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:
Aug. 03, 2004
Filed:
Oct. 17, 2003
Applicant:
Inventors:
Xiangmin Li, West Chester, PA (US);
Lawrence M. Candela, Havertown, PA (US);
Yuan-Zhang Han, West Chester, PA (US);
Andrew P. Kahn, Eagleville, PA (US);
Assignee:
ARCO Chemical Technology, L.P., Greenville, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 2/734 ; C07C 2/976 ; C07C 2/726 ; C07C 2/974 ; C07C 2/988 ;
U.S. Cl.
CPC ...
C07C 2/734 ; C07C 2/976 ; C07C 2/726 ; C07C 2/974 ; C07C 2/988 ;
Abstract
The invention is a method to purify tertiary butyl alcohol by contact with at least two solid adsorbents comprising aluminum oxide and a large pore zeolite such as zeolite X. The purification method successfully improves product quality and reduces the amount of impurities in the tertiary butyl alcohol.
Li, Xiangmin. (2004). Purification of tertiary butyl alcohol (U.S. Patent No. 6770790). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6770790
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile