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:
May. 03, 2011
Filed:
Oct. 10, 2006
Applicants:
Byoung-whan Soh, Gyeonggi-do, KR;
Young-gyo Choi, Gyeonggi-do, KR;
Inventors:
Byoung-Whan Soh, Gyeonggi-do, KR;
Young-Gyo Choi, Gyeonggi-do, KR;
Assignee:
Hyosung Corporation, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 2/52 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a method for preparing 1,5-dimethyltetralin using a dealuminated zeolite beta catalyst. The preparation method of 1,5-dimethyltetralin according to the present invention has the effects of not only showing high conversion and high selectivity of 1,5-dimethyltetralin but also of suppressing deactivation of a zeolite beta catalyst so as to enhance the catalyst life, by using the dealuminated zeolite beta catalyst.