Nematic liquid-crystal composition for active matrix application

US5330679A · kind A · utility

Assignees

• Merck Patent GmbH · DE
• SHARP KABUSHIKI KAISHA · JP

Inventors

• Kei Sasaki · Nara, JP
• Masako Okada · Nara, JP
• Shuichi Kohzaki · Nara, JP
• Fumiaki Funada · Ando, JP
• Bernhard Rieger · Langenau, DE
• Hiroshi Numata · Yokohama, JP
• Reinhard Hittich · Seeheim-Jugenheim, DE
• Herbert Plach · Darmstadt, DE
• Thomas Geelhaar · Mainz, DE
• Eike Poetsch · Mühltal, DE
• Volker Reiffenrath · Roßdorf, DE

Key dates

• Filing date: Mar 3, 1992
• Grant date: Jul 19, 1994
• Expiry date: Mar 3, 2012

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K19/3001
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to a nematic liquid-crystal composition for active matrix displays with high voltage holding ratio and extremely good low temperature stability.