1) quaternized modification
季铵化改性
1.
After amine methylation, polyacrylamide (PAM) was subjected to quaternized modification, with ethyl bromide as quaternizing agent.
聚丙烯酰胺(PAM)通过胺甲基化反应后,以溴乙烷为季铵化试剂进行季铵化改性,对不同染料吸附能力的进行测试,以此评价季铵化树脂的改性程度。
2) modified urea-formaldehyde resin quaternary ammonium salt
改性脲醛树脂季铵盐
1.
Synthesis of modified urea-formaldehyde resin quaternary ammonium salt and its flocculation chemical property;
改性脲醛树脂季铵盐的合成及其絮凝化学性质研究
3) re-modification by alkyl quaternary ammonium salt
烷基季铵盐二次改性
4) quaternization
[,kwɔtənai'zeiʃən]
季铵化
1.
A Novel Method for Quaternization of Amino Acid/Peptide and Its Product Detection Using Electrospray Ionization Mass Spectrometry;
产物可用电喷雾质谱检测的氨基酸/肽季铵化新方法
2.
The solvent effect on quaternization of γ-chloropropyl trimethoxy siloxane and octadecyldimethylamine was studied.
研究了不同类型的溶剂对γ-氯丙基三甲氧基硅烷与十八烷基二甲基叔胺季铵化反应的影响。
3.
The effect of inorganic iodide and solvents on the rate of the quaternization of 3-chloropropyl trimethoxy siloxane and octadecyldimethylamine was investigated.
探讨了γ-氯丙基三甲氧基硅烷与十八烷基二甲基叔胺季铵化反应中,无机碘化物与溶剂对反应速率的影响。
5) quaterisation
[,kwɔtərai'zeiʃən]
季铵化
1.
Quaternary polyethyleneimine(QPEI) was prepared by tertiary amination and quaterisation amination.
以环氧丙烷为叔胺化试剂,氯化苄为季铵化试剂通过聚乙烯亚胺(PEI)的叔胺化与季铵化反应制备了季铵化的聚乙烯亚胺(QPEI),其结构经IR表征。
2.
Dimethyldiallylammonium chloride was synthesized from dimethylamine by quaterisation with allylchloride, and then copolymerized with acrylic acid and acrylamide to form a widely used cationic copolymer.
以氯丙烯为原料 ,季铵化一步法合成二甲基二烯丙基氯化铵后 ,再与丙烯酸、丙烯酰胺共聚 ,制得一种用途广泛的阳离子型聚季铵盐 。
3.
This paper sets forth a method in which as raw materials styrene-divinglbenzene synthesizes -4HCrO quaternary ammonium salt oxidizing agent as a result of chloromethylation, quaterisation and chromadizing; and also makes investigation into the fact that chlorine content of chloromethylation resin and the exchange capacity of chromadizing resin vary with time.
介绍了以聚苯乙烯-二乙烯苯为原料,经氯甲基化、季铵化、铬酸化合成铬酸氢根季铵盐氧化试剂的方法。
6) quaternarization
季铵化
1.
The quaternarizationreaction was studied with respect to the drgree of substitution of quaternary ammonium(DSQ) of canonized CMC and the reaction efficiency of quaternarization variables studied included the c.
以羧甲基纤维素（CMC）为原料、3－氯－2－羟两基三甲基氯化铵（CHPAC）为季铵化剂，合成了一系列水溶性两性纤维素衍生物。
补充资料：苄基三丁基溴化铵 苄基三正丁基溴化铵
CAS：25316-59-0
分子式：C19H34BrN
分子质量：356.39
熔点：176-171℃
中文名称：苄基三丁基溴化铵 苄基三正丁基溴化铵
英文名称：Benzyl tributyl ammonium bromide benzyltributylammonium bromide
分子式：C19H34BrN
分子质量：356.39
熔点：176-171℃
中文名称：苄基三丁基溴化铵 苄基三正丁基溴化铵
英文名称：Benzyl tributyl ammonium bromide benzyltributylammonium bromide
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