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:
Apr. 05, 2011
Filed:
Aug. 11, 2005
Takeshi Niitani, Ichihara, JP;
Kiyoshi Kawamura, Chiba, JP;
Akihiro Shirai, Ichihara, JP;
Nippon Soda Co., Ltd., Tokyo, JP;
Abstract
The present invention provides a multibranched polymer represented by the following formula (I), and a method for producing the multibranched polymer: wherein A represents an organic group having 3 or more branched chains, Xrepresents a linking group containing any atom of Groups 14 to 16 in the Periodic Table, Y represents a functional group having a structure capable of having an active halogen atom, Q represents an arm moiety having a repeating unit derived from a polymerizable unsaturated bond, mrepresents any integer of 1 to the number of branched chains of A, mrepresents the number of branched chains of A, nrepresents an integer of 0 or 1 or more, and Rrepresents an organic group which is not associated with the polymerization reaction.