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- The transalkylation of polyethylbenzene, mainly diethylbenzene and triethylbenzene, with benzene catalyzed by tungstophosphoric acid has been studied in stirred autoclave. 采用搅拌高压釜,以磷钨酸为催化剂,研究了苯与多乙苯的烷基转移反应,多乙苯主要是二乙苯和三乙苯。
- Mesoporous molecular sieve SBA-15 containing cesium substituted tungstophosphoric acid (Cs_(2.5)-TPA-SBA-15)was synthesized by sol-gel method and characterized by XRD,BET,FT-IR and TGA-DTA techniques. 用溶胶-凝胶方法合成并表征了磷钨酸铯改性的SBA-15介孔分子筛催化剂Cs_(2.;5)-TPA- SBA-15。
- Diatomite supported tungstophosphoric acid 硅藻土负载磷钨酸
- Catalytic Synthesis of Dibutyl Sebacate with Tungstophosphoric Acid 磷钨酸催化合成癸二酸二丁酯
- Synthesis of Diethyl Sebacate Using Tungstophosphoric Acid as Catalyst 磷钨酸催化合成癸二酸二乙酯的研究
- Keywords tungstophosphoric acid（HPW）;Butyl chemosept;Contact catalysis; 钨磷杂多酸;尼泊金丁酯;接触催化;
- Keywords cyclohexyl acetate;tungstophosphoric acid;catalysis;synthesis; 乙酸环己酯;磷钨酸;催化;合成;
- This law becomes operative on 12 May. 此法令自5月12日起生效。
- Synthesis and characterization of new-type charge-transfer salts based on basic dye and tungstophosphoric acid 碱性染料与磷钨酸形成的新型电荷转移盐的制备与表征
- The appeal jury is made up of 12 people. 陪审团由12人组成。
- Synthesis of Glyceryl Triacetate Catalyzed by Tungstophosphoric Acid Supported on Actived Carbon 活性炭负载磷钨酸催化合成三醋酸甘油酯
- Children under 12 will not be admitted. 十二岁以下的儿童不得入内。
- The big mirror will fetch around&12. 那块大镜子能卖12镑左右。
- Keywords resonance Reyleigh scattering;tungstophosphoric acid;diphenhydramine hydrochloride; 共振瑞利散射;钨磷酸;盐酸苯海拉明;
- We knock off at 12:30 for lunch. 我们十二点半时停下工作去吃饭。
- Keywords tungstophosphoric acid;benzene;ethylbenzene;diethylbenzene;triethylbenzene;transalkylation; 磷钨酸;苯;乙苯;二乙苯;三乙苯;烷基转移反应;
- It was 12 o'clock and he was still on the job. 已经是12点了，他还在努力工作。
- Keywords diethylene glycol diacrylate;tungstophosphoric acid / activated carbon;catalytic esterification; 二甘醇双丙烯酸酯;磷钨酸/活性炭;催化酯化;
- In ten years the city's population expanded by 12%. 十年之中,该城人口增加了百分之十二。
- The motion was passed by 12 votes to 10. 那动议以12票对10票通过。
