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. 11, 2006
Filed:
Dec. 23, 2003
Alan J. Abramson, Mobile, AL (US);
Anantha Desikan, Ossining, NY (US);
Shuguang Zhang, New Rochelle, NY (US);
Zongchao Zhang, Norwood, NJ (US);
James Liang, White Plains, NY (US);
Alan J. Abramson, Mobile, AL (US);
Anantha Desikan, Ossining, NY (US);
Shuguang Zhang, New Rochelle, NY (US);
Zongchao Zhang, Norwood, NJ (US);
James Liang, White Plains, NY (US);
Supresta U.S. LLC, Ardsley Park, NY (US);
Abstract
A process for the alkylation of triphenylphosphate by reaction of triphenylphosphate with an olefin in the presence of an effective amount of a solid acid catalyst selected from the group consisting of at least one zeolite, heteropolyacid or salt thereof, metal triflate, non-aryl group-containing metal sulfonic acid, metal halide Lewis acid, or compatible mixture of any such catalyst.