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. 12, 1995
Filed:
Apr. 05, 1994
Applicant:
Inventors:
Kanji Nakagawa, Ichihara, JP;
Hiroshi Shimazaki, Ichihara, JP;
Makoto Matsuo, Ichihara, JP;
Koji Miyauchi, Ichihara, JP;
Toshikazu Machida, Ichihara, JP;
Assignee:
Ube Industries, Ltd., Yamaguchi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
502184 ; 502174 ; 502180 ; 502181 ; 502182 ; 502224 ; 502300 ;
Abstract
A catalyst for dimerizing a lower .alpha.-olefin monomer with an enhanced selectivity comprises a carrier comprising at least one anhydrous potassium compound, preferably a mixture of potassium fluoride with potassium carbonate, and a carbon material; and a catalytic component carried on the carrier and comprising an alkali metal, preferably sodium metal, the catalyst preferably being compression molded into grains.