1) quartenary ammonium salt of polysaccharide
季铵基聚糖
3) N-trimethylchitosan quaternary ammonium salt
N-三甲基壳聚糖季铵盐
1.
A new water-soluble O-carboxymethyl-N-trimethylchitosan quaternary ammonium salt(CMTMC) was synthesized from chitosan with different molecular weight and its structure was characterized by FTIR after purification.
以不同分子量的壳聚糖为原料合成了一种新型水溶性O-羧甲基-N-三甲基壳聚糖季铵盐(CMTMC),用FTIR表征了其结构,同时进行了抑菌实验。
4) quaternized carboxymethyl chitosan
羧甲基壳聚糖季铵盐
5) N,N,N-trimethyl chitosan chloride
三甲基季铵盐壳聚糖
6) quaternized chitosan
季铵化壳聚糖
1.
A positively charged composite NF membrane was prepared by casting quaternized chitosan solution onto PAN ultrafiltration membrane and using mixed anhydride as cross-linking reagent.
采用流延的方式,将季铵化壳聚糖溶液与聚丙烯腈超滤膜进行复合,以混酐作交联剂,制备了一种荷正电复合纳滤膜。
2.
A number of process parameters and affecting factors and the yields and selectivity of the product from propylene oxides and CO_2 by heterogeneous catalysis with both the insoluble ion exchange resin containing ammonium salt or amino group and quaternized chitosan as catalysts in supercriti.
另外还介绍了以含叔胺基和季铵盐基团的大孔离子交换树脂和季铵化壳聚糖为多相催化剂由环氧丙烷和二氧化碳在超临界条件下合成碳酸丙烯酯过程中各自的一些工艺试验参数、影响因素、收率和选择性等。
补充资料：半乳甘露聚糖羟丙基季铵盐
分子式：
CAS号：
性质：又称阳离子瓜耳胶。阳离子聚合物。淡黄色或黄绿色粉末。pH值(1%水溶液)8～10，对皮肤及头发有优良的调理性，有抗静电性。用作增稠剂、乳液稳定剂、香波添加剂。由氯化三甲基环氧丙基铵与瓜尔胶反应制备。
CAS号：
性质：又称阳离子瓜耳胶。阳离子聚合物。淡黄色或黄绿色粉末。pH值(1%水溶液)8～10，对皮肤及头发有优良的调理性，有抗静电性。用作增稠剂、乳液稳定剂、香波添加剂。由氯化三甲基环氧丙基铵与瓜尔胶反应制备。
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参考词条