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1. WO2022003001 - LIQUID CRYSTAL MEDIUM

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Publication Number WO/2022/003001
Publication Date 06.01.2022
International Application No. PCT/EP2021/067953
International Filing Date 30.06.2021
IPC
C09K 19/30 2006.1
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
19Liquid crystal materials
04characterised by the chemical structure of the liquid crystal components
06Non-steroidal liquid crystal compounds
08containing at least two non-condensed rings
30containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
C09K 19/34 2006.1
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
19Liquid crystal materials
04characterised by the chemical structure of the liquid crystal components
06Non-steroidal liquid crystal compounds
34containing at least one heterocyclic ring
C09K 19/06 2006.1
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
19Liquid crystal materials
04characterised by the chemical structure of the liquid crystal components
06Non-steroidal liquid crystal compounds
C09K 19/12 2006.1
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
19Liquid crystal materials
04characterised by the chemical structure of the liquid crystal components
06Non-steroidal liquid crystal compounds
08containing at least two non-condensed rings
10containing at least two benzene rings
12at least two benzene rings directly linked, e.g. biphenyls
C09K 19/04 2006.1
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
19Liquid crystal materials
04characterised by the chemical structure of the liquid crystal components
CPC
C09K 19/062
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
19Liquid crystal materials
04characterised by the chemical structure of the liquid crystal components ; , e.g. by a specific unit
06Non-steroidal liquid crystal compounds
062containing one non-condensed benzene ring
C09K 19/3066
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
19Liquid crystal materials
04characterised by the chemical structure of the liquid crystal components ; , e.g. by a specific unit
06Non-steroidal liquid crystal compounds
08containing at least two non-condensed rings
30containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
3001Cyclohexane rings
3066in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers
C09K 19/3098
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
19Liquid crystal materials
04characterised by the chemical structure of the liquid crystal components ; , e.g. by a specific unit
06Non-steroidal liquid crystal compounds
08containing at least two non-condensed rings
30containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
3098Unsaturated non-aromatic rings, e.g. cyclohexene rings
C09K 19/3491
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
19Liquid crystal materials
04characterised by the chemical structure of the liquid crystal components ; , e.g. by a specific unit
06Non-steroidal liquid crystal compounds
34containing at least one heterocyclic ring
3491having sulfur as hetero atom
C09K 2019/0466
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
19Liquid crystal materials
04characterised by the chemical structure of the liquid crystal components ; , e.g. by a specific unit
0444characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group
0466the linking chain being a -CF2O- chain
C09K 2019/122
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
19Liquid crystal materials
04characterised by the chemical structure of the liquid crystal components ; , e.g. by a specific unit
06Non-steroidal liquid crystal compounds
08containing at least two non-condensed rings
10containing at least two benzene rings
12at least two benzene rings directly linked, e.g. biphenyls
121Compounds containing phenylene-1,4-diyl (-Ph-)
122Ph-Ph
Applicants
  • MERCK PATENT GMBH [DE]/[DE]
Inventors
  • LAUT, Sven Christian
  • YU, Fisher (Shuo)
Priority Data
20183842.203.07.2020EP
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) LIQUID CRYSTAL MEDIUM
(FR) MILIEU À CRISTAUX LIQUIDES
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Abstract
(EN) The present invention relates to a liquid crystal (LC) medium comprising a compound of formula I and one or more compounds selected from the group of compounds of the formulae IIA, IIB, IIC and IID, IIA IIB IIC IID as defined in claim 1, and to the use thereof for optical, electro-optical and electronic purposes, in particular in LC displays, especially in IPS, FFS, VA or PS-VA displays.
(FR) La présente invention concerne un milieu à cristaux liquides (CL) comprenant un composé de formule I et un ou plusieurs composés choisis dans le groupe des composés représentés par les formules IIA, IIB, IIC et IID, telles que définies dans la revendication 1, et leur utilisation pour des applications optiques, électro-optiques et électroniques, en particulier dans des écrans à cristaux liquides, notamment dans des écrans IPS, FFS, VA ou PS-VA.
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