A porous liquid crystal polymer sheet and a wiring circuit board have excellent handleability and excellent low repulsive properties. The porous liquid crystal polymer sheet 1 has a porosity P of 20% or more and 90% or less. The porous liquid crystal polymer sheet 1 has a thickness T of 1 μm or more and 240 μm or less.

The present disclosure relates to formulations having one, two, or more chiral dopants, as well as materials and methods including such formulations. In particular instances, the formulation can include an achiral host, such as a nematic substance.

The present disclosure provides a decorative film including a base material and an optical reflective layer coloring by optical interference or structural color, in which at least two or more layers of the optical reflective layer are laminated, and diffuse reflectivities of the respective optical reflective layers are different from each other, or a printing layer is laminated between the respective optical reflective layers; a decorative molded article; a decorative panel; and an electronic device.

Provided are a liquid crystal polymer film including a liquid crystal polymer, in which a melting point is 315° C. or higher and a number-average molecular weight is 13,000 or more and 150,000 or less; a flexible copper-clad laminated board; and a manufacturing method of a liquid crystal polymer film.

The present invention relates to a liquid crystal alignment composition that not only exhibits high degree of imidization and excellent film strength when manufacturing a liquid crystal alignment film, but also can realize improved alignment property and electrical properties, a method for preparing a liquid crystal alignment film using the same, a liquid crystal alignment film and a liquid crystal display using the same.

An object of the present invention is to provide an optical film having excellent alignment, and a polarizing plate and an image display device using the same. The optical film of the present invention is an optical film having at least an optically anisotropic layer, and the optically anisotropic layer contains a smectic liquid crystal compound not including a fluorine atom and a compound partially having a cyclohexane ring in which the hydrogen atom is substituted with a linear alkyl group.

A composition for a polarization film including: a transparent resin having a boiling point of greater than or equal to 130° C.; and a dichroic dye represented by Chemical Formula 1, ##STR00001##

The invention relates to a reactive mesogen (RM) formulation comprising a conductive additive, to a polymer film obtained thereof, and the use of the RM formulation and polymer film in optical or electrooptical components or devices, like optical retardation films for liquid crystal displays (LCDs).

The present invention relates to a PSA-mode liquid crystal display device including a polymer produced by polymerizing a polymerizable compound by energy ray irradiation in a state in which a mixture of the polymerizable compound and a liquid crystal composition is held between the first substrate and the second substrate, the polymer having a number-average molecular weight of 50,000 or more in terms of polystyrene. In a PSA-mode display device in which alignment of liquid crystal molecules substantially vertically aligned between the substrates is controlled by applying a voltage, a pre-tilt angle can be properly given without being inhibited. Therefore, the present invention provides a PSA-mode display device with good alignment stability, uniform alignment within the substrates, and no or suppressed display defects and a method for producing the same.

The invention relates to a polymerisable LC medium with negative optical dispersion, a polymer film with negative optical dispersion obtainable from such a medium, and the use of the polymerisable LC medium and polymer film in optical, electro optical, electronic, semiconducting or luminescent components or devices.