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- Studied the performances of solid acid catalysts for producing anthraquineone from2-benzoybenzoic (BBA), and found that HPW catalyst was the best one of the catalysts studied. 对邻苯甲酰苯甲酸(BBA)脱水反应催化剂进行了筛选,确定出活性较好的催化剂为磷钨酸,并研究了反应条件对该催化剂性能的影响。
- This paper elucidates the present situation of research and development of solid acid catalysts for the alkylation of isobutane with butene. 综述了异丁烷与丁烯烷基化反应用固体酸催化剂的研究现状及发展趋势。
- The catalysis of resinic solid acid catalysts in catalytic distillation is studied for synthesis of methylal from methanol and formaldehyde. 考察了树脂型固体酸催化剂对甲缩醛合成反应的催化性能,并与传统的硫酸催化剂进行了比较。
- Solid acid catalyst can be substituted for sulphuric acid as esterification catalyst. 固体酸催化剂是能够代替硫酸作为酯化的催化剂。
- It point out th solid acid catalyst that we have atudied are all good catalyst for synthesis of diamyl meleat. 指出固体酸催化剂是催化合成马来酸二戊酯的良好催化剂。
- Terpineol was conveniently prepared by a new type solid acid catalyst without pollution. 研究了新型固体酸催化剂催化合成松油醇的新工艺。
- It is pointed out that the one-step process catalyzed by solid acid catalysts will become the focus of research works for terpinyl acetate synthesis. 指出了采用固体酸催化剂一步法合成乙酸松油酯应是今后研究工作的重点。
- The solid acid catalyst attracted much attention as the transesterification catalyst in recent research. 固体酸性催化剂作为酯交换的催化剂是当前的研究热点。
- A novel solid acid catalyst,H3PW12O40(HPW) supported on HZSM-5, has been prepared for use in the esterification of acrylic acid(AA) with n-butanol. 制备了负载型疏水性固体酸催化剂H3PW12O40/HZSM-5,并将该疏水性固体酸催化剂用于丙烯酸(简称AA)与正丁醇的酯化反应中。
- Vapor phase synthesis of 2,3,5-trimethyl phenol from methanol and 3,5-dimethyl-phenol over solid acid catalyst was studied in a fixed bed reactor. 制备并考察了甲醇甲基化法合成2,3,5-三甲基苯酚的固体酸催化剂,进行了甲基化反应工艺条件的优化研究。
- A new simulation method for determination of desorption activation energy over solid acid catalysts from temperature programmed desorption(TPD) results was established. 不同温度活化的催化剂TPD实验数据模拟计算结果指出,催化剂的脱附过程符合2级脱附规律;
- Soybean isoflavone glucoside can be hydrolyzed into isoflavone aglucone with methanol-water in a fixed bed filled with solid acid catalyst. 以固体酸为催化剂,在固定床中将糖苷型大豆异黄酮水解成大豆异黄酮苷元。
- The regioselective nitration of toluene and chlorobenzene with nitrates and supported nitrates on solid acid catalysts and supports in the presence of acetic anhydride is studied. 该文讨论了应用固体酸催化剂和载体,在醋酐存在下,采用硝酸盐和载体硝酸盐硝化甲苯和氯苯的选择性。 8种金属硝酸盐中,硝酸铜表现好的硝化特性。
- Free phosphoric acid acts as the active component of diatomite phosphate solid acid catalyst in propylene oligomerization and other reactions. 游离磷酸作为硅藻土磷酸盐固体酸催化剂,用于催化丙烯齐聚和其他反应。
- The result showed the niobic acid has high catalytic activity and stability when it is used as solid acid catalyst and support, and it can be used more widely. 结果表明,无论是作为固体酸催化剂还是作为载体,铌酸都表现出较高的催化活性和稳定性,具有良好的应用前景。
- The solid acid catalyst of supported heteropoly acid used for the synthesis of linear alkylbenzene from benzene and dodecene was characterized by using XRD,SEM,TEM and FT-IR. 利用XRD、SEM、TEM、FT-IR对已制备的苯和十二烯合成直链烷基苯负载杂多酸催化剂进行基本表征。
- A non - ionic surfactant, glycerin polyoxyethylene trioleate, was synthesized from oleic acid and glycerin polyoxyethylene using a home - made solid acid catalyst. 以油酸和甘油聚氧乙烯醚为原料,采用自制的固体酸类催化剂合成了非离子表面活性剂甘油聚氯乙烯醚油酸酯。
- Superacid ion exchange resin, the molecular sieve, heteropoly acid, load type such as solid acid catalyst in the esterification catalyst paid more and more 答案补充 attention. 超强酸离子交换树脂、分子筛、杂多酸、负载型固体酸催化剂等作为酯化反应中的催化剂越来越受到人们的关注。
- Etherification of butanol with ethylene oxide by a new style solide acid catalyst is investigated. 研究了丁醇和环氧乙烷在一种新型固体酸催化剂上的醚化反应。