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:
Apr. 11, 1995
Filed:
Jan. 04, 1993
Applicant:
Inventors:
Michael Cuscurida, Austin, TX (US);
Edward T Marquis, Austin, TX (US);
Assignee:
Huntsman Corporation, Salt Lake City, UT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07B / ;
U.S. Cl.
CPC ...
549541 ; 549542 ;
Abstract
A method for removing organic halide contaminants from alkylene carbonates is disclosed. Organic halide contaminants are removed from alkylene carbonates by contacting the contaminated alkylene carbonate with hydrotalcite.