1)  strong-acid cation exchange resin
强酸阳离子交换树脂
1.
Acetylsalicylic acid was synthesized from salicylic acid and acetic anhydride catalyzed by strong-acid cation exchange resin.
以水杨酸和乙酸酐为原料、强酸阳离子交换树脂为催化剂合成阿司匹林。
2)  strong acid macroporous cation exchane resin
大孔强酸阳离子交换树脂
3)  strong acid
强酸
1.
On line Measurement of the Concentration of Strong Acid by Using Ultrasonic Velocity;
用声速法在线测量强酸溶液的浓度
2.
Through several methods of mixing aramid fiber,corona treatment,coupling agent treatment and strong acid treatment,the improvement of bonding strength between PBO fiber and epoxy resin as well as interlaminar shear strength were examined.
对PBO纤维表面性能的改善进行了研究,考察了混杂芳纶纤维、电晕处理、偶联剂处理及强酸处理等多种方法对PBO纤维与环氧树脂表面粘接强度及其复合材料层间剪切性能的影响程度,比较了各种方法的改性效果及各自优缺点。
3.
The influence of the molar ratio of formaldehyde to urea on free formaldehyde content (FFC) was studied in strong acid and weak acid.
在强酸和弱酸性条件下 ,就甲醛与尿素的量比对游离甲醛含量的影响进行了试验 ,得到了强酸下低游离甲醛含量脲醛树脂胶粘剂 (UFRA)合成的最佳甲醛与尿素的量比 ;合成出了具有 3,5二氮杂 -二氢 - 1,4砒喃酮 (URON)结构、低毒的UFRA 。
4)  strong acid medium acidic synthesis
强酸工艺
5)  superacid
超强酸
1.
Study on the Catalytic Aldol Condensation by Superacid and Its Solvent Effection;
固体超强酸催化下的醛酮自身缩合及其溶剂效应的研究
2.
The structural characterization of SO_4~(2-)/ZrO_2 solid superacid catalyst;
SO_4~(2-)Z/rO_2固体超强酸催化剂的结构表征
3.
Preparation of solid superacid CH_3SO_3~-/TiO_2 and its application;
MSA~-/TiO_2超强酸的制备及其应用
6)  strongly acid and strongly alkali
强酸碱
参考词条
补充资料:强酸性苯乙烯系阳离子交换树脂
分子式:
CAS号:

性质:棕黄色至棕褐色透明球状颗粒。不溶于水、酸、碱和各种有机溶剂。对一般氧化剂和还原剂比较稳定。具有PH使用范围宽、耐温性好,膨胀率低、交换速度快以及机械强度好等特点。由苯乙烯和二乙烯苯悬浮聚合制成珠体,再经磺化制得。主要用于硬水软化、脱盐水、纯水和高纯水的制备,以及湿法冶金、制药和制糖等工业。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。