Title:
PREPARATION OF ALKYLTETRAHYDROANTHRAHYDROQUINONE-CONTAINING SOLUTION, PREPARATION OF ALKYLTETRAHYDROANTRAHYDROQUINONE OR ALKYLTETRAHYDROANTHRAQUINONE, AND PREPARATION OF HYDROGEN PEROXIDE
Document Type and Number:
Japanese Patent JPH04224538
Kind Code:
A
Abstract:
PURPOSE: To provide the preparation process of an alkyltetrahydroanthrahydroquinone-containing solution, that of alkyltetrahydroanthrahydroquinone or alkyltetrahydroantraquinone and that of hydrogen peroxide.
CONSTITUTION: Alkylanthraquinone is hydrogenated to be converted into its tetrahydro derivative, and the precipitated alkyltetrahydroantraquinone- containing solution is used as a working solution for preparing hydrogen peroxide.
Inventors:
SIMON DIETOLF DIPL CHEM DR (DE)
WOOST OTMAR DIPL CHEM DR (DE)
WOOST OTMAR DIPL CHEM DR (DE)
Application Number:
JP7900791A
Publication Date:
August 13, 1992
Filing Date:
April 11, 1991
Export Citation:
Assignee:
PEROXID CHEMIE GMBH (DE)
International Classes:
B01J25/02; C01B15/01; C01B15/023; C07B61/00; C07C37/00; C07C37/055; C07C39/12; C07C39/17; C07C46/08; B01J23/42; C07C50/16; C07C50/18; (IPC1-7): B01J23/42; B01J25/02; C01B15/01; C07B61/00; C07C37/055; C07C39/12; C07C46/08; C07C50/16
Attorney, Agent or Firm:
Toshio Yano (2 outside)