New biaxially nematic liquid crystal ring compounds, e.g. (2,5-bis-hexyloxy-4-pyridin-3-yl-ethynyl-phenylethynyl)-phenyl-(1,3,4)thiadiazol-2-yl-phenylethynyl-2,5-bis-hexyloxy-phenylethynyl-phenoxy-acetic acid ethyl ester, useful in LCD

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This patent describes new types of biaxially nematic liquid crystal molecules, specifically ring-shaped compounds with customizable chemical structures. These novel molecules are intended primarily for use in liquid crystal displays (LCDs) to enhance display properties such as switching speed, viewing angles, and color performance.

Use CasesContent extracted from patent full text and abstract with AI.

• Liquid crystal display (LCD) screens for televisions, monitors, smartphones, and tablets
• Advanced optical devices requiring fast-switching or multi-stable liquid crystal phases
• Display panels in automotive, aerospace, or portable electronics
• Specialty displays for augmented reality (AR) or virtual reality (VR) devices
• Scientific or industrial optical sensors leveraging unique liquid crystal properties

BenefitsContent extracted from patent full text and abstract with AI.

• Enhanced viewing angles and faster switching speeds compared to traditional liquid crystal materials
• Greater control and tunability of optical properties due to molecular design flexibility
• Potential for more vibrant color reproduction and higher display resolution
• Improved stability and performance under varying environmental conditions
• Broader applicability in both consumer and industrial display technologies

Technical Classifications (CPCs)

Inventors & Applicants

Patent Abstract

Biaxially nematic liquid crystal ring compounds (I) are new. Biaxially nematic liquid crystal ring compounds of formula (I) are new. ring A1 : benzene group of formula (a), an aryl group of formulae (b)-(d), dibenzyl group of formula (e), fluoren-9-on-3,6-yl, or benzo[1,2-b,4,3-b']dithiophen-2,7-yl; A, B 1>CN or NO 2; C 1>, D 1>, F 1>, Z : N or CH; E : O, S, Se, NH or CH; X = O or S; V 1>, W 1>, X, Y 1>a spacer, which is directly bonded to one another, benzen-1,4-yl, -CH=CH-, -C?=C- or heptan-2,5-yl; ring A2, ring A3 : substituted benzene group of formulae (f)-(k), heptan-2,5-yl, pyridin-4-yl, or pyridin-3-yl; n : 1-5; Z : CN, F, H or CH 3; m : 1-15; n1 : 1-4; ring A4, ring A5 : H or ring A3; and R, R1a, R2a : H, alkyl, alkyloxy, alkylsulfanyl, oligoethylenoxy, semiperfluorinated chain or fluorinated chains. An independent claim is included for a composition comprising (I). [Image] [Image] [Image] [Image].