Patent · US Expired

Nematic liquid-crystal composition

US5409637A · kind A · utility

13Cited by

11References

28Claims

0Family size

Assignee

Merck Patent GmbH · DE

Inventors

Bernhard Rieger · Langenau, DE
Hiroki Yoshitake · Atsugi, JP
Atsushi Sawada · Kasai, JP
Herbert Plach · Darmstadt, DE
Georg Weber · Langen (Hessen), DE

Key dates

Filing date	Mar 23, 1992
Grant date	Apr 25, 1995
Priority date	—
Expiry date	Mar 23, 2012

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K2019/3021
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention relates to a nematic liquid-crystal composition especially for active matrix displays with high voltage holding ratio, good low temperature stability and without reversed domains.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.