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:
Mar. 31, 2015
Filed:
Jan. 30, 2012
Applicants:
Chih-hsiang Tsai, Ames, IA (US);
Hung-ting Chen, Ames, IA (US);
Marek Pruski, Ames, IA (US);
Takeshi Kobayashi, Ames, IA (US);
Show-ling Lee, Ames, IA (US);
Inventors:
Victor Shang-Yi Lin, Ames, IA (US);
Chih-Hsiang Tsai, Ames, IA (US);
Hung-Ting Chen, Ames, IA (US);
Marek Pruski, Ames, IA (US);
Takeshi Kobayashi, Ames, IA (US);
Assignee:
Iowa State University Research Foundation, Inc., Ames, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/43 (2006.01); C11C 3/00 (2006.01); B01J 31/16 (2006.01); C07C 67/08 (2006.01);
U.S. Cl.
CPC ...
C11C 3/003 (2013.01); C11C 3/00 (2013.01); B01J 31/1633 (2013.01); C07C 67/08 (2013.01);
Abstract
The present invention provides bifunctional silica mesoporous materials, including mesoporous silica nanoparticles ('MSN'), having pores modified with diarylammonium triflate and perfluoroaryl moieties, that are useful for the acid-catalyzed esterification of organic acids with organic alcohols.