Patent · US Active

Polythiophene-containing ink compositions for inkjet printing

US9206328B2 · kind B2 · utility

2Cited by

10References

22Claims

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 25, 2014
Grant date	Dec 8, 2015
Priority date	—
Expiry date	Nov 25, 2034

Classification

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

Abstract

Ink compositions comprising polythiophenes and aprotic organic solvents that are formulated for inkjet printing the hole injecting layer (HIL) of an organic light emitting diode (OLED) are provided. Also provided are methods of inkjet printing the HILs using the ink compositions.

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