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:
Jan. 03, 1978
Filed:
Apr. 08, 1976
Applicant:
Inventors:
Hiroshi Isa, Yachiyo, JA;
Toshiyuki Ukigai, Yachiyo, JA;
Anri Tominaga, Tokyo, JA;
Michito Sato, Yokohama, JA;
Assignee:
Lion Fat & Oil Co., Ltd., Tokyo, JA;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2606 / ;
Abstract
A method of preparing an olefin oligomer by polymerizing an olefin having 6 or more carbon atoms, wherein said olefin is polymerized in the presence of a catalyst consisting of (a) a polyhydric alcohol derivative obtained by replacing the hydrogen atoms of all the hydroxyl groups of the polyhydric alcohol by either acyl groups exclusively or by acyl groups and alkyl groups, both of said groups having 1 - 20 carbon atoms, (b) an aluminum halide in an amount of 1.1 - 2.8 mole per one ester bond or ether bond possessed by said polyhydric alcohol derivative and (c) metallic aluminum powder.