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. 18, 2010
Filed:
Sep. 02, 2005
Applicants:
Tetsuya Saruwatari, Chiba, JP;
Nobuo Fujikawa, Chiba, JP;
Hideki Yamane, Chiba, JP;
Inventors:
Assignee:
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 8/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides an internal olefin composition comprising a mixture of 60 to 80% by mass of an olefin having 16 carbon atoms and 40 to 20% by mass of an olefin having 18 carbon atoms wherein a content of an α-olefin in the mixture is 10% by mass or less, and a content of a branched olefin in the mixture is 10% by mass or less, which has a good biodegradability even when discharged into the environments, a less toxicity against marine organisms, etc., and a sufficient fluidity when used as a base oil for oil drilling, etc.