The reverse microemulsion system of Span 80-Tw ee n 80/liquid paraffin/acrylamide-H 2O was prepared, and the effects of n-b utanol,NaCl,Nc were studied with the conductivity method.The stability of re verse microemuls...The reverse microemulsion system of Span 80-Tw ee n 80/liquid paraffin/acrylamide-H 2O was prepared, and the effects of n-b utanol,NaCl,Nc were studied with the conductivity method.The stability of re verse microemulsion was reflected, and the information of its dynamic process wa s obtained by measuring its state changes continuously through testing its elect ronic conductivity by using electrochemistry.The results showed that the Span 80 -Tween 80/liquid paraffin/acrylamide-H 2O system was most stable when the HLB value approached 7.5, and its stability was enhanced when 5.0% (mass) NaCl or 10% (mass) Nc was added into this system.展开更多
文摘采用丙烯酰氯酯化法制备了丙烯酰化Span80,考察了时间、温度、溶剂等因素对产物碘值的影响,得出最佳反应条件为:以三乙胺为催化剂,丙烯酸、氯化亚砜、Span80、三乙胺的摩尔比为1.0∶2.1∶1.0∶1.4,反应时间3 h,反应温度50℃,溶剂为80mL甲苯/摩尔丙烯酸,此时产物碘值为94.9 g I2/100 g试样。通过扫描电镜观测、炸药性能检测,比较了丙烯酰化Span80和普通Span80对乳化炸药性能的影响,结果表明,丙烯酰化Span80具有优良的乳化性能。
文摘The reverse microemulsion system of Span 80-Tw ee n 80/liquid paraffin/acrylamide-H 2O was prepared, and the effects of n-b utanol,NaCl,Nc were studied with the conductivity method.The stability of re verse microemulsion was reflected, and the information of its dynamic process wa s obtained by measuring its state changes continuously through testing its elect ronic conductivity by using electrochemistry.The results showed that the Span 80 -Tween 80/liquid paraffin/acrylamide-H 2O system was most stable when the HLB value approached 7.5, and its stability was enhanced when 5.0% (mass) NaCl or 10% (mass) Nc was added into this system.
