Patent · US Active

Fluorosurfactant-containing ink compositions for inkjet printing

US9469774B2 · kind B2 · utility

2Cited by

11References

16Claims

0Family size

Assignee

Kateeva, Inc. · US

Inventors

Inna Tregub · San Jose, US
Rajsapan Jain · Menlo Park, US
Michelle Chan · San Francisco, US

Key dates

Filing date	Nov 11, 2015
Grant date	Oct 18, 2016
Priority date	—
Expiry date	Nov 11, 2035

Classification

Technology area (CPC H)Electricity
CPC primaryH10K85/1135
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.