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:
Sep. 08, 2009
Filed:
Oct. 06, 2004
Akiko Kawashima, Sumida-ku, JP;
Toshio Yajima, Sumida-ku, JP;
Akiko Kawashima, Sumida-ku, JP;
Toshio Yajima, Sumida-ku, JP;
Lion Akzo Co., Ltd., Yokkaichi-Shi, Mie, JP;
Abstract
A production process for a carboxylic amide compound in which color tone stability after the passage of time is good and in order to provide production processes for betaine, a quaternary ammonium salt and an amine salt using the above carboxylic amide compound, a production process for carboxylic amide and derivatives thereof characterized by reacting higher fatty acid or an ester thereof represented by the following Formula (1) with diamine represented by the following Formula (2) under the presence of an organic phosphonic acid compound represented by the following Formula (3) or adding the organic phosphonic acid compound after the reaction or after removing excess diamine after the reaction:R—COOR  (1) wherein each of the R and Z groups and n are defined.
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