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. 26, 1998
Filed:
May. 25, 1995
Jacob I Emert, Brooklyn, NY (US);
Joseph V Cusumano, Watchung, NJ (US);
David C. Dankworth, Whitehouse Station, NJ (US);
William D Diana, Belle Mead, NJ (US);
William B Eckstrom, Fanwood, NJ (US);
Keith R Gorda, Little York, NJ (US);
Antonio Gutierrez, Mercerville, NJ (US);
Jon E Stanat, Westfield, NJ (US);
Warren A Thaler, Flemington, NJ (US);
Stephen Zushma, Clinton, NJ (US);
Exxon Chemical Patents Inc, Linden, NJ (US);
Abstract
A Koch functionalized product, which is the reaction product of at least one hydrocarbon with carbon monoxide and a nucleophilic trapping agent, is derivatized with a heavy polyamine and a second amine. The hydrocarbon is a hydrocarbon compound or a hydrocarbon polymer. A heavy polyamine is a mixture of polyamines containing small amounts of lower polyamine oligomers such as tetraethylene pentamine and pentaethylenehexamine and containing primarily oligomers with more than 6 nitrogens and more extensive branching. Rubber seals embrittlement is reduced or minimized.