Patent · US Active

Copolymers of indenofluorene and thiophene

US8471064B2 · kind B2 · utility

2Cited by

1References

10Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Junyou Pan · Frankfurt am Main, DE
Frank Meyer · Mannheim, DE
Aurélie Ludemann · Frankfurt, DE
Arne Buesing · Frankfurt, DE

Key dates

Filing date	Jun 28, 2007
Grant date	Jun 25, 2013
Priority date	—
Expiry date	Jun 28, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E10/549
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention relates to novel copolymers comprising indenofluorene units and units of thiophene or its derivatives, to organic semiconductor (OSC) materials and organic electroluminescent materials comprising the copolymers, to the use of the copolymers and materials in electronic, electroluminescent or electrooptical devices, and to devices comprising the copolymers or materials.

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