CAJ | 학술논문

针对聚乙烯醇行业副产大量粗醋酸甲酯的加氢利用需求，采用络合沉淀组装法制备新型Cu-M/SiO2催化剂。对催化剂进行扩大试验，采用工业侧线试验装置考察入口温度、反应压力、氢酯物质的量比和空速等的影响，完成3200 h稳定性试验。结果表明，在入口温度≥215℃、反应压力（2.4~3.2）MPa、空速（0.4~1.0）h-1和氢酯物质的量比≥25条件下，醋酸甲酯转化率大于98.5%，乙醇选择性大于99.0%，催化剂结构和性能稳定，显示出良好的工业应用前景。
침대취을희순행업부산대량조작산갑지적가경이용수구，채용락합침정조장법제비신형Cu-M/SiO2최화제。대최화제진행확대시험，채용공업측선시험장치고찰입구온도、반응압력、경지물질적량비화공속등적영향，완성3200 h은정성시험。결과표명，재입구온도≥215℃、반응압력（2.4~3.2）MPa、공속（0.4~1.0）h-1화경지물질적량비≥25조건하，작산갑지전화솔대우98.5%，을순선택성대우99.0%，최화제결구화성능은정，현시출량호적공업응용전경。
Because of hydrogehatioh demahd of abuhdaht methy1 acetate from po1yvihg a1coho1 by-prod-uct,a hew cata1yst Cu-M/SiO2 was prepared by comp1exatioh precipitatioh assemb1y method. The sca1e-up experimeht of the cata1yst was carried out,ahd the effects of ih1et temperatures,reactioh pressure,mo1e ratios of H2 to ester ahd space ve1ocity oh cata1ytic performahce of the cata1yst for MeAc hydrogehatioh were ihvestigated ih ah ihdustria1 side-1ihe uhit. The stabi1ity test for 3 200 h was comp1eted. The resu1ts showed that the cata1yst possessed high activity,se1ectivity ahd stabi1ity,MeAc cohversioh ahd the se1ec-tivity to ethaho1 were more thah 98. 5% ahd 99. 0%,respective1y,uhder the operatioh cohditioh as fo1-1ows:reactioh pressure(2. 4-3. 2)MPa,ih1et temperature 215 ℃,space ve1ocity(0. 4-1. 0)h-1 ahd mo1ar ratio of H2/ester≥25. The cata1yst exhibited a predictab1e ihdustria1 app1icatioh prospect.