Side-group polymers, and their use for optical components

US5641846A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Thomas Bieringer · Odenthal, DE
• Uwe Gessner · Berlin, DE
• Dietrich Haarer · Bayreuth, DE
• Joachim Rubner · Berlin, DE
• Roland Wuttke · Bayreuth, DE
• Uwe Claussen · Leverkusen, DE
• Ralf Ruhmann · Berlin, DE
• Horst Berneth · Leverkusen, DE
• Sergei Kostromin · Moscow, RU
• Ralf Neigl · Leverkusen, DE

Key dates

• Filing date: Sep 22, 1995
• Grant date: Jun 24, 1997
• Expiry date: Sep 22, 2015

Classification

• Technology area (CPC G): Physics
• CPC primary: G11B7/2467
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Side-group polymers whose permanently shape-anisotropic side groups carry lateral substituents are particularly suitable, owing to their excellent properties, for optical components which can be employed, in particular, in optical data storage and transfer.