草酸可以作为在十二胺体系中，在强酸性条件下，实现长石与石英的浮选分离的有效调整剂。
In dodecyl amine system, oxalic acid can be as the effective modifier to float feldspar from quartz in dodecyl amine system at pH 2.
用国产NKC-29型强酸性阳离子交换树脂为催化剂，在常压液相条件下用乙醇和叔戊醇为原料合成了乙基叔戊基醚。
Ethanol and tert-amyl alcohol were employed to synthesize tert-amyl ethyl ether in the liquid phase at atmospheric pressure. The strong acid cation exchange resin, NKC-29, was used as catalyst.
但该阳离子胍胶只适合配制弱酸性压裂液，建议今后对其进一步开展在强酸条件下的交联与应用研究。
However, the cationic guar only suitable for the preparation of weak acid fracturing fluid, its cross-linking and application properties in acid conditions should be further studied in future.
研究了以强酸性阳离子交换树脂为催化剂，环己烷作带水剂，冰醋酸与异戊醇合成乙酸异戊 酯的反应条件。
By using cation exchange resin modified cerium sulfate as the catalyst, itaconate acid and methanol reacted to form dimethyl itaconate.
研究了以强酸性阳离子交换树脂为催化剂，环己烷作带水剂，冰醋酸与异戊醇合成乙酸异戊 酯的反应条件。
By using cation exchange resin modified cerium sulfate as the catalyst, itaconate acid and methanol reacted to form dimethyl itaconate.
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