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:
Aug. 27, 1991
Filed:
Apr. 27, 1990
Applicant:
Inventors:
Wolfgang Sundermeyer, Neckargemund, DE;
Thomas Cymniak, Mannheim, DE;
Manfred Eschwey, Dusseldorf, DE;
Assignee:
Messer Greisheim, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
556-1 ;
Abstract
Gallium-alkyl compounds are produced, in that gallium-halogen compounds are reacted with alkyl aluminum halogenides in the presence of metal halogenides as auxiliary bases. Preference is given to the use of the corresponding chlorides and to the chlorides of the metals of groups I to III of the periodical table as auxiliary bases.