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:
Jun. 27, 2017
Filed:
Dec. 27, 2013
Cheil Industries Inc., Gumi-si, Gyeongsangbuk-do, KR;
Jung Hyo Lee, Uiwang-si, KR;
Kyoung Ku Kang, Uiwang-si, KR;
Si Kyun Park, Uiwang-si, KR;
Seong Heun Cho, Uiwang-si, KR;
Sung Han Kim, Uiwang-si, KR;
Se Hyun Park, Uiwang-si, KR;
Eun Su Lee, Uiwang-si, KR;
Jin Hee Choi, Uiwang-si, KR;
SAMSUNG SDI CO., LTD., Yongin-si, KR;
Abstract
The present invention relates to a thermal transfer film comprising: a base layer; and a light-to-heat conversion layer which is laminated on top of the base layer and includes a first layer laminated on top of the base layer and a second layer laminated on top of the first layer in the thickness direction, wherein light-to-heat conversion materials are more omnipresent in the first layer than the second layer. The present invention also relates to an organic electroluminescent device prepared using said film.