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:
Mar. 30, 1993
Filed:
Jul. 19, 1991
Applicant:
Inventors:
Assignee:
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf-Holthausen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568619 ; 568673 ; 568675 ; 568690 ;
Abstract
Alkadienyl ethers are prepared by the telomerization of conjugated dienes with polyols by continuous addition of the alkadiene to a reaction mixtue comprised of the polyol, secondary alcohol solvent, a portion of the alkadiene to be added, and low palladium catalyst concentration.