1) cation exchange resin modified by AlCl3
AlCl3改性阳离子交换树脂
1.
Anhydrous AlCl3,cation exchange resin and cation exchange resin modified by AlCl3 were investigated in condensation of glycerol and acetone.
以无水AlCl3、阳离子交换树脂和AlCl3改性阳离子交换树脂为催化剂,对丙三醇与丙酮缩合反应进行了研究,AlCl3改性阳离子交换树脂对反应的催化效果最佳。
2) cation exchange resin modified cerium sulfate
硫酸高铈改性阳离子交换树脂
1.
By using cation exchange resin modified cerium sulfate as the catalyst,itaconate acid and methanol reacted to form dimethyl itaconate.
采用自制的硫酸高铈改性阳离子交换树脂催化合成衣康酸二甲酯,考察了催化剂用量、醇酸物质的量比、反应时间、催化剂重复使用次数及带水剂等因素对收率的影响。
3) strongly acidic cation exchange resin
强酸性阳离子交换树脂
1.
Sythesis and application of chlorostyrene-DVB strongly acidic cation exchange resin;
氯代苯乙烯-二乙烯基苯强酸性阳离子交换树脂的合成与应用
2.
For this study,a series of poly( p -amino styrenes) with various amounts of supported hydrogen chloride,and a series of strongly acidic cation exchange resins with various exchange capacity were synthesized,and their catalytic property for ketalization of cyclohexanone and glycol were investigated.
通过测定固载了不同量的氯化氢的聚 (对氨基苯乙烯 )和不同交换量的强酸性阳离子交换树脂催化的环己酮与乙二醇的缩酮化反应缩酮的收率 ,研究了聚合物固体酸催化剂的疏水性对其催化缩酮化反应性能的影响 ;发现在一定范围内增加催化剂的疏水性 ,可提高缩酮化反应的收率 。
3.
Highermember alkyl acrylates were prepared by reaction of CH 2=CHCOOH with C 8~C 16 alcohol, using strongly acidic cation exchange resin as catalyst and 4methoxyphenol as polymerization inhibitor.
以大孔强酸性阳离子交换树脂为催化剂 ,对羟基苯甲醚作阻聚剂 ,合成了丙烯酸 C8~ C16 正构偶数碳醇酯。
4) strong-acid cation exchange resin
强酸性阳离子交换树脂
1.
Adsorption behavior and mechanism of lead on strong-acid cation exchange resin;
强酸性阳离子交换树脂对铅的吸附行为及机理
5) acidic cation-exchange resin
酸性阳离子交换树脂
1.
It is synthesized sulphurized oxymolybdenum dialkyldithiophosphate under catalyst of HY1 acidic cation-exchange resin,the reaction time is 6h,the amount of catalyst is 12%,and the yield rate of sulphurized oxymolybdenum dialkyldithiophosphate comes to 85%.
用HY1酸性阳离子交换树脂催化剂,合成了二烷基二硫代磷酸硫化氧钼,反应时间为6h,催化剂的质量分数为12%,二烷基二硫代磷酸硫化氧钼的收率为85%。
6) strong acid cation exchange resin
强酸性阳离子交换树脂
1.
Synthesis of ethyl caproate by a strong acid cation exchange resin catalyst;
强酸性阳离子交换树脂催化合成己酸乙酯的研究
2.
The reaction conditions for synthesis of iso-amyl acetate are studied from acetic acid and iso-amyl alcohol upon strong acid cation exchange resin as a catalyst and cyclohexane as water-carrying agent.
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。
3.
Dibutyl succinate was synthesized catalyzed by a strong acid cation exchange resin from succinic acid and n-butyl alcohol.
用强酸性阳离子交换树脂催化丁二酸和正丁醇的酯化反应 ,合成了丁二酸二丁酯。
补充资料:改性离子交换膜
分子式:
CAS号:
性质: 指离子交换膜表面用物理或化学方法加以处理使其改性,或在离子交换膜制造过程中采用特殊工艺所得到的膜。这类膜除原有的结构和性能外,还有某些特殊的性能。如全氟磺酸膜,为提高其电流效率,经化学处理将其一面改性成羧酸层,形成羧酸型离子膜,或在其一面复合一层羧酸膜。又如日本旭硝子、德山曹达等公司将离子膜进行表面涂层处理,以获得一价离子优先透过、二价离子难透过膜,从而实现了离子交换膜浓缩海水制盐的目的。主要的改性方法有复合、表面涂层、表面化学处理及分阶段制膜等。改性膜具有多价离子难透过、抗污染和抗水解等特性。
CAS号:
性质: 指离子交换膜表面用物理或化学方法加以处理使其改性,或在离子交换膜制造过程中采用特殊工艺所得到的膜。这类膜除原有的结构和性能外,还有某些特殊的性能。如全氟磺酸膜,为提高其电流效率,经化学处理将其一面改性成羧酸层,形成羧酸型离子膜,或在其一面复合一层羧酸膜。又如日本旭硝子、德山曹达等公司将离子膜进行表面涂层处理,以获得一价离子优先透过、二价离子难透过膜,从而实现了离子交换膜浓缩海水制盐的目的。主要的改性方法有复合、表面涂层、表面化学处理及分阶段制膜等。改性膜具有多价离子难透过、抗污染和抗水解等特性。
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