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:
Aug. 07, 2001
Filed:
Oct. 04, 1999
Applicant:
Inventors:
Jiang-Jen Lin, Taichung, TW;
I-Fun Su, Taichung, TW;
Kun-Hai Lin, Chiayi, TW;
Yung-Sheng Ho, Chiayi, TW;
Che-Nan Lee, Chiayi, TW;
Wen-Jei Shiu, Chiayi, TW;
Wei-Shiun Ku, Chiayi, TW;
Assignee:
Chinese Petroleum Corporation, Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10L 1/18 ; C10L 1/22 ;
U.S. Cl.
CPC ...
C10L 1/18 ; C10L 1/22 ;
Abstract
A new class of useful gasoline additives is prepared via two consecutive reactions including: (1) amidation of water-soluble hydrophilic, low molecular weight triamine with alkyl acetate at an elevated temperature under N,pressure to prepare a symmetrical triamide; and (2) alkoxylation of the triamides with 1,2-epoxyalkane to prepare poly(oxyalkylene)triamide alkoxylate of three telechelic hydroxy groups, having the general formula: