baber/WOPTO huggingface dataset:
Patent KR-20130082248-A (KR)
Title: Basic fabric for facilities supporting
Inventor: SUN MIN YOUNG
IPC: G01F23/00
Filed: 2012-01-11
Abstract: PURPOSE: A foundation structure for installing a facility is provided to facilitate repair and maintenance of a settled foundation column unit by allowing an administrator to easily recognize the settlement of the foundation column unit. CONSTITUTION: A foundation structure for installing a facility comprises a foundation column unit (10) and a settlement sensor. The settlement sensor is included in the foundation column unit and senses the settlement. The foundation column unit comprises a column member (110), an auxiliary column member (120), and a connection member (130). The auxiliary column member is installed on the outside of the column member at regular intervals and is embedded into the ground. The connection member connects the column member and the auxiliary column member. The settlement sensor is included on the outer circumference of a side surface of a ring-shaped support plate which is horizontally formed on the lower part of an upper auxiliary column.
Patent KR-20130085100-A (KR)
Title: Removable device is easy to rotate smartphone cases
Inventor: JANG DAE KYU
IPC: A44C25/00
Filed: 2012-01-19
Abstract: PURPOSE: An attaching and detaching device of a rotational smartphone case is provided to easily attach and detach one of a storage doll and a smartphone grip band to/from the smartphone case. CONSTITUTION: An attaching and detaching rotation device is attached to a smartphone case (2) which protects and supports a smartphone. The smartphone case is easily detached through the coupling of a coupling device to which one of a storage doll and a smartphone grip band is attached. The smartphone case is freely rotational. The storage doll easily receives peripheral devices and small articles of the smartphone.
Patent KR-20130086791-A (KR)
Title: 전자결재 연동 처리 방법 및 장치
Inventor: KANG EUN HYE
IPC: G06Q10/06
Filed: 2012-01-26
Abstract: 본 발명은 2 이상의 결제 시스템이 포함된 기관시스템에서 상신되는 결재 요청을 연동하여 처리하는 전자결재 연동 처리 방법 및 장치에 관한 것이다. 본 발명에 따른 전자결재 연동 처리 방법은 2 이상의 결재 시스템이 포함된 기관시스템 중 어느 하나의 시스템에서 상신된 전자 문서에 대한 결재 요청을 전송받는 결재요청 전송단계; 상기 결재 요청 중 적어도 어느 하나의 결재 요청을 선택하는 결재요청 선택단계; 상기 결재 요청 선택시 상기 선택된 결재 요청이 상신된 전자문서의 상기 기관시스템에서의 결재상태 정보를 전송받는 결재상태 전송단계; 및 상기 결재상태에 기반하여 상기 선택된 결재 요청을 처리하는 결재요청 처리단계를 포함하는 것을 특징으로 한다.
Patent KR-20130087921-A (KR)
Title: Method for manufacturing hydrophobic surface
Inventor: CHO YOUNG SAM
IPC: C09D5/00
Filed: 2012-01-30
Abstract: PURPOSE: A manufacturing method of water repellent surface is provided to conveniently manufacture the water repellent surface by using a metal, a polymer and a solvent. CONSTITUTION: A manufacturing method of water repellent surface comprises: a step of producing a mixing solution by mixing a metal powder, a water repellent polymer and a volatility solvent (S110); a step of pouring the mixing solution in a container in which a predetermined plate is contained (S120); a step of evaporating the volatility solvent from the container in which the mixing solution is contained; a step of taking out the plate in which the metal powder and the water repellent polymer are coated from the container. [Reference numerals] (S110) Producing a mixing solution by mixing a metal powder, a water repellent polymer and a volatility solvent; (S120) Pouring the mixing solution in a container in which a predetermined plate is contained; (S130) Evaporating the volatility solvent from the container in which the mixing solution is contained; (S140) Taking out the plate in which the metal powder and the water repellent polymer are coated from the container
Patent KR-20120088595-A (KR)
Title: Silicon electrode plate for plasma etching
Inventor: KOMEKYU TAKASHI
IPC: H01L21/3065
Filed: 2012-01-30
Abstract: PURPOSE: A silicon electrode plate for plasma etching is provided to suppress the occurrence of cracks by minimizing the unevenness of the surface during plasma etching. CONSTITUTION: A silicon electrode plate(12) is formed with a plurality of penetrated pores(5). A silicon wafer(4) is placed on a rack(3) in a vacuum vessel(1) of a plasma etching apparatus. A radio frequency voltage is applied between the silicon electrode plate and the rack by a radio frequency power source(6). A plasma(10) is generated in a space between the silicon electrode plate and the rack by applying the radio frequency voltage. The surface of the silicon wafer is etched through the physical reaction caused by the plasma.
Patent KR-20130090650-A (KR)
Title: Polarizing sunglasses with an optical amount adjustment device
Inventor: LEE SANG HWA
IPC: G02C7/10
Filed: 2012-02-06
Abstract: PURPOSE: A polarizing sunglass is provided to control light intensity which is projected to an eyeball by fixing one polarizing filter while concentrating multiple polarizing filters at a regular interval and rotating the other polarizing filter. CONSTITUTION: A first polarizing filter (100) forms and fixes a polarizing axis which is polarized with a fixed angle. A second polarizing filter (10) is separated from a front side or a rear side of the first polarizing filter as a regular length and is rotatably rotated. The second polarizing filter forms a polarizing axis such as the first polarizing filter. A sunglass frame supports the first and second polarizing filters. A position determination unit is included in the sunglass frame and rotates the second polarizing filter to a desire position and control the position.
Patent KR-20130092268-A (KR)
Title: Spray dot marking nozzle system
Inventor: LIM JIN HONG
IPC: B41J2/01
Filed: 2012-02-10
Abstract: PURPOSE: A spray dot marking nozzle system is provided to control the same with air and to reduce the clogging of a nozzle. CONSTITUTION: A spray dot marking nozzle system includes an MDB part (11), a spray head (12), and a control part. The MDB part houses ink. The spray head includes a nozzle jetting the ink. The control part transmits a control signal to the spray head. A switching part (13) receives main air, and then feeds control air (16) and atomizing air (15) to the spray head, and the MDB feeds the ink to the spray head. When the control air is input, the spray head moves a needle in order to pass the atomizing air to the nozzle, and in order to jet the ink with the atomizing air and air pressure on a tank.
Patent KR-20130096346-A (KR)
Title: Sap applied mountainous sterilizers
Inventor: LEE CHANG HYEON
IPC: C25B9/19
Filed: 2012-02-21
Abstract: PURPOSE: A local friendly sterilization method of painted maple sap is provided to improve storage and to barely have a dietetic change in ingredients. CONSTITUTION: A local friendly sterilization method of painted maple sap comprises the steps of: sapping a painted maple tree, adding saline into the sap of the painted maple tree and stirring the mixture, putting the sap passed through the previous steps in an electrolysis sterilizer, and gathering the sterilized sap to store. [Reference numerals] (AA) Perforation; (BB) Attaching hose or silicon cork to a hole; (CC) Connecting an earth wire or a main wire; (DD) Step of collecting water in a water catch; (EE) Step of adding and stirring 0.1% NaCl; (FF) Step of electrolysis-sterilizing though cell of an aseptate method; (GG) Step of collecting sterilization solution
Patent KR-20130097890-A (KR)
Title: System and method for recommending alternative words for specific domain area
Inventor: KIM PAN KOO
IPC: G06F17/27
Filed: 2012-02-27
Abstract: PURPOSE: A domain target word recommendation system and a method thereof are provided to minimize the error and mistake of verb and noun selection by providing the example of a target word. CONSTITUTION: A display unit (100) inputs a searching command for translating target words and target words. A target word database (DB) unit (200) extracts a target word candidate word in a specific domain massive amount document and constructs a target word DB by calculating the weighted value and the frequency of the target word candidate word. A recommended target word determination unit (300) receives a target word searching signal, extracts a recommended target word, compares the frequency of the recommended target word with the weighted value, selects the recommended target word, and outputs information related to the selected recommended target word to the display unit. [Reference numerals] (100) Display unit; (112) Word input unit; (114) Implementation button unit; (116) Output unit; (200) Target word database (DB) unit; (300) Recommended target word determination unit; (312) Candidate target word determination unit; (314) Comparing unit; (316) Recommended target word selecting unit; (320) Existing target word dictionary unit
Patent KR-20130097927-A (KR)
Title: Method and system for restful web service composition
Inventor: CHOI MIN
IPC: G06F17/30
Filed: 2012-02-27
Abstract: PURPOSE: A representational state transfer (REST) based web service combination system and a method thereof are provided to remarkably reduce the burden of a user in a server side program of a client-server distributed application by providing an REST based web service. CONSTITUTION: When a request is transmitted from a client, a web server (230) provides a web service to the client. A web service manager (210) loads an REST web service and processes response for a web service request from the web server. The client and the web server are communicated from each other according to a hyper text transfer protocol (HTTP) regulation and execute a dynamic object binding process. The web server includes and operates an REST web service group combining two or more REST web services. [Reference numerals] (210) Web service manager; (230) Web server; (240) Smartphone; (250) Web browser; (AA) Service developer; (BB) Web service; (CC,FF) Web service combination; (DD) Object 1; (EE) Object 2
Patent KR-20130100484-A (KR)
Title: Mobile communication system, mobile terminal and method for processing emergency signal
Inventor: CHO JEONG HOON
IPC: H04W4/90
Filed: 2012-03-02
Abstract: PURPOSE: A mobile communications system, a mobile terminal thereof and an emergency signal processing method thereof are provided to send an emergency signal to a mobile terminal of a protector only by manipulating a button included in the mobile terminal of the protector, thereby notifying the protector of an emergency situation occurring to a protected person. CONSTITUTION: A first mobile terminal (100) includes an emergency key button. The first mobile terminal generates and transmits an emergency signal notifying emergency situation occurrence as the emergency key button is inputted. A second mobile terminal (200) receives the emergency signal transmitted by the first mobile terminal through a mobile communications network. The second mobile terminal requests call connection to the first mobile terminal. If the call connection is requested by the second mobile terminal, the first mobile terminal automatically performs the call connection with the second mobile terminal. [Reference numerals] (100) First mobile terminal; (200) Second mobile terminal; (300) Mobile communication network; (400) Emergency control server
Patent KR-20130102137-A (KR)
Title: Context prediction system
Inventor: LEE SANG YONG
IPC: G06F17/10
Filed: 2012-03-06
Abstract: PURPOSE: The prediction accuracy can be improved. CONSTITUTION: A context normalizing means relatively classifies context attributes by clustering, and performs normalization. A connection rule generating means generates a connection rule by calculating credibility between context attributes. A pattern matching means searches a prediction candidate pattern including a context attribute to predict and a highest attribute. A context prediction means selects among searched prediction candidate patterns the highest in frequency, weighted value, and credibility. [Reference numerals] (AA) Match patterns; (BB) Are there any patterns identical to each other ?; (CC) Estimation coefficient = reliability x frequency x weighted value; (DD) Select candidate patterns; (EE) Expect context properties; (FF) Update weighted values; (GG) Estimation coefficient = frequency x weighted value
Patent KR-20130102796-A (KR)
Title: Automatic welding device for pipe
Inventor: KIM YOUN GYU
IPC: B23K37/00
Filed: 2012-03-08
Abstract: PURPOSE: A pipe automatic welding device is provided to increase a welding arc width in a welding about a narrow-gap, and to improve a welding speed. CONSTITUTION: An automatic welding device comprises a robot main body and a welding torch (100). The robot main body moves along a circumference of a pipe. The welding torch is installed at the robot main body. The welding torch comprises a torch body (110) installed at the robot main body, a rotation body (140) installed rotatably around a vertical axis, a rotation body drive unit (150) for rotating the rotation body, an electrode (120) fixed to the rotation body, and a nozzle unit covering the electrode in a form of having a width which is thinner than a width of a narrow-gap welding unit.
Patent KR-20130103156-A (KR)
Title: 샤프트 가공장치
Inventor: LEE SANG IL
IPC: B24B5/04
Filed: 2012-03-09
Abstract: 본 발명은 외주면의 종 방향으로 원주를 따라서 돌출된 접촉면이 외주면에 하나 이상 형성되고, 회전 가능하게 설치된 내측 드럼; 상기 내측 드럼을 감싸는 원통 형태로서, 외주면의 횡 방향으로 샤프트 형태의 제품이 안착되는 안착홈이 외주면에 복수 개 형성되고, 상기 접촉면과 대응되는 위치의 상기 안착홈 각각의 바닥면에 관통홀이 형성되며, 상기 안착홈에 안착된 제품의 외주면이 상기 관통홀을 통해 상기 접촉면과 접촉되도록 내주면이 형성되고, 회전 가능하게 설치된 외측 드럼; 상기 외측 드럼의 일측 외주면에 밀착되고 상기 외측 드럼의 회전에 대응하여 회전되도록 설치된 홀딩벨트; 및 상기 외측 드럼의 외주면 외측으로 돌출되는 상기 안착홈에 안착된 제품의 양측 또는 일측 단부가 연삭 가공되도록 상기 외측 드럼의 일측에 회전 가능하게 설치된 라운드 연마기; 를 포함하는 샤프트 가공 장치에 관한 것이다. 본 발명에 따르면, 여러 개의 제품을 단시간 내에 정해진 공차범위 내의 품질로 라운드 연마 가공시킴으로써, 라운드 연마 가공 공정의 생산 효율과 가공 품질을 최대화 할 수 있는 샤프트 가공장치를 제공할 수 있다.
Patent KR-20130106052-A (KR)
Title: Reflecting polarizer and method of the same
Inventor: LIM JUNG KU
IPC: G02B5/30
Filed: 2012-03-19
Abstract: PURPOSE: A reflective polarizer and a manufacturing method of the same are provided to penetrate different colors according to the position of a wire grid. CONSTITUTION: A reflective polarizer includes a support (10), a wire grid (20) and an oxide film (30). Multiple wire grids are formed in the support. The oxide film is formed in surfaces of some wire grids among the multiple wire grids. At least one wire grid among the multiple wire grids having oxide films includes a different oxide film having a different thickness from a neighbor wire grid.
Patent KR-20130018101-A (KR)
Title: Apparatus and method for controling in-device coexistence interference in wireless communication system
Inventor: AHN JAE HYUN
IPC: H04B7/26
Filed: 2012-03-19
Abstract: PURPOSE: A coexistence interference control device, and a method in a wireless communication system are provided to reduce generation of coexistence interference when handover is performed. CONSTITUTION: A control unit(2610) compares a preamble transmission failure counter with a predetermined threshold value. When the preamble transmission failure counter is larger than the predetermined threshold value, the control unit holds transmission and reception of an industrial, scientific and medical(ISM) band during a random access response window section. A terminal long term evolution transmission unit(2624) transmits random access preamble to a second base station until a random access response is received from the second base station. [Reference numerals] (2610) Control unit; (2612) Triggering unit; (2614) Holding section calculator; (2616) Holding command unit; (2620,2660) LTE module; (2622) Terminal LTE receiver; (2624) Terminal LTE transmitter; (2630) ISM module; (2662) Base station LTE transmitter; (2664) Base station LTE receiver; (AA) Handover command, RRC signaling, RRC connection resetting message, random access response, RRC connection reconfiguration message; (BB) Random access preamble, RCC connection resetting completion message, RRC connection reconfiguration request/completion message
Patent KR-20130116444-A (KR)
Title: 일체형 정착 네일 강화구 및 이를 이용한 지반보강공법
Inventor: JEONG SUN GUK
IPC: E02D5/80
Filed: 2012-03-23
Abstract: 본 발명은 일체형 정착제(강화구)를 이용한 지반보강공법에 관한 것으로, 더욱 상세하게는 인발저항력이 증가된 앵커 정착제와, 앵커 정착제에 고정되는 강연선으로 이루어지는 자유장 및 강연선에 내하체를 설치하여 지반에 천공된 천공홀에 시공함으로서 정착제에 의하여 인장력을 높여 지반 내부의 안정율을 최대한 높이도록 하며, 대규모 지반 변형이나 지진시에 자유장이 늘어나면서 압축력을 받는 그라우트의 길이도 함께 늘어나 인장 균열을 최소화할 수 있도록 한 지반보강공법에 관한 것이
Patent KR-20130108927-A (KR)
Title: Ramen cooking apparatus having taste selection function
Inventor: WOO SEONG CHEOL
IPC: A23L7/109
Filed: 2012-03-26
Abstract: PURPOSE: A device and a method for cooking instant noodles having a function selecting the cooking taste are provided to provide the instant noodles according to selection of user's cooking taste and to provide remote sales management, energy management, or substitute recipe recommendation for cooking the instant noodles. CONSTITUTION: A device for cooking instant noodles comprises a cooking surrounding module, a cooking controller (250), and a cooking device (300). The cooking surrounding module receives an order for the instant noodle according to selection of user's cooking taste and has a cooking output indicator. The cooking controller communicates with the cooking surrounding module and controls the cooking according to orders for the instant noodle. The cooking device cooks the instant noodle inputted in the cooking device under the control of the cooking controller according to recipes of the order for the instant noodle. [Reference numerals] (10,11,12) Wireless module; (110) Remote PC; (250) Cooking control unit; (30) Input display; (300) Cooking device unit; (40) Cooking output display unit; (50) Paper money/coin recognizing unit; (70) Thermal printer
Patent KR-20130110838-A (KR)
Inventor: LEE HYUN MAN
IPC: B63B27/08
Filed: 2012-03-30
Abstract: 본 발명은 드릴쉽에 설치되는 윈치(winch)의 오버 로드 테스트장치에 관한 것으로서, 오버 로드 테스트용 보조웨이트를 지지하는 지지대와, 상기 지지대가 상,하 방향으로 슬라이딩 가능하도록 상기 지지대의 양단을 각각 지지하는 한 쌍의 슬라이드축이 구비된 메인프레임, 및 상기 지지대를 승강시키는 승강수단을 포함하여 구성됨으로써, 윈치의 오버 로드 테스트를 위해 추가하는 보조웨이트를 간편하게 부가할 수 있게 하여 작업성을 향상시킨 드릴쉽 엠타입 윈치 오버 로드 테스트장치에 관한 것이다.
Patent KR-20120140187-A (KR)
Title: Hair brush cleaner
Inventor: KIM JEONG BAI
IPC: A45D24/44
Filed: 2012-04-03
Abstract: PURPOSE: A hairbrush cleaning device is provided to collect hair tangled around a hairbrush as a collecting member is rotated combined to housing and to easily separate the collected hair and effectively remove the hair and foreign substances. CONSTITUTION: A hairbrush cleaning device (100) comprises a housing(110), and a collecting unit(120). The housing is composed of pipe form in which inside is emptied to cover the outer periphery of the hair brush. When the hairbrush is inserted into the housing, an inner space in which the hairbrush can move in the longitudinal direction.
Patent KR-20130114773-A (KR)
Title: 진공불판의 진공흡입유지보수장치
Inventor: PARK CHANG KI
IPC: A47J37/06
Filed: 2012-04-10
Abstract: 본 발명은 진공불판의 진공흡입유지보수장치에 관한 것으로, 일측으로 진공불판의 내부에 연결되는 연결홀이 형성된 단턱을 구성하고, 타측에는 외부와 연결되는 개방홀을 형성하며, 내경에는 결합부를 형성한 하우징; 상기 하우징의 결합부에 나사결합되는 몸체를 구성하되, 상기 몸체의 상부에는 다각홈부가 형성되고, 하측에는 개폐구가 형성되며, 내부에는 상하를 관통하는 관통홀이 형성된 회전개폐부재; 상기 하우징의 결합부에 나사결합되는 조립부와 상기 조립부의 상측에 형성되는 연결부로 구성된 조립체로 구성되되, 상기 조립체의 내부에는 패킹이 설치된 삽입홀과 통로가 관통형성되며, 상기 연결부에는 통로에 연결되는 체결부가 형성된 지그부재; 상기 지그부재의 삽입홀에 끼워지는 회전축과, 회전개폐부재의 다각홈부에 결합되는 다각돌부를 형성한 핸들;로 이루어진 것에 특징이 있다. 
그리고, 본 발명을 이용하면, 탈 부착되는 진공장치를 지그부재의 체결부에 체결한 후, 핸들을 이용하여 회전개폐부재를 상측으로 들어올리는 것으로, 하우징의 연결홀을 개방할 수 있어 제1제어밸브에 의해 흡입이 제어되는 진공흡입기로 진공불판의 내부를 진공상태로 용이하게 만들 수 있을 뿐만 아니라, 물유입장치를 이용하여 진공이 형성된 진공불판의 내부에 물을 용이하게 채울 수 있으며, 진공이 형성된 진공불판의 내부에 물을 채운 후에는, 핸들에 의해 승강 작동하는 회전개폐부재로 하우징의 연결홀을 간단히 폐쇄할 수 있어 진공이 새지 않는 진공불판의 제작을 손쉽게 이룰 수 있고, 진공불판의 제작을 완료한 후에는, 진공장치와 핸들 및 지그부재를 탈착시켜 다른 진공불판의 제작에 사용할 수 있기 때문에 진공불판의 제작비용을 절감할 수 있음은 물론, 진공불판의 이상 발생시 진공불판의 제작방법과 동일한 방법으로 유지보수를 이룰 수 있어 진공불판의 불필요한 폐기처분을 방지할 수 있으며, 하우징의 제2, 3결합부에는 밀폐부재와 무드볼트를 각각 체결할 수도 있어 진공불판의 진공상태를 지속적으로 유지할 수 있게 된다.
Patent KR-20130114897-A (KR)
Title: Super low temperature applicable adhesive sheet
Inventor: KO JAE NAM
IPC: C09J7/02
Filed: 2012-04-10
Abstract: PURPOSE: An ultralow temperature adhesive sheet has excellent adhesion not only at 0°C or less but also even at about -85°C, thereby being used for an adhesive sheet for ultralow temperature refrigeration. CONSTITUTION: An ultralow temperature adhesive sheet is obtained by treating the rear side of a sheet with a pressure-sensitive adhesive and laminate-coating the sheet. The pressure-sensitive adhesive includes 40-50 wt% of acrylic rubber, 10-20 wt% of cyclohexane, and 30-40 wt% of toluene. The sheet is selected from an art sheet, a vellum sheet and a snow white sheet. Additionally, the ultralow temperature adhesive sheet is obtained by treating the rear side of the sheet with the pressure-sensitive adhesive and waterproof-coating the front side thereof.
Patent KR-20130115550-A (KR)
Title: Concentrated photovoltaic solar hybrid generation module and generator thereof
Inventor: RHO BYUNG DAE
IPC: H01L31/052
Filed: 2012-04-12
Abstract: PURPOSE: A concentrated photovoltaic solar hybrid generation module and a generator thereof are provided to improve heat conversion efficiency by linearly concentrating sunlight on a solar cell through a reflecting mirror. CONSTITUTION: A photothermal pipe (340) surrounds an endothermic pipe (320). The photothermal pipe is filled with a heat dissipation oil. The heat dissipation oil uniformly disperses the heat of the endothermic pipe and the substrate. A vacuum tube (360) surrounds the photothermal pipe. A heat transfer medium fluid path (325) circulates a heat medium oil.
Patent KR-20120117691-A (KR)
Title: Apparatus of treating organic waste
Inventor: HA EUN YOUNG
IPC: C02F11/06
Filed: 2012-04-16
Abstract: PURPOSE: An organic waste treatment apparatus is provided to reduce power consumption and to generate a condensing process according to the pre-determined lapse of time. CONSTITUTION: An organic waste treatment apparatus includes a mixing bath(20), a heat media part(30), a heater(40), and a liquid-phase converting part(100). The mixing bath is arranged in a body and includes a chamber(28). The chamber includes a blade(24) and at least one rotary shaft(22). The blade mixes organic waste and a catalyst, and the rotary shaft rotates the blade. The heat media part surrounds the chamber and is filled with fluid. The heat media part heats the mixing bath. The heater is positioned under the heat media part and heats the heat media part. The liquid-phase converting part condenses vapor generated by the decomposition of organic waste and transfers non-condensed vapor to the mixing bath. The liquid-phase converting part includes a heat transferring part, and heat from the heat media part is transferred to the heat transferring part.
Patent KR-20130116666-A (KR)
Title: Polysiloxane and method for preparing the same
Inventor: KIM JEUNG GON
IPC: C08G77/42
Filed: 2012-04-16
Abstract: PURPOSE: Ploysiloxane is provided to be able to maintain a high transparency, a low haze and an excellent impact strength even in a high temperature molding condition when forming a copolymer with polycarbonate, polyurethane or polyester. CONSTITUTION: Polysiloxane is represented by Chemical formula 1, wherein R^1, R^2, R^3 and R^4 are, respectively, substituted or non-substituted C1-C10 alkyl, or substituted or non-substituted C6-C18 aryl, R" is C4-C20 aliphatic or cycloaliphatic hydrocarbon, the carbon positioned in the second position from the hydroxyl is substituted with alkyl or cycloalkyl, and n is an integer of 30-90. A manufacturing method of the polysiloxane comprises a step of reacting an end hydrogen siloxane and an aliphatic hydroxyl derivative represented by Chemical formula 2.