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:
Sep. 06, 2011
Filed:
Oct. 10, 2008
Applicants:
Young-moo Lee, Seoul, KR;
Sang-hoon Han, Seoul, KR;
Chul-ho Jung, Gwangju, KR;
Ho-bum Park, Seoul, KR;
Inventors:
Young-Moo Lee, Seoul, KR;
Sang-Hoon Han, Seoul, KR;
Chul-Ho Jung, Gwangju, KR;
Ho-Bum Park, Seoul, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/22 (2006.01); C08G 73/06 (2006.01); C08G 73/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein are polymer compounds, a method for preparing thereof. More specifically, provided are polymer compounds with well-connected, narrow size distribution free-volume element and a method for preparing the polymer compounds by thermal rearrangement for aromatic polyimides containing ortho-positioned functional groups in the solid state.