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:
Nov. 25, 1986
Filed:
Jun. 03, 1985
Applicant:
Inventor:
Nabil Rizkalla, River Vale, NJ (US);
Assignee:
The Halcon SD Group, Inc., Little Ferry, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562406 ; 562497 ; 562522 ; 260413 ; 560114 ; 560233 ;
Abstract
A carboxylic acid, such as propionic acid, is prepared by carbonylation of an olefin, such as ethylene in the presence of water by the use of a molybdenum-nickel-alkali metal, tungsten-nickel alkali metal, or chromium-nickel-alkali metal co-catalyst in the presence of a halide.