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:
Apr. 04, 1984
Applicant:
Inventors:
Hubert Harth, Duesseldorf, DE;
Willi Wuest, Ratingen, DE;
Hans-Athanas Bruhn, Guenzburg, DE;
Miklos Danielisz, Hanover, DE;
Erbo Heinrich, Wennigsen, DE;
Assignee:
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
558400 ; 558442 ;
Abstract
A process for preparing monomeric 2-cyanoacrylates by reacting a dicyanoglutarate with formaldehyde in the presence of water and under acid pH conditions, then removing the water and thermolyzing the intermediate reaction product.