Process for the preparation of gamma-butyrolactone
摘要
A process for vapor phase hydrogenation of maleic anhydride and/or succinic anhydride to gamma -butyrolactone, comprising contacting an alcoholic solution of a feedstock anhydride with reduced Cu-Zn-Cr-Zr catalyst under the conditions of hydrogenation.
申请公布号
US5637735(A)
申请公布日期
1997.06.10
申请号
US19950512899
申请日期
1995.08.09
申请人
CHINA PETROCHEMICAL CORPORATION;RESEARCH INSTITUTE OF PETROLEUM PROCESSING SINOPEC