Liquid crystal system and liquid crystal display

US8409469B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Cecile Schott · Taipei, TW
• John Patrick · Carthage, US
• Kevin Adlem · Bournemouth, GB
• Louise Diane Farrand · Dorchester, GB
• Georg Bernatz · Darmstadt, DE
• Achim Goetz · Zwingenberg, DE
• Peter Best · Darmstadt, DE
• Herbert Plach · Darmstadt, DE

Key dates

• Filing date: Sep 23, 2011
• Grant date: Apr 2, 2013
• Expiry date: Sep 23, 2031

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K2323/03
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The instant invention relates to mesogenic systems comprising a) a polymeric component, component A, obtained or obtainable from polymerisation of a precursor comprising one or more mesogenic mono-reactive compounds, one or more di-reactive compounds, which optionally are also mesogenic compounds and optionally a photo-initiator and a low molecular weight component, component B, comprising one or more mono-reactive, mesogenic compounds, one or more mesogenic compounds and one or more chiral dopants, exhibiting a Blue Phase, as well as to the use of these systems in deices and to these devices.