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:
Oct. 18, 2016
Filed:
Nov. 11, 2015
Applicant:
Kateeva, Inc., Newark, CA (US);
Inventors:
Inna Tregub, San Jose, CA (US);
Rajsapan Jain, Sunnyvale, CA (US);
Michelle Chan, San Francisco, CA (US);
Assignee:
Kateeva, Inc., Newark, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/88 (2006.01); H01L 29/861 (2006.01); C09D 11/52 (2014.01); H01L 51/00 (2006.01); H01L 51/56 (2006.01); C09D 181/02 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
C09D 11/52 (2013.01); C09D 181/02 (2013.01); H01L 51/0005 (2013.01); H01L 51/0007 (2013.01); H01L 51/0036 (2013.01); H01L 51/0037 (2013.01); H01L 51/56 (2013.01); H01L 51/5088 (2013.01);
Abstract
Ink compositions formulated for inkjet printing the hole injecting layer (HIL) or hole transporting layer (HTL) of an organic light emitting diode (OLED) are provided. The ink compositions contain fluorosurfactants that prevent uncontrolled spreading of the printed ink compositions. Also provided are methods of inkjet printing the HILs or HTLs using the ink compositions.