The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 25, 1995
Filed:
Feb. 08, 1994
Applicant:
Inventors:
Assignee:
Kemira Oy, Espoo, FI;
Primary Examiner:
Int. Cl.
CPC ...
C01B / ; C07C / ;
U.S. Cl.
CPC ...
502303 ; 423584 ; 423588 ; 502463 ; 502313 ; 502326 ; 502304 ; 502308 ; 502309 ; 502314 ; 502315 ; 502316 ; 568771 ; 568772 ;
Abstract
The invention relates to a hydrogenation catalyst for use in the preparation of hydrogen peroxide and to a method for the preparation of the catalyst. The hydrogenation catalyst contains in the main platinum group metal, of which more than 50 wt % is palladium. According to the invention, at least one additional metal is added to the platinum group metal.