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:
Mar. 03, 2015
Filed:
Sep. 19, 2011
Applicants:
Seong-hoon Yue, Seongnam-si, KR;
Yong-bae Jung, Cheongju-si, KR;
Min-hee Lee, Gunpo-si, KR;
Won-kook Kim, Daejeon, KR;
Dong-joo Kwon, Daejeon, KR;
Inventors:
Seong-Hoon Yue, Seongnam-si, KR;
Yong-Bae Jung, Cheongju-si, KR;
Min-Hee Lee, Gunpo-si, KR;
Won-Kook Kim, Daejeon, KR;
Dong-Joo Kwon, Daejeon, KR;
Assignee:
LG Hausys, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/24 (2006.01); H01C 7/02 (2006.01); C08L 23/08 (2006.01); C08L 1/02 (2006.01); C08L 1/12 (2006.01); C08L 1/18 (2006.01); H01C 7/00 (2006.01); H01C 17/28 (2006.01); H05B 3/14 (2006.01); B82Y 30/00 (2011.01); C08K 7/24 (2006.01);
U.S. Cl.
CPC ...
H01C 7/022 (2013.01); C08L 23/0853 (2013.01); C08L 23/0869 (2013.01); H01B 1/24 (2013.01); C08L 1/02 (2013.01); C08L 1/12 (2013.01); C08L 1/18 (2013.01); H01C 7/008 (2013.01); H01C 17/28 (2013.01); H05B 3/146 (2013.01); B82Y 30/00 (2013.01); Y10S 977/742 (2013.01); Y10S 977/75 (2013.01); Y10S 977/752 (2013.01); C08K 7/24 (2013.01);
Abstract
The present invention relates to a conductive polymer composition for a PTC element with decreased NTC characteristics, using carbon nanotubes, a PTC binder resin, and a cellulose-based or polyester-based resin for fixing the carbon nanotubes and the PTC binder, and to a PTC element, a circuit and a sheet heating element using the same.