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:
Jul. 13, 1999
Filed:
May. 15, 1997
Applicant:
Inventors:
Randy W Hall, Kings Mountain, NC (US);
James A Schwindeman, Lincolnton, NC (US);
Conrad W Kamienski, Gastonia, NC (US);
John F Engel, Belmont, NC (US);
Assignee:
FMC Corporation, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09X / ; C07C / ;
U.S. Cl.
CPC ...
25218212 ; 25218214 ; 564-2 ; 564462 ; 564463 ;
Abstract
A process for producing nornally liquid hydrocarbon solutions of lithium dialkylamides and lithium alkylenecycloimides, essentially free of ethers and by-product gaseous alkanes derived from C1-C4 alkyllithium compounds, comprising reacting lithium metal with a C.sub.5 to C.sub.12 secondary amine and an electron carrier compound containing at least five carbon atoms in a normally liquid hydrocarbon solvent.
Hall, Randy. (1999). Lithium dialkylamide and lithium alkylenecycloimide formulations and (U.S. Patent No. 5923044). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5923044
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile