Boe Technology Group Co., Ltd.

Wanli He

Ling Wang

Huai Yang

Birong Li

A blue phase liquid crystal composite material and a liquid crystal display comprising the same, can solve the problem of small Kerr constant of the current blue phase liquid crystal and the liquid crystal display comprising the same. The blue phase liquid crystal composite material of the present disclosure is produced by the photo polymerization of the components comprising: a parent blue phase liquid crystal, a benzyne compound, a chiral compound, a photo-polymerizable monomer, and a photoinitiator. The blue phase liquid crystal composite material of the present disclosure has the advantages of large Kerr constant, low voltage, high contrast, rapid response to electric field, good stability, and the like.

Blue phase liquid crystal composite material and liquid crystal display comprising the same

This disclosure relates to a blue phase liquid crystal composite material formed by photopolymerization of material components comprising a parent blue phase liquid crystal, a photo-polymerizable monomer, a photoinitiator, and inorganic nanoparticles; and to a liquid crystal display comprising the blue phase liquid crystal composite material. The blue phase liquid crystal composite material has a low driving voltage, no electro-optical hysteresis, and rapid response time to an electric field.

Blue phase liquid crystal composite material and liquid crystal display containing the same

The present invention relates to a composite comprising a polymer and a blue phase liquid crystal (BPLC). The polymer is a crosslinked and non-liquid crystalline polymer, the BPLC is dispersed in said polymer, and the ratio of the polymer to the BPLC by weight (W/W) satisfies the relationship: 12:88&#x3c;W/W&#x2266;30:70, wherein the Wis the weight of the polymer, and Wis the weight of the BPLC. The composite exhibits a very wide temperature range of blue phase of the BPLC, and can respond to an electric field at a millisecond level. The composite has an excellent stability, and a lower viscosity, while a wide viewing angle and a low driving voltage can be achieved. The invention also provides a method for preparing the composite, and a LCD device comprising the composite. The method of the present invention is simple and efficient.

Composite comprising a polymer and a blue phase liquid crystal, a method for preparing the composite, and a liquid crystal display device comprising the composite

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Beijing, China

Wanli He