Jnc Corporation

Jnc Petrochemical Corporation

Takanori Mori

Eiji Okabe

Yuko Katano

Kazushi Shiren

Hitoshi Tobata

Yoichi Uriu

Yujiro Oguchi

A liquid crystal composition contains at least one compound selected from compounds represented by Formula (1), at least one compound selected from compounds represented by Formula (2), at least one compound selected from compounds represented by Formula (3), and at least one compound selected from compounds represented by Formula (4), and does not contain a compound represented by Formula(S).

Liquid crystal composition and element

A liquid crystal composition as a material used for elements for controlling electromagnetic wave signals in a frequency range of 1 GHz to 10 THz, and an element containing this composition are provided. In the liquid crystal composition, a characteristic balance is excellent, and at least one of characteristics of a wide temperature range of a nematic phase, a large refractive index anisotropy in a frequency region used for control, and a small dielectric loss tangent (tan δ) is satisfied. A liquid crystal composition containing at least one compound selected from compounds represented by Formula (1) is provided: wherein Ris an alkyl having 1 to 12 carbon atoms; ring Ais 1,4-phenylene; L, L, L, L, Y, and Yare each hydrogen; Lis fluorine; and Lis methyl.

Liquid crystal composition, element and liquid crystal lens or a birefringent lens for stereoscopic image display

A liquid crystal composition, which is a material used for an element for electromagnetic wave signal control in a frequency range of 1 GHz to 10 THz, satisfies at least one of characteristics such as a wide temperature range of a nematic phase and a large refractive index anisotropy and a small dielectric loss tangent (tan δ) in the frequency region used for control, and has an excellent balance of characteristics, and an element containing the composition. A liquid crystal composition including: at least one compound selected from the group consisting of compounds represented by Formula (1). For example, Ris C1-12 alkyl; Zis a single bond; L, L, Land Lare hydrogen; Lis methyl; Yand Yare hydrogen; and a and c are respectively 0 or 1, b is 1, and a sum of a, b, and c is 2.

Liquid crystal composition and liquid crystal element

A liquid crystal composition, which is a material used for an element for electromagnetic wave signal control in a frequency range of 1 GHz to 10 THz, satisfies at least one of characteristics such as a wide temperature range of a nematic phase and a large refractive index anisotropy and a small dielectric loss tangent (tan δ) in the frequency region used for control, and has an excellent balance of characteristics, and an element containing the composition. A liquid crystal composition including: at least one compound selected from the group consisting of compounds represented by Formula (1). For example, Ris C1-12 alkyl; Zis a single bond; L, L, Land Lare hydrogen; Lis methyl; Yand Yare hydrogen; and a, b, and c are respectively 0, 1, and 0.

A material used in an element for phase control of an electromagnetic wave signal having a frequency of 1 GHz to 10 THz. A liquid crystal composition containing at least one compound selected from a group of compounds represented by Formula (1), at least one compound selected from a group of compounds represented by Formula (2) and at least one compound selected from a group of compounds represented by Formula (3). In Formulae (1) to (3), R, R, R, R, and Rmay be alkyls having 1 to 12 carbon atoms; a ring Amay be 1,4-phenylene; Z, Z, Z, Z, Z, and Zmay be single bonds; Z, Z, and Zmay be —C≡C— or —C≡C—C≡C—; Lto L, Lto L, and Lto Lmay be hydrogen or fluorine; Yand Ymay be hydrogen or fluorine; and nmay be 0.

Liquid crystal composition and element used for phase control of electromagnetic wave signal

As a material used in an element used for phase control of an electromagnetic wave signal having a frequency of 1 GHz to 10 THz, a liquid crystal composition is required, which has a high upper limit temperature of a nematic phase, a low lower limit temperature of a nematic phase, large dielectric anisotropy and a small tan &#x3b4; in a frequency region where the phase control of an electromagnetic wave signal is performed, and stability against heat, and which has an excellent balance of the characteristics. A liquid crystal composition which is used in an element for phase control of an electromagnetic wave signal having any frequency from 1 GHz to 10 THz, the liquid crystal composition containing at least one compound selected from compounds represented by Formula (1) as a first component. 

Growing community of inventors

Chiba, Japan

Takanori Mori