US 6,337,420 B1 · Liquid crystal compounds, mixtures and devices

Abstract

An electroclinic device having two spaced cell walls each bearing electrode structures and treated on at least one facing surface with an alignment layer, a layer of a smectic liquid crystal material enclosed between the cell walls, where the liquid crystal material contains one or more of the compounds described by formula I as defined in the specification.

Claims0

Dependent claims

Claims aren’t available for this document.

Facts

Application

09/520,613Filed 7 Mar 2000

Granted

8 Jan 2002

Term ends

Not estimatedThe source records don’t support an estimate.

Classification9 codes

C07C 205/37
To carbon atoms of the same non-condensed six-membered aromatic ring or to carbon atoms of six-membered aromatic rings being part of the same…:…
C07C 205/43
Having nitro groups or esterified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton: to carbon atoms of…
C09K 19/0233
Characterised by optical, electrical or physical properties of the components, in general: electroclinic
C09K 19/126
At least two benzene rings directly linked, e.g. biphenyls: compounds containing at least one asymmetric carbon atom

Liquid crystal compounds, mixtures and devices

Life of this patent

Abstract

Claims0

Liquid crystal compounds, mixtures and devices

Life of this patent

Abstract

Claims0