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. 22, 2008
Filed:
Nov. 30, 2005
Shinji Oguri, Wakayama, JP;
Toru Nishimura, Wakayama, JP;
Shinji Oguri, Wakayama, JP;
Toru Nishimura, Wakayama, JP;
Kao Corporation, Tokyo, JP;
Abstract
The invention relates to a process for producing a tertiary amine, which includes reacting an alcohol with a primary or secondary amine gas in the presence of a catalyst with an agitating vessel under the stirring conditions where the ratio (P/P) of agitating power at the time of the maximum flow rate of an introducing gas (P[W]) to agitating power at the time of no introduction of the gas (P[W]) becomes 10or more wherein Nis the gas flow number, and N=Qg/ndwhereupon Q[m/s] is the flow rate of an introducing gas, n [1/s] is the number of revolutions, and d [m] is the diameter of an agitating impeller.