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:
Jul. 24, 2007
Filed:
Oct. 17, 2002
Satoru Ishigaki, Kanagawa, JP;
Shinji Hinokuma, Tokyo, JP;
Satoru Ishigaki, Kanagawa, JP;
Shinji Hinokuma, Tokyo, JP;
Basell Polyolefine GmbH, Wesseling, DE;
SunAllomer Ltd., Oita, JP;
Abstract
A solid cocatalyst for olefin polymerization in which an ion-containing compound comprising a cation expressed by [RM]+, wherein the group R are each individually selected from the group consisting of hydrogen atom and a substituted or non-substituted hydrocarbon group having from 1 to 30 carbon atoms with the exception of an aryl group; two or more groups R may form a ring by bonding with one another; at least one of the groups R is a hydrocarbon group having from 1 to 30 carbon atoms with the exception of an aryl group; and M represents nitrogen or sulfur, and a non-coordinating anion expressed by [A] said ion-containing compound is chemically bonded to a fine particulate carrier is used.