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. 24, 1998
Filed:
Nov. 18, 1996
Applicant:
Inventors:
Jae-ho Shim, Seoul, KR;
Min-ho Kim, Suwon, KR;
Bong-mo Jeong, Seoul, KR;
Wan-woo Park, Yongin, KR;
Deuk-yong Yang, Suwon, KR;
Assignee:
Samsung Display Devices Co., Ltd., Kyungki-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526284 ; 526280 ; 526286 ; 526297 ; 526300 ; 430 56 ;
Abstract
A polymer for a photo-conductive layer and a preparation method thereof is provided. The polymer is suitable for using as a charge transporting material for a photo-conductive layer owing to its excellent electron transporting capacity as well as high solubility to a solvent and good compatibility with the binder polymer.