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. 24, 1976
Filed:
Sep. 09, 1974
Applicant:
Inventor:
James O Waldbillig, Wappingers Falls, NY (US);
Assignee:
Texaco Inc., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603 / ;
Abstract
Thiadiazole derivatives characterized by the formula: ##EQU1## where R is hydrocarbyl of from 1 to 30 carbons and R' is hydrogen or hydrocarbyl of from 1 to 30 carbons prepared by the method of contacting a 2-amino-5-mercapto-1,3,4-thiadiazole characterized by the formula: ##EQU2## sequentially with an alkali metal hydroxide and a hydrocarbyl sulfenyl bromide characterized by the formula R-S-Br where R and R' are as heretofore defined. Hydrocarbon oil compositions comprising a hydrocarbon oil of lubricating viscosity containing between about 0.01 and 50 wt. % of said amino hydrocarbyldithio thiadiazole.