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:
Nov. 25, 2008
Filed:
Nov. 22, 2006
Applicants:
Kwang Hee Kim, Seoul, KR;
Jae Young Choi, Gyeonggi-do, KR;
Seon MI Yoon, Gyeonggi-do, KR;
Hyuk Soon Choi, Gyeonggi-do, KR;
Hyo Sug Lee, Suwon-si, KR;
Inventors:
Kwang Hee Kim, Seoul, KR;
Jae Young Choi, Gyeonggi-do, KR;
Seon Mi Yoon, Gyeonggi-do, KR;
Hyuk Soon Choi, Gyeonggi-do, KR;
Hyo Sug Lee, Suwon-si, KR;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 69/00 (2006.01); B01F 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein is a cyclic dispersant having a rigid block which has a high affinity for carbon nanotubes, and a flexible block which has a high affinity for a solvent, with a linkage created therebetween. Having a structure that is advantageous with respect to adsorption to carbon nanotubes, the dispersant, even if used in a small amount, can disperse a large amount of carbon nanotubes.