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:
Jun. 18, 1985
Filed:
May. 16, 1984
Bonnie B Sandel, Milford, CT (US);
Olin Corporation, Cheshire, CT (US);
Abstract
Disclosed are selected alkylhydrazine and hydroxyalkylhydrazine adducts of diisocyanates having the formula ##STR1## wherein R.sub.1 is selected from the group consisting of an arylene group containing from 6 to about 12 carbon atoms and a cycloalkylene group containing from about 5 to about 20 carbon atoms; and wherein R.sub.2 is selected from the group consisting of alkyl group containing from 1 to about 20 carbon atoms and hydroxyalkyl group containing from 2 to about 20 carbon atoms. These compounds have utility as antioxidants for a variety of organic compounds subject to oxidative degradation, including functional fluids such as petroleum fuels and lubricants.