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:
Apr. 04, 1978
Filed:
Jul. 07, 1975
Applicant:
Inventors:
Gerhard Meyer, Obernburg, Main, DT;
Anton Toth, Obernburg, Main, DT;
Assignee:
Akzona Incorporated, Asheville, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603 / ; 2603 / ;
Abstract
A process for the production of 3-hydrazino-4-amino-5-mercapto-1,2,4-triazole wherein hydrazinium-dithiocarbazinate is heated at moderately elevated temperature, e.g. about 50.degree. C. to 85.degree. C. and under reduced pressure, e.g. about 50 to 500 mm. Hg, with at least a 3.times. molar amount of hydrazine hydrate.