Patents Assigned to SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHN
  • Publication number: 20100056831
    Abstract: The present invention discloses a process for the co-production of ethylene and dimethyl ether, comprising (i) providing a feedstock comprising ethanol and methanol, with a weight ratio of methanol to ethanol being in a range of from 1:10 to 10:1; (ii) feeding the feedstock into a reaction zone containing a solid catalyst to give an effluent, wherein a reaction temperature is in a range of from 200 to 480° C., a reaction pressure is in a range of from 0 to 2 MPa (gauge), and a weight hourly space velocity of the feedstock is in a range of from 0.1 to 10 h?1, and wherein the solid catalyst is selected from the group consisting of alumina catalysts and crystalline aluminosilicate catalysts; and (iii) isolating ethylene and dimethyl ether from the effluent from step (ii).
    Type: Application
    Filed: August 10, 2007
    Publication date: March 4, 2010
    Applicants: CHINA PETROLEUM & CHEMICAL CORPORATION, SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHN
    Inventors: Juntao Liu, Siqing Zhong, Lei Li, Xiaoqi Xin