摘要:
The organic EL light emitting device of the invention has an organic EL light emitting layer (3a, 3b, 3c) and an electrode (1, 4) for applying a voltage to the organic EL light emitting layer. The organic EL light emitting layer includes a hyperbranched polymer layer having hyperbranched macromolecules uniaxially aligned with a degree of alignment of 0.95 or more, and emits light with a high emission polarization ratio.
摘要:
The present invention provides a liquid crystal alignment agent capable of preventing a decrease in voltage holding ratio (VHR), a liquid crystal display containing such a liquid crystal alignment agent, and a method for manufacturing such a liquid crystal display. Aspects of the present invention include a liquid crystal alignment agent containing at least one polymer selected from a polyamic acid and an imide polymer thereof and at least one difunctional monomer having an anthracene or phenanthrene structure, a liquid crystal display including an alignment film formed on at least one of an active substrate and a counter substrate using the above liquid crystal alignment agent, and a method for manufacturing a liquid crystal display including the steps of forming an active substrate and forming a counter substrate, at least one of which includes forming an alignment film on the active substrate or the counter substrate using the above liquid crystal alignment agent.
摘要:
The present invention provides a liquid crystal display device in which a display defect is less likely to occur even when an alignment layer is not formed. The liquid crystal display device of the present invention includes a pair of substrates and a liquid crystal layer held between the pair of substrates, at least one of the substrates including an electrode, and the liquid crystal layer having negative dielectric anisotropy, in which each of the pair of substrates includes a silane coupling layer on a surface of the corresponding substrate, a polymer layer configured to vertically align adjacent liquid crystal molecules is formed on a surface of the silane coupling layer, the polymer layer is formed by the polymerization of at least one monomer contained in a liquid crystal composition, and the at least one monomer contains a compound represented by the chemical formula (1).
摘要:
To provide a liquid crystal display panel that has high contrast and reduced display deficiency, a liquid crystal display panel of the present invention includes: a pair of substrates (1) and (2) facing each other; and a liquid crystal layer (3) sandwiched between the pair of substrates (1) and (2), the pair of substrates (1) and (2) being provided with a pair of respective alignment films (4) and (5) formed thereon and facing each other, the pair of alignment films (4) and (5) being provided with respective polymer films (6) and (7) formed thereon and each made of a monomer in the liquid crystal layer (3), the pair of alignment films (4) and (5) containing a macromolecular compound having a functional group represented by at least one of General Formulae (1) through (5), the liquid crystal layer (3) containing a polymerizable monomer represented by at least one of General Formulae (6) through (8), the polymer films (6) and (7) each being (i) made of the polymerizable monomer represented by at least one of General Formulae (6) through (8) and (ii) bonded to the functional group represented by at least one of General Formulae (1) through (5).
摘要:
The present invention provides a liquid crystal display device that can prevent a decrease in the VHR and image sticking on the display screen because of residual DC voltage, and also can produce favorable alignment conditions; and a production method thereof. The liquid crystal display device of the present invention includes: a pair of substrates; a liquid crystal layer that contains liquid crystal molecules and is disposed between the pair of substrates; and an alignment film that is disposed on a liquid crystal layer side of at least one of the pair of substrates, the alignment film containing a polyamic acid or a polyimide with an imidization ratio of less than 100%, the liquid crystal display device including a monomolecular film on the alignment film.
摘要:
To provide a liquid crystal display panel that has high contrast and reduced display deficiency, a liquid crystal display panel of the present invention includes: a pair of substrates (1) and (2) facing each other; and a liquid crystal layer (3) sandwiched between the pair of substrates (1) and (2), the pair of substrates (1) and (2) being provided with a pair of respective alignment films (4) and (5) formed thereon and facing each other, the pair of alignment films (4) and (5) being provided with respective polymer films (6) and (7) formed thereon and each made of a monomer in the liquid crystal layer (3), the pair of alignment films (4) and (5) containing a macromolecular compound having a side chain containing a fluorine atom, the liquid crystal layer (3) containing a polymerizable monomer represented by at least one of General Formulae (1) through (3), the polymer films (6) and (7) each being made of the polymerizable monomer represented by at least one of General Formulae (1) through (3), the polymer films (6) and (7) and the side chain containing the fluorine atom attracting each other through interaction.
摘要:
A liquid crystal display device includes source bus lines, gate bus lines intersecting with the source bus lines, pixels arranged in a matrix to correspond to intersections between the gate bus lines and the source bus lines, each of the pixels including a TFT, a pixel electrode, a common electrode, and a liquid crystal layer, and a potential control section for controlling the potential of the common electrode. The potential control section sets a voltage, obtained by reducing potential Vcenf255 of the common electrode at which flicker is minimum in display of gray level as black display and gray level as white display alternately every pixel by a predetermined voltage, as center voltage Vcen255 of the potential of the common electrode in display of gray level for all the pixels.
摘要:
To provide a liquid crystal display panel that has high contrast and reduced display deficiency, a liquid crystal display panel of the present invention includes: a pair of substrates (1) and (2) facing each other; and a liquid crystal layer (3) sandwiched between the pair of substrates (1) and (2), the pair of substrates (1) and (2) being provided with a pair of respective alignment films (4) and (5) formed thereon and facing each other, the pair of alignment films (4) and (5) being provided with respective polymer films (6) and (7) formed thereon and each made of a monomer in the liquid crystal layer (3), the pair of alignment films (4) and (5) containing a macromolecular compound having a functional group represented by at least one of General Formulae (1) through (5), the liquid crystal layer (3) containing a polymerizable monomer represented by at least one of General Formulae (6) through (8), the polymer films (6) and (7) each being (i) made of the polymerizable monomer represented by at least one of General Formulae (6) through (8) and (ii) bonded to the functional group represented by at least one of General Formulae (1) through (5).
摘要:
An object of the present invention is to provide a liquid crystal display device in which a risk of generation of a image sticking is reduced. A liquid crystal display device (100) of the present invention includes a pair of glass substrates (11) and (21), a liquid crystal layer (30) provided between the pair of glass substrates (11) and (21), an alignment layer (23) provided between the liquid crystal layer (30) and at least one of the pair of glass substrates (11) and (21), and an alignment sustaining layer (24) for defining a direction in which liquid crystal molecules constituting the liquid crystal layer (30) are inclined, the alignment sustaining layer (24) being provided between the alignment layer (23) and the liquid crystal layer (30), the alignment layer (23) and the alignment sustaining layer (24) being covalently bound to each other.
摘要:
The present invention provides a liquid crystal display device in which display defects and reduction in the voltage holding ratio are not likely to occur even without alignment films. That is, the liquid crystal display device of the present invention includes: a pair of substrates each substantially having no alignment film; a liquid crystal layer which is disposed between the pair of substrates and contains a liquid crystal material; and a polymer layer which is formed on a surface of at least one of the substrates and controls alignment of liquid crystal molecules, the polymer layer being formed by polymerization of one or more kinds of radical polymerizable monomers added to the liquid crystal layer, at least one kind of the radical polymerizable monomers being a compound generating radicals through a self-cleavage reaction by exposure to light and having at least two radical polymerizable groups.