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:
Feb. 09, 1999
Filed:
Jul. 31, 1997
Applicant:
Inventors:
Mareki Miura, Yokkaichi, JP;
Yoshinobu Ohnuma, Yokkaichi, JP;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
544222 ; 544207 ;
Abstract
A process for preparing an adduct of imidazole-isocyanuric acid which comprises an addition reaction in which a homogeneous aqueous solution of an imidazole compound represented by general formula (I) described below; ##STR1## wherein R.sub.1 represents a hydrogen atom, .beta.-cyanoethyl group, benzyl group, or .beta.-{3,5-diamino-S-triazinyl-(1)}-ethyl group, R.sub.2 represents an alkyl group having a carbon number of 1 to 20 or a phenyl group, R.sub.3 represents a hydrogen atom or a methyl group is added to a homogeneous aqueous solution of isocyanuric acid which is heated to at least 70.degree. C.