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Patent Searching and Data


Title:
CHEMICAL PROCESS AND COMPOSITION
Document Type and Number:
Japanese Patent JP2001163608
Kind Code:
A
Abstract:

To provide an improved manufacturing method of hydrogen peroxide by the anthraquinone process.

In the manufacturing method of hydrogen peroxide by the anthraquinone process, which includes the alternate hydrogenation and oxidation process of anthraquinone and tetrahydro anthraquinone in a using liquid containing a mixture prepared by dissolving an alkyl substituted anthraquinone with an alkyl substituted tetrahydro anthraquinone in at least one kind of an organic solvent, 10-35 mol% of anthraquinone and tetrahydro anthraquinone is replaced by one amyl group and molar ratio of the alkyl substituted anthraquinone to the alkyl substituted tetrahydro anthraquinone is controlled to be at least 1:1. A composition useful for the using liquid in the process is provided.


Inventors:
Nystroem, Mats
Jaernvik, Christina
Thor, Hans
Saari, Seppo
Application Number:
JP2000000346518
Publication Date:
June 19, 2001
Filing Date:
November 14, 2000
Export Citation:
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Assignee:
AKZO NOBEL NV
International Classes:
C01B15/023; C07C50/16; (IPC1-7): C01B15/023
Attorney, Agent or Firm:
伊東 哲也 (外1名)