Abstract: The message providing method may include receiving message data including a message and metadata from a server, determining whether at least one keyword is included in the message, and updating chat room data of a reception chat room to include reception information of the message including the keyword based on results of the determining and the metadata, and displaying a chat room list based on the chat room data, the chat room list including (1) reception chat rooms having the message with the at least one keyword together with (2) inclusion information corresponding thereto, which indicates inclusion of the at least one keyword in the message.

Abstract: The present invention relates to a method for preparing a photo-alignment layer. The photo-alignment layer prepared by the preparation method exhibits a high imidization ratio as well as an excellent aligning stability of liquid crystal, chemical resistance and strength, and has an excellent afterimage suppressing effect by an AC driving of a liquid crystal display element.

Abstract: A liquid crystal aligning agent composition for preparing a liquid crystal alignment film having enhanced stability and exhibiting excellent electrical characteristics, a method for preparing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the liquid crystal alignment film.

Abstract: The present invention relates to a polymer which is excellent in terms of liquid crystal alignment property, durability, and electrical characteristics, and thus is suitable for use in a liquid crystal aligning agent, a liquid crystal aligning agent composition including the same, a liquid crystal alignment film formed from the liquid crystal aligning agent composition, and a liquid crystal display device including the liquid crystal alignment film.

Abstract: A message providing method, system, apparatus, and/or non-transitory computer readable recording medium thereof may include storing at least one message selected from a chatroom of a messenger; and transmitting the stored at least one message and data information associated with the corresponding message through a specific chatroom in response to a selection on the specific chatroom. A user-side client included in the specific chatroom may display the stored at least one message in an existing message style based on the data information.

Abstract: The present invention relates to a liquid crystal aligning agent for use as an alignment layer for liquid crystal display. More specifically, the present invention relates to a liquid crystal aligning agent capable of improving an imidization rate and thus exhibiting an excellent alignment state, a liquid crystal alignment layer comprising the same, a preparation method thereof and a liquid crystal display comprising the liquid crystal alignment layer.

Abstract: The present invention relates to a polymer having excellent liquid crystal alignment and electrical properties and thus is suitable for use as a liquid crystal alignment agent, a liquid crystal alignment agent containing the same, a liquid crystal aligning film formed from the liquid crystal alignment agent, and a liquid crystal display device containing the liquid crystal aligning film.

Abstract: The present invention relates to a liquid crystal aligning agent composition capable of securing a high imidization rate under relatively mild curing conditions, minimizing side reactions and thus having excellent stability, a method for producing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the same.

Abstract: The present invention relates to a liquid crystal aligning agent composition for forming a liquid crystal alignment film exhibiting excellent alignment and electrical characteristics and simultaneously having excellent film strength, a method for preparing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the same.

Abstract: Disclosed herein is an ultrasound probe. The ultrasound probe includes a first assembly having a first case, a second assembly coupled with the first assembly, having a second case, and configured to be rotatable between a first position of being unfolded with respect to the first assembly and a second position of being folded on the first assembly, a first acoustic module disposed in the inside of the first case, a second acoustic module disposed in the inside of the second case, and a first space reducing portion disposed in at least one of a portion of the first case toward the second assembly and a portion of the second case toward the first assembly, and configured to reduce a space between the first acoustic module and the second acoustic module when the second assembly is at the first position.

Abstract: The present invention provides a method for preparing a liquid crystal alignment layer having excellent alignment properties and stability as well as enhanced electrical characteristics such as voltage holding ratio. The present invention also provides a liquid crystal alignment layer prepared by the preparation method above and a liquid crystal display device comprising the liquid crystal alignment layer thus prepared.

Abstract: The present invention provides a liquid crystal alignment film not only having an excellent alignment property and stability, but also having high film strength, and thus exhibiting excellent durability and a high residual image property, a method for preparing the same, and a liquid crystal display device using the same.

Abstract: The present invention relates to a cleaning composition for a liquid crystal alignment layer, a manufacturing method of a liquid crystal alignment layer using the same, and a liquid crystal display device including the liquid crystal alignment layer manufactured by the manufacturing method. More specifically, the present invention relates to a cleaning composition for a liquid crystal alignment layer that is capable of solving a non-uniformity problem of the liquid crystal alignment layer and effectively removing an ionic byproduct on a polymer surface to increase anisotropy of the liquid crystal alignment layer, by using a cleaning composition including a specific solvent in a cleaning process after a UV alignment process, and a manufacturing method of a liquid crystal alignment layer.

Abstract: The present invention provides a liquid crystal alignment film not only having an excellent alignment property and stability, but also having high film strength, and thus exhibiting excellent durability and a high residual image property, a method for preparing the same, and a liquid crystal display device using the same.

Abstract: The present invention relates to a liquid crystal alignment composition for the preparation of a liquid crystal alignment film having enhanced alignment property and stability and exhibiting a high voltage holding ratio, a method for preparing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the same.

Abstract: Provided are a composition for a liquid crystal alignment agent, a manufacturing method of a liquid crystal alignment film, a liquid crystal alignment film using the same, and a liquid crystal display device including the liquid crystal alignment film. More specifically, there are provided the manufacturing method of a liquid crystal alignment film capable of providing the liquid crystal alignment film in which light irradiation energy is able to be reduced, and alignment characteristic and stability are excellent and the voltage holding ratio and electrical characteristics are also excellent through a simple process including applying and drying the composition for a liquid crystal alignment agent on the substrate, directly performing light irradiation to conduct alignment treatment while a high-temperature heat treatment process is omitted, followed by curing by heat treatment, the liquid crystal alignment film, and the liquid crystal display device including the same.

Abstract: The present invention relates to a method for preparing a photo-alignment layer. The photo-alignment layer prepared by the preparation method exhibits a high imidization ratio as well as an excellent aligning stability of liquid crystal, chemical resistance and strength, and has an excellent afterimage suppressing effect by an AC driving of a liquid crystal display element.

Abstract: Provided are a method of manufacturing a liquid crystal alignment layer, a liquid crystal alignment layer manufactured by using the same, and a liquid crystal display device including the liquid crystal alignment layer. More specifically, provided are the method of manufacturing the liquid crystal alignment layer with enhanced alignment property and stability, in which a liquid crystal aligning agent is applied onto a substrate, and after drying, alignment treatment is immediately performed by light irradiation while omitting a high-temperature heat treatment process, and then the alignment-treated coating film is cured by heat treatment, thereby reducing light irradiation energy required in the process and simplifying the process by omitting the high-temperature heat treatment process before light irradiation, the liquid crystal alignment layer, and the liquid crystal display device including the same.

Abstract: The present invention relates to a liquid crystal aligning agent for use as an alignment layer for liquid crystal display. More specifically, the present invention relates to a liquid crystal aligning agent capable of improving an imidization rate and thus exhibiting an excellent alignment state, a liquid crystal alignment layer comprising the same, a preparation method thereof and a liquid crystal display comprising the liquid crystal alignment layer.

Abstract: A non-transitory computer-readable recording medium having recorded thereon a computer program, which when executed by a computer, configures the computer to perform a message providing method may be provided. The method may include receiving message data including a message and metadata from a server, determining whether at least one keyword is included in the message, and updating chat room data of a reception chat room to include reception information of the message including the keyword based on results of the determining and the metadata, and displaying a chat room list based on the chat room data, the chat room list including (1) reception chat rooms having the message with the at least one keyword together with (2) inclusion information corresponding thereto, which indicates inclusion of the at least one keyword in the message.