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:
Dec. 24, 2002
Filed:
Sep. 05, 2001
Applicant:
Inventors:
John H. Clements, Round Rock, TX (US);
Howard P. Klein, Austin, TX (US);
Edward T. Marquis, Austin, TX (US);
Assignee:
Huntsman Petrochemical Corporation, Austin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 4/100 ; C07C 4/316 ;
U.S. Cl.
CPC ...
C07C 4/100 ; C07C 4/316 ;
Abstract
A method for the preparation of &ggr;-hydroxy ethers from cyclic organic carbonates and active-hydrogen-containing compounds in one form includes the steps of contacting an active-hydrogen-containing compound and a cyclic organic carbonate compound containing a six-membered ring, and a catalyst, running the reaction at a suitable temperature, and isolating the &ggr;-hydroxy ether as a mixture that can be purified or used directly as produced in the reaction.