Patent · US Active

Process for the preparation of poly- and oligothiophenes on an industrial scale

US8168745B2 · kind B2 · utility

0Cited by

4References

14Claims

0Family size

Assignee

BAYER TECHNOLOGY SERVICES GMBH · DE

Inventors

Björn Henninger
Frank Rauscher · Wayne, US
Leslaw Mleczko · Bochum, DE

Key dates

Filing date	Jul 23, 2008
Grant date	May 1, 2012
Priority date	—
Expiry date	Jan 19, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G61/126
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Process for industrial scale synthesis of poly- and oligothiophenes, which works in concentrated solution. In this process, a solution which comprises an organometallic thiophene reagent is added to a second solution which comprises a catalyst.

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