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:
Feb. 15, 2011
Filed:
May. 20, 2008
Applicants:
Chung-kun Cho, Suwon-si, KR;
Myung-sup Jung, Seongnam-si, KR;
Yoo-seung Yang, Daejeon, KR;
Mahn-jong Kim, Daejeon, KR;
Tae-jun OK, Daejeon, KR;
Inventors:
Chung-Kun Cho, Suwon-si, KR;
Myung-Sup Jung, Seongnam-si, KR;
Yoo-Seung Yang, Daejeon, KR;
Mahn-Jong Kim, Daejeon, KR;
Tae-Jun Ok, Daejeon, KR;
Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 1/02 (2006.01); B05D 1/18 (2006.01); B32B 15/00 (2006.01); C08L 67/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein is a liquid crystal polyester resin composition and a printed circuit board using the composition. The composition comprises a liquid crystal polyester, a polybenzimidazole and an aprotic solvent. The composition exhibits good thermal stability and has a low dielectric constant. The composition can be advantageously used as a material for printed circuit boards (PCBS) used in semiconductor packages, mobile devices and LCD devices.