1) chain transfer monomer
链转移单体
2) chain transfer to monomer
向单体的链转移
1.
The method determines the initiator efficiency and the constant of chain transfer to monomer is suggested for the first time.
基于本研究第一部分中提出的三段聚合模型 ,进一步导得聚合物数均相对分子质量的表达式 ,并首次提出了一种确定聚合各阶段引发剂效率和向单体的链转移常数的方法。
3) single vertebral metastases
单椎体转移瘤
1.
Application of CT and MRI for single vertebral metastases;
CT和MRI在单椎体转移瘤中的应用
4) chain transfer
链转移
1.
Advance in the aspects of modifying sequence structures and microstructures of polymers, initiating chain transfer reactions, functionalizing polymers using potassium alkoxides and phenoxides as promoter in the application of anionic polymerization were summarized with 42 references.
介绍了醇钾和酚钾作为助引发剂的负离子聚合机理,综述了醇钾和酚钾作为助引发剂在负离子聚合中的应用研究进展,醇钾和酚钾主要调节了聚合物的序列结构和微观结构,引发了链转移反应,对聚合物可实现功能化。
2.
Based on the mechanism of chain transfer to hydrogen,effect of electron donor on the role of hydrogen as a controlling agent of relative molecular mass,the effect on stereoregularity of polypropylene,and effect of activation were reviewed.
在氢气链转移机制的基础上,综述了给电子体对氢气调节聚丙烯相对分子质量作用的影响,以及氢气对聚丙烯规整性的提高和对催化剂活性的强化等方面的作用,并介绍了氢气在聚合体系中与各组分的物理作用,为建立氢气影响的定量关系及对过程建立模型提供参考。
3.
Experimental results indicated that the sequence of chain transfer constants in solvents was arranged as carbon tetrachloride > chloroform > methylbenzene > tetrachloroethane in the polymerization of octodecyl acrylate.
实验结果表明 ,在丙烯酸十八酯的溶液聚合过程中 ,4种溶剂的链转移常数的顺序为 :四氯化碳 >三氯甲烷 >甲苯 >四氯乙烷。
5) chain transfer agent
链转移剂
1.
Influence of chain transfer agent and polar monomer on properties of acrylic acid copolymerized emulsion pressure-sensitive adhesive;
链转移剂与极性单体对丙烯酸酯乳液压敏胶性能的影响
2.
Influence of Chain Transfer Agent Content on Properties of ABS Resins;
链转移剂用量对ABS树脂性能的影响
3.
In the polymerization,radicals initiated from AIBN firstly reacted in situ with iodine to produce α-iodoisobutyronitrile(CH3)2(CN)CI,which then acted as chain transfer agent in the polymerization.
以偶氮二异丁腈为引发剂,在醋酸乙烯酯(VAc)的普通自由基聚合反应体系中加入少量碘,原位生成了碘化物α-碘代异丁腈,该碘化物在聚合过程中起可逆的链转移剂的作用,合成了含碘端基的聚醋酸乙烯酯(PVAc-I);考察了反应温度、原料配比对聚合反应的影响。
6) chain-transfer agent
链转移剂
1.
low-molecular weight sodium polyacrylate was synthesized by aqueous solution polymerization using K_ 2S_ 2O_ 8-NaHSO_ 3 as redox initiator and NaHSO_ 3 as chain-transfer agent.
采用水溶液聚合法,以K2S2O8-NaHSO3氧化还原体系为引发剂、NaHSO3为链转移剂,合成了低分子量聚丙烯酸钠。
2.
The influence of proportion of soft-hard monomers,the contents of emulsifier,chain-transfer agent and initiator on the emulsion performance were studied.
研究了软硬单体配比、乳化剂、链转移剂和引发剂用量对乳液性能的影响。
3.
Comparing the efficiencys of controlling PDMDAAC\'s molecular weight by sodium formate and methanol as chain-transfer agents, the chain-transfer efficiency of sodium formate are more better than the which of methanol distinctly.
以工业级DMDAAC为反应单体,甲酸钠和甲醇为链转移剂,在APS-SHS氧化还原引发体系中采用水溶液聚合方法。
补充资料:正常人白细胞转移因子 , 白细胞转移因子,转移因子
药物名称:转移因子
英文名:Transfer Factor
别名: 正常人白细胞转移因子 , 白细胞转移因子,转移因子
外文名:Transfer Factor ,TF
适应症: 为细胞免疫反应增强剂,能将细胞免疫活性转移给受体,以提高受体的免疫功能。
临床上用于治疗某些抗生素难以控制的病毒性或酶菌性细胞内感染(如带状皰疹、流行性乙型脑炎、白色念珠菌感染等)。对恶性肿瘤可作为辅助治疗剂,对自体免疫性疾病也有一定治疗作用。
用量用法:
一般采用皮下注射,注于上臂内侧或大腿内侧腹股沟下端,1次注射1支,每周1~2次,1个月后改为每2周1次。对带状疱疹,一般只需注射1次。
规格: 注射液:每支2ml,相当于1×1000000000白细胞提取物(上海产),北京产则相当于5~10×1000000000.
注:严禁静脉给药.
类别:免疫调节剂
英文名:Transfer Factor
别名: 正常人白细胞转移因子 , 白细胞转移因子,转移因子
外文名:Transfer Factor ,TF
适应症: 为细胞免疫反应增强剂,能将细胞免疫活性转移给受体,以提高受体的免疫功能。
临床上用于治疗某些抗生素难以控制的病毒性或酶菌性细胞内感染(如带状皰疹、流行性乙型脑炎、白色念珠菌感染等)。对恶性肿瘤可作为辅助治疗剂,对自体免疫性疾病也有一定治疗作用。
用量用法:
一般采用皮下注射,注于上臂内侧或大腿内侧腹股沟下端,1次注射1支,每周1~2次,1个月后改为每2周1次。对带状疱疹,一般只需注射1次。
规格: 注射液:每支2ml,相当于1×1000000000白细胞提取物(上海产),北京产则相当于5~10×1000000000.
注:严禁静脉给药.
类别:免疫调节剂
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条