1) cationic etherifying agent
阳离子醚化剂
1.
Optimization of synthetic process of aqueous cationic etherifying agent;
液体阳离子醚化剂合成工艺的优化
2.
The analytical methods of the main reaction product and vice-product were established for the preparation of cationic etherifying agent (CHPTMAC).
对阳离子醚化剂CHPTMAC的主产物和副产物建立了分析方法。
3.
Taking the epichlorohydrin and trimethylamine as the main raw material to synthesize the product cationic etherifying agent under the condition of water mutually is a kind of craft route with practical economy.
以环氧氯丙烷和三甲胺为主要原科在水相条件下合成阳离子醚化剂CHPTMAC是一种经济实用的工艺路线。
2) cationic etherification agent
阳离子醚化剂
1.
The results showed that the product with best properties was obtained with cationic etherification agent-chitosan ratio at 1 100,NaOH∶cationic etherification agent at 1.
结果表明:阳离子醚化剂与壳聚糖量比值1 100、氢氧化钠与阳离子醚化剂量比值为1。
3) cationic etherifier(CHTAC)
阳离子醚化剂(CHTAC)
4) cationic etherification
阳离子试剂醚化
1.
Paste starch cationic etherification was used to graft copolymerization with sodium acrylate—acrylamide directly, a mpHoteric starch grafted copolymer was prepared.
糊化淀粉经阳离子试剂醚化后再直接与丙烯酸钠(AA-Na)/丙烯酰胺(AM)接枝共聚,制得具有两性的淀粉接枝共聚物。
5) cationizer
阳离子化剂
6) chlorohydroxypropyltrimethylammonium chloride
季铵型阳离子淀粉醚化剂
1.
The emphasis was laid on its application in preparing paper chemicals such as polyamideamine-epichlorohydrin(PAE)and its modification product as well as chlorohydroxypropyltrimethylammonium chloride(CHPTA)which is an etherification agent used to prepare quaternary ammonium type cationic starch.
该文介绍了环氧氯丙烷国内供需现状及其在造纸工业中应用,着重阐述了环氧氯丙烷在聚酰胺多胺-环氧氯丙烷及其改性物、季铵型阳离子淀粉醚化剂的制备中的应用。
补充资料：阳离子-阳离子干扰
分子式：
CAS号：
性质：火焰原子吸收光谱分析中，伴生阳离子对待测阳离子测定中信号的增强或抑制。它属于化学干扰；信号增强属于增感效应，信号被抑制属于干扰效应。如测定镁时铝存在可抑制镁的信号；测定铝时钛存在，可增强铝的信号。前者由于生成难解离的MgO·Al2O3，减少了镁的基态原子；后者是钛的亲氧能力比铝强，钛夺取了氧化铝中的氧，生成氧化钛，铝从氧化铝中释放出来。
CAS号：
性质：火焰原子吸收光谱分析中，伴生阳离子对待测阳离子测定中信号的增强或抑制。它属于化学干扰；信号增强属于增感效应，信号被抑制属于干扰效应。如测定镁时铝存在可抑制镁的信号；测定铝时钛存在，可增强铝的信号。前者由于生成难解离的MgO·Al2O3，减少了镁的基态原子；后者是钛的亲氧能力比铝强，钛夺取了氧化铝中的氧，生成氧化钛，铝从氧化铝中释放出来。
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