Abstract: Provided are filter media for liquid filters and a method of manufacturing the same, in which a thin filter layer is formed and the content of nanofibers weighs light, by laminating a low weight nanofiber web on a porous nonwoven fabric, and thus a less differential pressure is applied before and after filtering, to thereby increase a pass flow rate. The filter medium includes: a porous support that plays a strength support role; and a nanofiber web that is laminated on one side of the porous support and is made of nanofibers of a polymer material, in which the nanofiber web comprises fine pores of a three-dimensional structure, through which a liquid to be treated passes, wherein content of the nanofibers is less than 5 gsm.

Abstract: A multilayer adhesive tape in which an interface separation between layers does not occur even at in extremely low temperature atmosphere is provided. The multilayer adhesive tape sequentially includes: a first outer adhesive layer; an intermediate adhesive layer; and a second outer adhesive layer, in which attaching force among the first outer adhesive layer, the intermediate adhesive layer, and the second outer adhesive layer is maintained after the multilayer adhesive tape is treated in liquefied nitrogen for 15 seconds.

Abstract: Provided is a multilayer adhesive tape having excellent step coverage and reworkability. The multilayer adhesive tape sequentially includes: a first outer adhesive layer; an intermediate adhesive layer; and a second outer adhesive layer, in which the intermediate adhesive layer includes an intermediate adhesive polymer including: a polymerization unit of an alkyl group-containing (meth)acrylate monomer; a polymerization unit of a carboxyl group-containing monomer; and a polymerization unit of an acrylamide-based monomer.

Abstract: An electromagnetic wave shielding sheet for a shield-can is disclosed, which is disposed between a metal bracket and a shield-can for shielding electromagnetic waves generated in a circuit element. It includes: a first conductive sheet part which includes a first conductive sheet having an electrical conductivity and conductive adhesive members disposed on both surfaces of the first conductive sheet; a pressure imparting member which is disposed on one surface of the first conductive sheet part and is compressible by an external force; and a second conductive sheet part which includes a second conductive sheet having an electrical conductivity and disposed on one surface of the first conductive sheet part to cover at least one surface of the pressure imparting member, and is electrically connected to the first conductive sheet part.

Abstract: Provided is a method of manufacturing a printed circuit nano-fiber web. A method of manufacturing a printed circuit nano-fiber web according to an embodiment of the present invention includes (1) a step of electrospinning a spinning solution including a fiber-forming ingredient to manufacture a nano-fiber web; and (2) a step of forming a circuit pattern to coat an outer surface of nano-fiber included in a predetermined region on the nano-fiber web using an electroless plating method. According to the present invention, a circuit pattern-printed nano-fiber web having flexibility and resilience suitable for future smart devices may be realized. In addition, a circuit pattern may be densely formed to a uniform thickness on a flexible nano-fiber web using an electroless plating method, and the flexible nano-fiber web may include a plurality of pores.

Abstract: A computing device includes a processor and a non-volatile dual in-line memory module (NVDIMM) connected to the processor. The NVDIMM includes a first memory having a first processing speed and a first storage capacity, a second memory having a second processing speed lower than the first processing speed and a second storage capacity larger than the first storage capacity, and a controller that evicts or fetches data between the first memory and the second memory. When the processor recognizes a first situation to evict data or a second situation to prefetch data, the processor transmits a command including first information of a logical address of data associated with the first situation or the second situation, second information of a length of the data associated with the first situation or the second situation, and third information indicating the first situation or the second situation to the NVDIMM.

Abstract: Provided is a flexible electromagnetic wave shielding material. An electromagnetic wave shielding material according to an embodiment of the present invention includes a conductive nanofiber web having a nanofiber web formed of a nanofiber and including multiple pores and a metal layer covering at least a portion of the nanofiber disposed on a surface portion of the nanofiber web, wherein a metal particle is provided in at least some of the pores; and an elastic member brought in contact with one surface of the conductive nanofiber web of the metal layer.

Abstract: A multilayer adhesive tape exhibiting high step coverage and having both high reworkability and excellent punchability is provided. The multilayer adhesive tape sequentially includes: a first outer adhesive layer; an intermediate adhesive layer; and a second outer adhesive layer, in which a glass transition temperature of the intermediate adhesive layer is ?40° C. or more and 0° C. or less, a glass transition temperature of each of the first outer adhesive layer and the second outer adhesive layer is ?60° C. or more and ?20° C. or less, and a difference in glass transition temperature between each of the first outer adhesive layer and the second outer adhesive layer and the intermediate adhesive layer is 5° C. or more and 25° C. or less.

Abstract: Provided is a flexible electromagnetic wave shielding material. An electromagnetic wave shielding material according to an embodiment of the present invention is implemented to include a conductive fiber web including a conductive composite fiber including a metal shell part covering an outside of a fiber part such that the conductive composite fiber forms multiple pores; and a first conductive component provided in at least some of the pores. The electromagnetic wave shielding material is so excellent in flexibility, elasticity, and creasing/recovery that the electromagnetic wave shielding material may be freely changed in shape, and can be brought in complete contact with a surface where the electromagnetic wave shielding material is intended to be disposed even if the surface has a curved shape such as an uneven portion or a stepped portion, thus exhibiting excellent electromagnetic wave shielding performance.

Abstract: Provided are a flexible electromagnetic shielding sheet and an electronic device having the same. The flexible electromagnetic shielding sheet includes: a pressure-sensitive adhesive tape having an electrically conductive adhesive layer on one surface thereof; a fiber web adhered to the electroconductive adhesive layer and formed by accumulating fibers; a metal layer formed on at least one surface of the fiber web to shield electromagnetic waves; and an insulating film bonded to the fiber web on which the metal layer is formed. Further, the pressure-sensitive adhesive tape includes: a fiber-accumulating type substrate formed by accumulating a plurality of fibers and having a plurality of pores; and an electrically conductive adhesive layer formed on either surface of the fiber-accumulating type substrate, and made of an electrically conductive adhesive material filled in the plurality of pores and electrically connected to the fiber-accumulating type substrate by an applied pressure.

Abstract: A dermal adhesive patch is provided. The dermal adhesive patch according to an exemplary embodiment of the present invention is adhered to skin through an ampoule containing a mixing ingredient, a drying ingredient, a viscosity control ingredient, and a moisturizing ingredient. The dermal adhesive patch comprises: a support body; and a membrane layer formed as a nanofiber web having pores to block moisture and to allow air to pass through the membrane layer, and detachably laminated on one surface of the support body.

Abstract: Provided is a method of manufacturing a cell culture support having improved cell adhesion and mobility. The method includes: mixing a hydrophilic polymer, a hydrophobic polymer and a solvent to prepare an electro-spinning solution having a viscosity from 50 cps to 2000 cps; electro-spinning the electro-spinning solution to form polymer fibers having beads formed on each of the fibers; accumulating the polymer fibers to form a fibrous web having pores; and penetrating a culture solution into the pores of the fibrous web. The beads have a diameter larger than that of the polymer fibers.

Abstract: Electromagnetic wave shielding material including a conductive fiber web with multiple pores and a heat dissipation unit provided in at least some pores that is so excellent in flexibility, elasticity, and creasing/recovery that it can be changed in shape freely and brought in complete contact with a surface where the material is to be disposed even if the surface has a curved shape, uneven portions, or stepped portions, thus exhibiting excellent electromagnetic wave shielding performance and prevent deterioration thereof despite various shape changes. Since heat dissipation performance is excellent, heat generated in an electromagnetic wave source can be rapidly conducted and released. Even if parts are provided in a narrow area at high density, the material can be brought in close contact with mounted parts by overcoming a tight space between the parts and a stepped portion. The invention is employed for light, thin, short, and small or flexible devices.

Abstract: A filter medium is provided. The filter medium according to an embodiment of the present invention comprises a second support body and a nanofiber web layer which are sequentially stacked on each of both surfaces of a first support body, and is a filter medium having a flow path through which a filtrate filtrated in the nanofiber web flows in the direction of the first support body, wherein the nanofiber web has a basis weight of 30 g/m2 or less, the first support body has a basis weight of 250 g/m2 or more, and a thickness of 90% or more of the total thickness of the filter media. Accordingly, even in a backwash process performed at high pressure, as the shape, structural deformation, and damage of the filter medium can be minimized, the use period can be extended.

Abstract: Provided is a heating patch. The heating patch includes: a flexible plate-shaped base substrate; an electrode portion including a pair of lead electrodes formed on at least one surface of the base substrate along a longitudinal direction to be spaced apart along a width direction of the base substrate, and a pair of branch electrodes extending from the lead electrodes along the width direction of the base substrate to be not electrically connected to each other and to be overlapped with each other; a heating portion including a conductive heating material disposed in an overlapped part between the branch electrodes which have a predetermined area and face each other to generate heat while conducting the pair of branch electrodes to each other; and a pair of cover members disposed on both sides of the base substrate to prevent the electrode portion and the heating portion from being exposed externally.

Abstract: A filter medium according to one embodiment of the present invention comprises: a first support having a plurality of pores; a nanofiber web comprising nanofibers disposed on upper and lower portions of the first support and forming a three-dimensional network structure, and a hydrophilic coating layer formed on at least a part of an outer surface of the nanofibers, wherein the hydrophilic coating layer is formed of a hydrophilic coating composition comprising a hydrophilic polymer compound having at least one functional group selected from a hydroxyl group and a carboxyl group and a crosslinking agent comprising at least one sulfone group; and a second support having a plurality of pores interposed between the first support and the nanofiber web.

Abstract: The present disclosure relates to a three-dimensional micro-environment structure for controlling cell behavior, a three-dimensional surface and an array for controlling cell behavior, and a method for manufacturing the three-dimensional micro-environment structure.

Abstract: A filter medium is provided. The filter medium according to an embodiment of the present invention comprises: a first support body having a plurality of pores; a nanofiber web comprising nanofibers disposed on upper and lower sides of the first support body and forming a three dimensional network structure; and a second support body having a plurality of pores interposed between the first support body and the nanofiber web, wherein the nanofiber web is realized as a filter medium that satisfies: (1) an elongation of 25% or more, (2) an air permeability of 0.1 to 2.00 cfm, and 3) porosity of 60%˜85%. Accordingly, since the filter medium has a fixed level of mechanical properties of the nanofiber web, the shape, structure deformation, and damage of the filter medium are minimized and a flow path is smoothly secured during a water treatment operation so that the filter medium can have a high flow rate.

Abstract: Provided is a wearable device and a method of manufacturing the same. The wearable device includes: a wearable flexible printed circuit board having a circuit pattern formed on a base substrate having flexibility, air-permeability, and waterproofness; and a functional module mounted on the wearable flexible printed circuit board.

Abstract: Provided are a capacitive deionization electrode module, a method of manufacturing the same, and a deionization apparatus using the same. The capacitive deionization electrode module includes: a conductive support that is formed by injecting and fixing carbon-based electrode powders into and to fine pores of a porous substrate; and a coating layer coated on one surface of the conductive support, to thereby implement a current collector for the deionization apparatus having ultra-thin, slim, and excellent flexible features.