C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/618.7
C07C 39/08 (2006.01)
Patent
CA 1115733
ABSTRACT OF THE DISCLOSURE In a method for recovering resorcinol by thermally cracking high- boiling by-products formed by the acid-cleavage of m-diisopropylbenzene di- hydroperoxide in the presence of at least one ammonium compound selected from the group consisting of ammonium sulfate and ammonium bisulfate at a temperature of about 170°C to about 350°C under reduced pressure, the im- provement wherein said thermal cracking is carried out at a pressure of less than 50 mmHg gauge in the absence of any inert gas supplied.
342657
Isibasi Masayasu
Nakagawa Hiroaki
Nambu Hirohiko
Ltd. Mitsui Petrochemical Industries
Smart & Biggar
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