1) narrow molecular mass distribution
窄分子质量分布
1.
A series of narrow molecular mass distribution polystyrene (PS) were prepared by anionic polymerization under the protection of inert gas, using n-buLi as initiator, C6H12 as solvent with simple treatment, THF as promoting agent.
以正丁基锂为引发剂,以经过处理的工业级环已烷为溶剂、四氢呋喃为促进剂,用阴离子聚合的方法,在常压和惰性气体保护条件下,制得一系列千克级窄分子质量分布的聚苯乙烯,利用IR、~1H-NMR、GPC等技术对聚苯乙烯产物进行了表征,分析了影响聚苯乙烯的分子质量及分子质量分布的因素。
2) narrow molecular weight distribution
窄分子量分布
1.
PEMA with narrow molecular weight distribution was prepared by anionic polymerization and characterized by FT-IR, 1H-NMR and GPC.
利用阴离子聚合反应制备了窄分子量分布的聚甲基丙烯酸乙酯 (PEMA) ,通过傅立叶红外光谱、核磁共振谱、凝胶渗透色谱等谱学手段对其进行了表征 ,探讨了引发剂的结构、添加剂 (LiCl、LiClO4)等对PEMA分子量的影响 ,采用差示扫描量热法测定了PEMA的玻璃化转变温
2.
The recent development status of narrow molecular weight distribution technology was discussed in view of processes and catalysts.
介绍了聚氧乙烯醚的物性及应用情况,从反应工艺和催化剂两个方面总结了窄分子量分布技术进展,并提出了有益的建议。
3) narrow molecular weight
窄相对分子质量
1.
In this thesis the focus is put on the synthesis and application of anionic polyacrylamide with narrow molecular weight for paper making.
论述了窄相对分子质量的阴离子聚丙烯酰胺(APAM)的合成、合成的影响因素及在造纸中的应用。
4) molecular weight distribution
分子质量分布
1.
Study on the influence of polymerization conditions to the molecular weight distribution of the P(AN-co-IA)
聚合条件对P(AN-co-IA)分子质量分布影响的研究
2.
The determination of molecular weight distribution of PVC by gel chromatography and its application in quality control
采用凝胶色谱法测定PVC分子质量分布及其在质量管理中的应用
3.
A study was made on the characteristics of the molecular weight distribution and the removal of the dissolved organic matter in the Chemical-Biological Flocculation Process(CBFP).
研究了化学生物絮凝工艺对溶解性有机物的去除效果及其分子质量分布的变化特征,并分别与化学强化一级工艺、初沉池和二级生物处理工艺的出水进行对比。
5) low molecular weight distribution
低分子质量分布
6) Narrow polydispersity C60-end-capped polystyrenes
以C_(60)封端的窄分子量分布聚苯乙烯
补充资料：胎圈过窄、子口窄、圈窄等
分子式：
CAS号：
性质：又称胎圈过窄、子口窄、圈窄等。轮胎工业中指两胎圈宽度不一致的现象。
CAS号：
性质：又称胎圈过窄、子口窄、圈窄等。轮胎工业中指两胎圈宽度不一致的现象。
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