baber/WOPTO huggingface dataset:
Patent KR-20180113609-A (KR)
Title: 광학계 구조체, 광학 측정 장치 및 광학 측정 방법
Inventor: OKI YUJI
IPC: G01N21/64
Filed: 2017-02-24
Abstract: 본 발명은, 광로부의 매질에 고체 또는 액체를 이용한 광학 측정 장치에 있어서, 라만광을 억제하여, 측정 정밀도를 향상시키는 것이 가능한 광학계 구조체 등을 제공하는 것을 목적으로 한다.   
광학 측정계에 있어서 파수 k1의 제1 광을 측정 시료에 조사하여 발생하는 관측광을 투과시키는 광로부와, 상기 광로부로의 외부로부터의 광을 차단함과 함께 굴절률이 상기 광로부와 매칭되어 있음으로써 상기 광로부의 내부의 노이즈광을 저감하는 차광부를 구비하는 광학계 구조체이며, 상기 광로부는, 매질로서 고체 또는 액체가 이용되고 있으며, 상기 광로부의 내부에, 상기 제1 광이 상기 광로부를 통과할 때에 발생하는 라만 시프트에 기인하는 파수 k2의 제2 광의 진행을 차단하는 필터 부재를 구비하는, 광학계 구조체이다.
Patent KR-20180121553-A (KR)
Title: 탄화된 염화비닐리덴 코폴리머 가스 분리 멤브레인을 통한 가스의 분리, 및 이의 제조 방법
Inventor: LIU JUNQIANG
IPC: B01D71/80
Filed: 2017-03-14
Abstract: 수소 및 더 큰 가스 분자를 지닌 가스 혼합물로부터 수소를 분리하는 방법은, 가스 혼합물을 수소/메탄 선택도와 함께 수소 투과도를 갖는 탄화된 폴리염화비닐리덴(PVDC) 코폴리머 멤브레인을 통하여 유동시키는 것으로 구성되는데, 여기서 상기 수소 투과도와 수소/메탄 선택도의 조합은 (i) 적어도 30 GPU 수소 투과도 및 적어도 200 수소/메탄 선택도 또는 (ii) 적어도 10 GPU 수소 투과도 및 적어도 700 수소/메탄 선택도이다. 상기 탄화된 PVDC 코폴리머는, 1 마이크로미터 내지 250 마이크로미터의 두께를 갖는 폴리염화비닐리덴 코폴리머 막 또는 중공 섬유를 100℃ 내지 180℃의 전처리 온도로 가열하고 구속시켜서, 전처리된 폴리염화비닐리덴 코폴리머 막을 형성시킨 다음, 전처리된 폴비염화비닐리덴 코폴리머 막을 350℃ 내지 750℃의 최대 열분해 온도로 가열 및 구속시킴으로써 제조될 수 있다.
Patent KR-20180110226-A (KR)
Inventor: TANIGUCHI TOMOAKI
IPC: H01M50/105
Filed: 2015-04-22
Abstract: 기재층과, 해당 기재층의 한쪽 면 상에 접착층을 개재하여 형성된 금속박층과, 해당 금속박층의 기재층과는 반대의 면 상에 배치된 실란트층을 구비하고, 기재층이, 폴리에스테르 엘라스토머 및/또는 비정질 폴리에스테르를 함유하는 폴리에스테르 수지를 포함하는 층인, 축전 장치용 외장재이다.
Patent KR-20180135467-A (KR)
Title: 이온의 온·오프면 스위치를 사용한 전기 화학 반응 장치
Inventor: MURAHARA MASATAKA
IPC: C25B1/46
Filed: 2017-04-12
Abstract: 본 발명의 일 실시 형태는, 한 쌍의 전극, 이 한 쌍의 전극 사이에 존재하는 전해질 수용액, 적어도 일면이 상기 전해질 수용액과 접촉하여 배치되는, 서로 연통하는 복수의 미세공을 가지는 발수성 다공질 불소 수지막, 상기 전해질 수용액을 가압하기 위한 가압 수단을 포함하고, 이온 도전체로서 동작하는 이온의 온·오프면 스위치를 구비하는 화학 반응 장치이다. 본 실시 형태에 의하면, 발수성 다공질 불소 수지막을 이온의 온·오프면 스위치로서 사용한 전해 정제, 이차전지 및 커패시터를 제공할 수 있다.
Patent KR-20190007048-A (KR)
Title: 직접 스즈키 커플링에 의한 6-아릴-4-아미노피콜리네이트 및 2-아릴-6-아미노피리미딘-4-카르복실레이트의 합성
Inventor: FISK JASON S
IPC: C07D239/02
Filed: 2017-05-19
Abstract: 6-아릴-4-아미노피콜리네이트, 예컨대 아릴알킬 및 알킬 4-아미노-3-클로로-6-(4-클로로-2-플루오로-3-메톡시페닐)피리딘-2-카르복실레이트, 및 아릴알킬 및 알킬 4-아미노-3-클로로-5-플루오로-6-(4-클로로-2-플루오로-3-메톡시페닐)피리딘-2-카르복실레이트의 개선된 합성 방법이 본원에 기재된다.  개선된 방법은 현행 화학적 공정에서의 보호/탈보호 단계를 제거하여 따라서 다양한 원료, 장비 및 사이클 시간을 제거하거나 감소시킨 직접 스즈키 커플링 단계뿐만 아니라 다른 공정 조건의 변형 예를 들어 조 AP의 사용, ABA-diMe의 사용 및 pH, 촉매 농도, 용매 조성 및/또는 후처리 절차의 변경을 포함한다.  본 발명은 2-아릴-6-아미노피리미딘-4-카르복실레이트의 합성을 포함하도록 확장되었다.
Patent KR-20190032290-A (KR)
Title: 석출 경화 스테인레스강 및 그의 제조
Inventor: ANDERSSON JAN ERIK
IPC: C22C38/44
Filed: 2017-05-31
Abstract: C: 0.05 내지 0.30 wt%, Ni: 9 내지 10 wt%, Mo: 0.5 내지 1.5 wt%, Al: 1.75 내지 3 wt%, Cr: 10.5 내지 13 wt%, V: 0.25 내지 1.5 wt%, Co: 0 내지 0.03 wt%, Mn: 0 내지 0.5 wt%, Si: 0 내지 0.3 wt%, 100 wt%까지의 잔량은 Fe 및 불순물 원소의 조성을 가지되, Al 및 Ni의 양은 또한 Al = Ni/4 ± 0.5 (wt%)를 충족시키는 추가 조건을 가지는, 석출 경화 스테인레스강이 제공된다. 추가로, Cr eq 는 11 내지 15.4 wt% 구간 내에 있고, Ni eq 는 10.5 내지 15 wt% 구간 내에 있다. 코발트의 양은 0.01 wt% 훨씬 아래의 매우 낮은 양을 가질 가능성이 있다. 석출 경화 스테인레스강은 낮은 편석, 승온에서 높은 항복 강도를 나타내며, 또한 적절하게 질화될 수 있다. 석출 경화 스테인레스강은 고온에서 동일한 강도를 갖는 최신 기술에 따른 스테인레스강에 비해 제조가 더 경제적이다.
Patent KR-20190010613-A (KR)
Title: 스피로-락탐 nmda 수용체 조정제 및 그의 용도
Inventor: KHAN M AMIN
IPC: A61P25/00
Filed: 2017-05-18
Abstract: NMDA 수용체 활성의 조정에서의 효능이 증진된 화합물을 개시한다.  상기 화합물은 병태, 예컨대, 우울증 및 관련 장애의 치료에 사용될 수 있다.  상기 화합물의, 경구적으로 이용가능한 제제, 및 정맥내 제제를 비롯한, 다른 제약상 허용되는 전달 형태 또한 개시한다.
Patent KR-20190010884-A (KR)
Title: 무선 통신 방법 및 장치
Inventor: JIN HUI
IPC: H04W8/26
Filed: 2016-08-22
Abstract: 본 발명은 무선 통신 방법 및 장치를 제공한다. 방법은 통신 시스템에 적용된다. 상기 통신 시스템은 사용자 기기(user equipment, UE), 무선 액세스 네트워크(radio access network, RAN), 제1 코어 네트워크 엔티티 및 적어도 하나의 네트워크 슬라이스를 포함한다. 상기 방법은: 상기 제1 코어 네트워크 엔티티가 UE와의 시그널링 접속을 구축하는 단계; 상기 제1 코어 네트워크 엔티티가 시그널링 접속을 통해 UE에 의해 송신되는 네트워크 슬라이스 정보 및 비 액세스 계층(non-access stratum, NAS) 메시지를 수신하는 단계; 상기 제1 코어 네트워크 엔티티가 네트워크 슬라이스 정보에 기초해서 적어도 하나의 네트워크 슬라이스로부터 목표 네트워크 슬라이스를 결정하는 단계 - 목표 네트워크 슬라이스는 제2 코어 네트워크 엔티티를 포함하고, UE는 RAN 및 제1 코어 네트워크 엔티티를 사용해서 제2 코어 네트워크 엔티티와의 NAS 통신을 수행함 - ; 및 상기 제1 코어 네트워크 엔티티가 제2 코어 네트워크 엔티티에 NAS 메시지를 송신하는 단계를 포함한다. 이 방법에서, 통신 프로세스에서의 시그널링의 양이 감소될 수 있고 네트워크 관리 및 유지 보수 효율성이 향상될 수 있다.
Patent KR-20200084104-A (KR)
Title: Spacer for protecting organs from damage caused by radiotherapy
Inventor: KWON DONG YEOB
IPC: G21F1/10
Filed: 2019-01-02
Abstract: The present invention relates to a spacer for preventing damage to normal organs during a radiation therapy. In the spacer for preventing damage to normal organs during the radiation therapy to secure a space between two organs by being inserted between a first organ and a second organ adjacent to the human body, the spacer for preventing damage to normal organs during the radiation therapy is formed of a shape memory polymer.
Patent KR-20200084531-A (KR)
Inventor: HWANG YOUNG NAM
IPC: A23L13/00
Filed: 2019-01-03
Abstract: The present invention relates to a method for producing fish meat pancake containing fish meat. The present invention is prepared by adding and mixing food ingredient additives to fish meat, squid, starch, crushed carrots, leeks, etc. to make a fish meat pancake containing fish meat that evenly contains nutrients necessary for growth and health maintenance according to the taste and texture of youth to make it easy for anyone to eat while bringing a major change in the food culture. In addition, it is possible to gradually reduce the number of foreign foods so as to make a big contribution to improving the physical strength of youth.
Patent KR-20200057576-A (KR)
Title: LED Lamp
Inventor: PARK MYUNG KOO
IPC: F21V23/02
Filed: 2019-01-08
Abstract: Provided is an LED lamp with relatively constant power characteristics. According to one embodiment of the present invention, a compatible LED lamp having first to fourth connector pins connected to a ballast for a fluorescent lamp includes: a first terminal unit (310) including the first connector pin and the second connector pin and having a single output terminal; a second terminal unit (320) including the third connector pin and the fourth connector pin and having a single output terminal; a first rectifying unit (330) for receiving an output of the output terminal of the first terminal unit and an output of the output terminal of the second terminal unit to output full-wave rectified current; a first inductor (340) disposed in a current path formed between the first connector pin to the fourth connector pin and the first rectifying unit; a second inductor (350) connected in series to an output terminal of the first rectifying unit; and an LED array (360) connected in series to the second inductor.
Patent KR-20200087566-A (KR)
Inventor: JANG NAM CHEOL
IPC: H02K11/25
Filed: 2019-01-11
Abstract: The present invention relates to a brushless DC (BLDC) motor. According to the present invention, the BLDC motor comprises: a motor rotation unit including a stator and a rotor; a rotor speed and position output unit; a motor driving unit; and a main control unit, wherein the rotor speed and position output unit includes a rotor speed and position calculation unit. According to the present invention, the failure of the BLDC motor can be minimized and driving efficiency can be improved.
Patent KR-20200088005-A (KR)
Title: Oil-in-water cosmetic composition of gel form with phase transfer characteristics
Inventor: GWAK SEONGGEUN
IPC: A61K8/36
Filed: 2019-01-14
Abstract: Disclosed in the present invention is a gel formulation oil-in-water-type cosmetic material composition comprising: a fatty acid; hydrocarbon-based oil; an emulsifier having HLB of 3 to 6; an emulsifier having HLB of 10 to 18; and oil absorption powder. The cosmetic material composition has phase transition characteristics from a gel phase to a liquid phase when being applied to skin. Specifically, the gel formulation oil-in-water-type cosmetic material composition according to the present invention simultaneously contains a w/o-type emulsifier having HLB of 3 to 6 and an o/w-type emulsifier having HLB of 10 to 18. Thus, due to rapid phase transition properties to a liquid from a gel formulation when the composition is applied to skin, strong adhesion senses and dry and soft finishing senses are ensured after water is volatilized, and the sense of use is excellent. In addition, the gel formulation oil-in-water-type cosmetic material composition according to the present invention has good spreading properties due to a high viscosity gel formulation, and an oil component is stably emulsified. Thus, skin moisturizing senses are also excellent.
Patent KR-20200089049-A (KR)
Inventor: KIM KI DEOK
IPC: G06Q10/02
Filed: 2019-01-16
Abstract: The present invention relates to a method, apparatus and computer program for providing waiting information. The present invention, in the method of providing waiting information, includes the steps of: receiving a first check-in signal including location information of a first terminal and identification information of a first store from any first terminal; generating first waiting line information of the first store using the location information of the first terminal and the identification information of the first store; and providing the first waiting line information to at least one terminal accessing a server. According to the present invention, even when the store does not manage waiting members, a consumer can more accurately and quickly check the waiting information in real-time.
Patent KR-20200091141-A (KR)
Inventor: KIM YOUNG HOON
IPC: G01S13/68
Filed: 2019-01-22
Abstract: The present invention relates to an apparatus for estimating the number of targets which comprises: a radar signal reception unit receiving a radar signal reflected from an object located on the ground from a detection signal transmitted from a radar; and a control unit learning the number of targets by processing the received radar signal and estimating the number of targets by processing a newly received radar signal based on the learned information.
Patent KR-20200092073-A (KR)
Title: Brazier For Roast
Inventor: RYU GWANG HOON
IPC: A47J37/06
Filed: 2019-01-24
Abstract: The present invention relates to a roasting brazier to provide a grilling effect by charcoal, cook side materials such as vegetables, and reduce manufacturing cost. According to the present invention, the roasting brazier comprises: a combustion vessel formed in a box shape with an open upper part, having an upper reception plate disposed on an upper end, and having an air hole formed to supply air; a roasting plate placed on a lower reception plate of the combination vessel and allow food to be placed and cooked thereon; and charcoal and firewood placed on the lower reception plate of the combustion vessel. The roasting plate comprises: a frame formed in a planar shape like a charcoal case to be placed on the upper reception plate of the charcoal case; a planar tray disposed on one side of the frame; and a grill main body installed in a space where the tray is not placed and having a plurality of through-holes to allow heat coming up from the charcoal case to upwardly pass through.
Patent KR-20200096334-A (KR)
Inventor: KANG YEOUNG AH
IPC: F21V33/00
Filed: 2019-02-01
Abstract: The present invention relates to a seawater battery for supplying current to a light emitting means mounted on a life jacket, wherein the seawater battery includes a first positive electrode for flowing generated electrons to a conducting wire, a second positive electrode and a negative electrode for storing generated electrons in a capacitor, an electrolyte allowing the current to flow, and a capacitor for charging using electrons of the second positive electrode among electrodes generates through each redox reaction at the two positive electrodes. According to the present invention, charging is not required using separate cords.
Patent KR-20200097424-A (KR)
Inventor: SHIN SUNGCHUL
IPC: B60W10/10
Filed: 2019-02-08
Abstract: The present invention relates to an apparatus for controlling a transmission of a vehicle, comprising: a gear actuator unit which performs transmission through a shift motor performing a shift operation of a transmission apparatus of the vehicle; and a control unit which controls the transmission of the vehicle by transmitting a control command to the gear actuator unit for controlling the shift motor through a main communication line, controls the transmission of the vehicle by transmitting a control command to the gear actuator unit through a backup communication line when the main communication line fails, and controls the gear actuator unit through a control flag reflecting a preset control duty for controlling the shift motor in order to prevent a transmission control error from occurring during the time spent for converting the communication line for controlling the gear actuator unit from the main communication line into the backup communication line when the main communication line fails. The apparatus for controlling the transmission of a vehicle is able to prevent a transmission control error caused by communication disorder.
Patent KR-20200098781-A (KR)
Title: Display device
Inventor: CHAE SE BYUNG
IPC: G06K9/00
Filed: 2019-02-12
Abstract: The present invention relates to a display device. According to one embodiment of the present invention, the display device comprises: a fingerprint sensor; a display panel including first pixels defined in a fingerprint sensing area overlapping the fingerprint sensor and second pixels defined in an area excluding the fingerprint sensing area; and a luminance control unit, in which the first pixels and the second pixels generate light in response to a plurality of data signals during a normal driving period, and the first pixels control high luminance light having the luminance higher than the luminance of the generated light in response to the plurality of data signals during a fingerprint detection driving period in which a fingerprint is detected by the fingerprint sensor. Accordingly, the accuracy of fingerprint recognition can be improved.
Patent KR-20200099317-A (KR)
Inventor: PARK SUNG HOON
IPC: G06Q50/10
Filed: 2019-02-14
Abstract: Provided is a method for providing demonstration using VR. The method includes the steps of: receiving a demonstration space creation request from a demonstrator terminal device which will perform a demonstration of VR content in a VR space; receiving a participation request for the demonstration space created based on the demonstration space creation request from at least one participant terminal device; participating the at least one participant terminal device on the demonstration space based on a participation request; and providing the demonstration of the VR content in the VR space to the at least one participant terminal device participating in the demonstration space.
Patent KR-20200108619-A (KR)
Title: Roll Screen Apparatus with Axial Tubular Member Which is Firmly Fixed to the Rotation Roll
Inventor: PARK YOUNG SUN
IPC: E06B9/42
Filed: 2019-03-11
Abstract: The present invention relates to a roll screen apparatus having an axial tubular member firmly fixed to a rotation roll. The roll screen apparatus comprises: a roll case installed on a window frame or a door frame; a rotation roll accommodated in the roll case and rotated; a handle case moving in a first direction approaching the roll case and a second direction away from the roll case; an insect screen which has one end wound around the rotation roll and the other end fixed to the handle case, and is drawn into the roll case or out from the inside of the roll case when the handle case is moved; and tubular members coupled to both ends of the rotation roll to rotate simultaneously with the rotation of the rotation roll. The outer circumferential surface of each of the tubular members has a locking member that protrudes to have a diameter greater or smaller than the inner diameter of the rotation roll so that a press-in state can be reliably maintained regardless of the manufacturing tolerance of the rotation roll.
Patent KR-20200110063-A (KR)
Inventor: PARK JONG KWAN
IPC: A01G9/02
Filed: 2019-03-15
Abstract: The present invention relates to a block assembly and a plant growth apparatus. According to a first aspect of the present invention, the block assembly for forming the plant growth apparatus in a form of a square assembly by coupling comprises: a plate-shape base having a L-shape; a coupling groove formed at one end of the base; and a coupling protrusion formed to be extended from the other end of the base, thereby being able to easily and simply assemble the plant growth apparatus.
Patent KR-20190121686-A (KR)
Title: System for connecting housing elements of a device for heat transfer
Inventor: HRUZA HYNEK
IPC: F28F21/06
Filed: 2019-03-21
Abstract: The present invention relates to a system for connecting housing elements (1, 10) of a heat transfer apparatus without an auxiliary means. According to the present invention, the system comprises a housing including first and second housing elements (1, 10) which are disposed to face each other by sectional surfaces (5) and are interconnected through form fitting type connection. In this case, the housing elements (1, 10) come in contact by side edges (6) formed in a region of the sectional surfaces (5). A connection is realized by a latching device including a first latching element (7) arranged on the side edge (6) of the first housing element (1) and a second latching element (11) arranged on the side edge of the second housing element (10). In this case, the first latching elements (7) are a groove and formed by including a flat surface arranged in parallel to the sectional surface (5). A molding part (9) protruding from the side edge (6) is formed between the first latching element (7) and the sectional surface (5) on the outer surface of the side edge (6) of the first housing element (1). The molding part has a flat surface arranged in a plane unfolded from the flat surface of the first latching element (7) on a side surface facing the first latching element (7) to form a support surface (12) in which the molding part (9) is coupled to the flat surface of the first latching element (7) for the second latching element (11).
Patent KR-20200117482-A (KR)
Inventor: KIM JONG MIN
IPC: G06F3/041
Filed: 2019-04-04
Abstract: The present invention relates to a touch sensor-antenna module with improved signal transmission/reception reliability and efficiency. According to embodiments of the present invention, the touch sensor-antenna module comprises: a base layer including an active area and a bonding area; a touch sensor electrode layer disposed on the base layer; a radiation electrode; and an antenna pad. The touch sensor electrode layer comprises: sensing electrodes disposed on the active area; traces extending from the sensing electrodes; and touch sensor pads connected to the end parts of the traces and disposed on the bonding area, wherein the antenna pad is electrically connected to the radiation electrode and is disposed on the bonding area together with the touch pads.
Patent KR-20200117517-A (KR)
Inventor: KIM DONG JIN
IPC: A23L17/40
Filed: 2019-04-04
Abstract: The present invention relates to a new seaweed Korean sausage which has a different taste differentiated from the existing Korean sausage, has good nutrition, and has high consumer preference by using seaweed and a manufacturing method thereof. According to the present invention, provided are the seaweed Korean sausage and the manufacturing method of the seaweed Korean sausage, comprising: a process of preparing a Korean sausage skin by cleaning pork tripe or beef tripe and removing moisture; a process of making fillings for Korean sausage using seonji (clotted blood from slaughtered cows and pigs), minced seaweed, minced pork, minced vegetables, seasoning, glutinous rice flour, and rice flour; a process of making raw Korean sausage by putting the fillings of the Korean sausage made in the above process into the Korean sausage skin; and a process of boiling the raw Korean sausage made in the above process in broth, wherein, in the process of making the fillings of the Korean sausage, at least one of hijiki and seaweed stems is used as seaweed.
Patent KR-20200119099-A (KR)
Inventor: KIM MYEONGHO
IPC: A01N25/04
Filed: 2019-04-09
Abstract: The present invention relates to a composition for controlling pests having stability against high temperature and moisture, and to a method for controlling pests using the same and, more specifically, to a composition for controlling pests, which uses silicone oil for the formulation of an oil base, and eliminates high temperature and moisture stability problems when stored using molecular sieves to control the amount of moisture in the formulation, and to a method for controlling pests using the same.
Patent KR-20200124110-A (KR)
Inventor: PARK JU HYUN
IPC: F24F3/14
Filed: 2019-04-23
Abstract: The present invention aims to provide a dehumidification rotor which is able to make parts for rotating and driving the rotor be commonly used, to reduce the number of parts while having the same functions and performance, to simplify the assembly structure, to improve assembly properties, and to minimize the manufacturing cost. To this end, according to the present invention, the dehumidification rotor comprises: a rotor which is rotatably placed across a first space and a second space, which are spatially separated from each other, and which absorbs moisture contained in a fluid passing through one of the first space and the second space, thereby rotating toward the other of the first space and the second space and discharging the absorbed moisture; and a pair of rotor housings which are engaged by supporting both side units of the rotor and formed in the same circular structure to be assembled with each other at symmetric positions.
Patent KR-20200125799-A (KR)
Inventor: JANG HWAN YOUNG
IPC: G02F1/1341
Filed: 2019-04-25
Abstract: Disclosed are a liquid crystal display and a manufacturing method thereof, capable of sufficiently filling liquid crystal in an edge portion of an active area. The liquid crystal display according to an embodiment of the present invention includes: a first display panel and a second display panel including a display area for displaying an image and a peripheral area surrounding the display area in a plan view; a sealant disposed between the first display panel and the second display panel and having a shape of a closed loop surrounding the display area in the plan view; a liquid crystal layer disposed between the first display panel and the second display panel and including liquid crystal molecules; and a protrusion disposed on the first display panel, disposed between the display area and the sealant in the plan view, and protruding toward the second display panel, wherein the first display panel includes a first substrate, and the protrusion includes: a peak where the protrusion has a highest height with respect to an upper surface of the first substrate, a first portion disposed between the peak and the sealant, and a second portion disposed between the peak and the display area, and wherein an inclination angle of an upper surface of the first portion is less than an inclination angle of an upper surface of the second portion in a cross-sectional view.
Patent KR-20200127090-A (KR)
Title: Tracheal tube composition for removal of biofouling
Inventor: PARK JIN KUEN
IPC: A61L29/12
Filed: 2019-04-30
Abstract: The present invention relates to a composition for a tracheal tube having a biofouling removal function, and more specifically, to a composition for a tracheal tube which provides a biofouling removal function by having conductivity even at a low voltage. The composition for a tracheal tube of the present invention has a function of preventing agglomeration of mucus by a low voltage electrical signal, thereby preventing clogging of the tube by phlegm and the like and prolonging the replacement cycle of the tube.