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:
Oct. 28, 2014
Filed:
Jul. 08, 2013
Applicant:
Reliance Industries Limited, Maharashtra, IN;
Inventors:
Pavankumar Aduri, Maharashtra, IN;
Parasu Veera Uppara, Maharashtra, IN;
Assignee:
Reliance Industries Limited, Mumbai, IN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 323/04 (2006.01); C07D 493/04 (2006.01);
U.S. Cl.
CPC ...
C07D 493/04 (2013.01);
Abstract
The present invention is directed to a process for the preparation of 1,3:2,4-bis (4-methylbenzylidene) sorbitol (MDBS) and 1,3:2,4-bis (4-dimethylbenzylidene) sorbitol (DMDBS) by dehydrocondensating an aldehyde and an alditol using a hydrophobic ionic liquid as an acid catalyst. The ionic liquid used in the accordance with the process of the present invention is a phosphonium ion based ionic liquid.
Quick Actions:
Aduri, Pavankumar. (2014). Process for the preparation of alditol acetals (U.S. Patent No. 8871954). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8871954
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile