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:
May. 06, 1986
Filed:
Jul. 06, 1984
Applicant:
Inventors:
Hans-Josef Buysch, Krefeld, DE;
Reinhold Klipper, Cologne, DE;
Peter M Lange, Leverkusen, DE;
Peter Mues, Krefeld, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548317 ; 548320 ; 548322 ;
Abstract
Substituted ethyleneureas are prepared by reacting appropriate .beta.-hydroxyethylureas with alkyl carbonates in the presence of catalysts at an elevated temperature. Substituted ethyleneureas are used, inter alia, as polymerization and copolymerization components for the preparation of plastics, coatings, surface finishes and ion exchangers.