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:
Apr. 05, 2011
Filed:
May. 11, 2007
Hans Lammers, Arnhem, NL;
Willem Koelewijn, Zwolle, NL;
Johannes Wilhelmus Franciscus Lucas Seetz, Twello, NL;
Joldert Faber, Arnhem, NL;
Hans Lammers, Arnhem, NL;
Willem Koelewijn, Zwolle, NL;
Johannes Wilhelmus Franciscus Lucas Seetz, Twello, NL;
Joldert Faber, Arnhem, NL;
Akzo Nobel N.V., Arnhem, NL;
Abstract
The present invention provides a process to prepare a halogenated carbonyl group-containing compound by electrochemically reacting the corresponding carbonyl group-containing compound with a hydrogen halide H—X, an organic halide R'—X and/or a halide salt M—Xunder substantially water-free conditions, wherein X is a chlorine, bromine or iodine atom, R′ is an alkyl or aryl group that may be linear or branched, optionally containing one or more heteroatoms such as oxygen, nitrogen, chloride, bromide, fluoride or iodide of which the halogen atom X can be electrochemically split off, Mis a quaternary ammonium, alkaline earth metal, alkali metal or metal cation, and n is an integer of 1 to 5, depending on the valency of the metal cation M.