the ethylene glycol diacrylate(EGDA). 以丙烯酸(AA)与乙二醇(EG)为原料,采用直接酯化法合成出了二丙烯酸乙二醇酯(EGDA)。
- The methods include using Agr obacterium-mediated transformation, electroporation, gene gun bombardme nt and polyethyleneglycol (PEG)-mediated direct DNA transfer. 果树基因转化方法主要包括农杆菌介导法、电激法、基因枪法、PEG转化法等。
- A reactive microgel emulsion has been developed by polymerization unsaturated polyester and/or vinyl monomers and tetrapropylene glycol diacrylate as cross - linkable monomer. 采用三缩丙二醇二丙烯酸酯作为交联单体,与不饱和聚酯和/或乙烯系不饱和单体乳液聚合,合成了反应性微凝胶乳液。
- The results showed that the yield of adipic acid could achieve to 46% when the ultrasonic power was 50W and polyethyleneglycol was used as ultrasonic phase transfer catalyzer. 实验结果表明,用聚乙二醇作相转移催化剂,在功率为50W的超声波作用下,30%25浓度的硝酸氧化环己醇,己二酸的产率可达到46%25。
- The purpose of this study was to characterize the structure of polyethyleneglycol methacrylate and investigate their photochemical initiated polymerization. 合成了一系列新型的具有光引发聚合反应活性的单体:不同分子量的聚乙二醇的双甲基丙烯酸酯。
- Firstly, biodegradable crosslinking agent having a poly(ethylene glycol) (PEG) central block, extended with poly(D,L-lactide) and terminated with diacrylate, was prepared. 摘要先以聚乙二醇(PEG)为中心嵌段,经消旋-丙交酯(D,L-LA)开环扩链,进而用丙烯酸酯封端制备了可生物降解交联剂。
- The ethylene glycol diacrylate(EGDA) was synthesized by transesterification of methyl acrylate(MA) with ethylene glycol(EG) and the main reactive conditions were investigated. 以丙烯酸甲酯(MA)与乙二醇(EG)为原料,采用酯交换法合成出了二丙烯酸乙二醇酯(EGDA),对合成反应中的主要条件进行了实验研究。