Alkylenedioxythiophenes and poly(alkylenedioxythiophenes) containing mesogenic groups

US7585983B2 · kind B2 · utility

Assignee

• H.C. STARCK INC. · US

Inventors

• Knud Reuter · Krefeld, DE
• Alexander Karbach · Krefeld, DE
• Helmut Ritter · Wuppertal, DE
• Noelle Wrubbel · Goldkronach, DE

Key dates

• Filing date: Jan 21, 2004
• Grant date: Sep 8, 2009
• Expiry date: Jan 21, 2024

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K2323/00
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to new 3,4-alkylenedioxythiophenes which are substituted with mesogenic groups, if desired via a bridging group, and their polymeric derivatives (poly-(3,4-alkylenedioxythiophenes)).