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:
Jun. 08, 2010
Filed:
Jul. 02, 2007
Kouji Tamori, Tsuchiura, JP;
Eiji Takamoto, Tsuchiura, JP;
Masaru Ueno, Tsukuba, JP;
Tetsuo Fukuta, Tsuchiura, JP;
Tomohiro Uetsuhara, Tsukuba, JP;
Mitsuhiro Murata, Ushiku, JP;
Kouji Tamori, Tsuchiura, JP;
Eiji Takamoto, Tsuchiura, JP;
Masaru Ueno, Tsukuba, JP;
Tetsuo Fukuta, Tsuchiura, JP;
Tomohiro Uetsuhara, Tsukuba, JP;
Mitsuhiro Murata, Ushiku, JP;
JSR Corporation, Tokyo, JP;
Abstract
A method for producing magnetic particles includes forming a hydrophobic first polymer layer on the surface of a mother particle containing superparamagnetic particles, forming a second polymer layer having glycidyl groups at least on its surface on the first polymer layer, and introducing a polar group containing one or more of at least one atom selected from the group consisting of an oxygen atom, a nitrogen atom, and a sulfur atom by chemically modifying the glycidyl groups.