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:
Dec. 14, 2010
Filed:
Jun. 23, 2006
Sang Hyun Park, Daejeon, KR;
Seung Ho Jang, Daejeon, KR;
Hui Jeong Gwon, Daejeon, KR;
Myung Woo Byun, Daejeon, KR;
Sang Hyun Park, Daejeon, KR;
Seung Ho Jang, Daejeon, KR;
Hui Jeong Gwon, Daejeon, KR;
Myung Woo Byun, Daejeon, KR;
Korea Atomic Energy Research Institute, Daejon-Si, KR;
Abstract
Disclosed relates to an ionic liquid type crown ether derivative, expressed by Chemical Formula 1 below, for isolating metal ions, a method for preparing the same and a method for isolating selectively the metal ions using the cycle size of the same. The present invention can provide the ionic liquid type crown ether and isolate metal ions including radioactive isotopes efficiently using the same. Furthermore, the prevent invention provides crown ether valuably used as a recyclable and environment-friendly isolating medium by preparing crown ether of ionic liquid type. wherein m, n, Xand R are identical with those in the description.