baber/WOPTO huggingface dataset:
Patent KR-20160112051-A (KR)
Inventor: HAN YOUNG SOO
IPC: F21S9/00
Filed: 2015-03-17
Abstract: The present invention relates to a sign tower (100), wherein a plurality of lens units (120) with an embedded light source PCB (122) including a light source to generate optical signals are stacked and a power unit (130) with an embedded power PCB (132) capable of supplying power to the light source PCB (122) is formed on a lower side of the lens unit. The light source PCBs (122) embedded in the plurality of lens units (120) are formed into an integrated type. The present invention includes: a guide member (124) with a receiving groove and a hook (124a) for receiving and fixating one end of the light source PCB (122) to erectly install the light source PCB (122) on the power unit (130); and a fixating member (126) with a receiving groove and a hook (126a) for receiving and fixating the other end of the light source PCB (122) to fixate the other end of the light source PCB (122) to the lens unit (120). The guide member (124) has a light dispersion preventing function. According to the present invention, the sign tower is capable of easily installing the light source PCB by forming the light source PCB embedded in the plurality of lens units into an integrated type, thereby improving assemblability. In addition, a separate terminal socket for connecting the light source PCB is unnecessary.
Patent KR-20160126237-A (KR)
Title: Massage device using cosmetic
Inventor: EOM IK HAN
IPC: A61H15/00
Filed: 2015-04-23
Abstract: The present invention relates to a cosmetic product massage device. More particularly, the cosmetic product massage device can be conveniently and easily used by using fingers instead of electrically driven method, and properly discharges a cosmetic product by simple operation while conducting a massage. Also, the cosmetic product massage device evenly applies a cosmetic product, and precisely conducts a massage. According to the present invention, the cosmetic product massage device comprises: a massage device main body including a finger insertion hole to which fingers are inserted, and a cosmetic product discharging part which discharges a cosmetic product; a massage ball installed on an outlet side of the cosmetic product discharging part to control leakage of a cosmetic product; a cosmetic product container installed on an inlet side of the cosmetic product discharging part, and containing a cosmetic product inside; and a container pressurizing means installed to the massage device main body, and discharging the cosmetic product by applying a pressure to the cosmetic product container.
Patent KR-20150127545-A (KR)
Inventor: MORII HIROYUKI
IPC: H04N1/44
Filed: 2015-05-06
Abstract: The present invention relates to an image forming apparatus capable of dynamically or properly changing a log-in process between users specified by the reading of a card and the user who selects an icon. The image forming apparatus searches the user information of the user who logs in by using the card and the user who logs in by selecting a user icon which is displayed on the display unit and executes the log-in process of the user who is searched.
Patent KR-20160135584-A (KR)
Inventor: SHIN PIL SOON
IPC: G01S5/06
Filed: 2015-05-18
Abstract: The present invention relates to a method and a system for precisely measuring position information of a UWB tag without depending on a separate server for measuring a position. The system comprises: one or more access points; and a UWB tag. According to the present invention, it is possible to precisely measure a position based on UWB signal characteristics by interaction between a tag and an access point without depending on a separate server on a real-time positioning system, a user terminal can receive position information of a UWB tag and additional information based thereon through Bluetooth and USB, and the user terminal can receive the information although the user terminal is not connected to a separate internet communication network.
Patent KR-20160136791-A (KR)
Inventor: JEONG SE JEONG
IPC: H02P6/16
Filed: 2015-05-21
Abstract: 본 발명은 BLDC 모터의 구동장치에 관한 것으로, 특히 홀 소자들의 네가티브 단자 출력 합성치를 이용하여 모터 구동을 제어할 수 있는 모터 구동장치에 관한 것으로, 모터의 회전자 위치 검출용 홀 소자들 각각의 포지티브 단자와 연결되어 홀 소자 각각의 아날로그 포지티브 출력전압을 디지털 변환하기 위한 포지티브 출력전압 변환용 ADC들과, 하나의 공통 단자를 통해 상기 홀 소자들 각각의 네가티브 단자와 공통 연결되어 홀 소자들의 아날로그 네가티브 출력전압 합성치를 디지털 변환하기 위한 네가티브 공통전압 변환용 ADC와, 디지털 변환된 네가티브 출력전압 합성치를 기준으로 디지털 변환된 상기 홀 소자들 각각의 포지티브 출력전압과 비교하여 고정자에 대한 회전자의 위치를 검출하고, 검출된 회전자 위치에 따라 회전자의 회전을 제어하기 위한 구동신호를 출력하는 모터 구동 제어부를 포함함을 특징으로 한다.
Patent KR-20150140566-A (KR)
Inventor: KIM JEONG EUN
IPC: F17C7/04
Filed: 2015-05-27
Abstract: A recondenser having a baffle structure with a regasification prevention function is disclosed. According to one embodiment of the present invention, the recondenser comprises: a pressure container wherein an LNG storage space storing an LNG discharged from an LANG storage tank is formed in a lower portion; an absorbing material spaced by a predetermined distance below an upper end of the pressure container and mixing the branched portion among a volatile gas generated in the LNG storage tank and the LNG discharged from the LNG storage tank to be produced as the LNG to be stored in the LNG storage space; and a baffle, wherein a cross-sectional area of an upper opening is larger than the cross-sectional area of the lower opening, installed in the lower portion of the absorbing material.
Patent KR-20160141116-A (KR)
Inventor: JANG CHUN O
IPC: H01H33/48
Filed: 2015-05-28
Abstract: 본 발명에 따른 회로차단기는, 크래들에 인입되는 본체를 후크 체결 방식으로 연결함으로써 본체가 크래들에 안정적으로 고정되도록 하되, 본체를 크래들에서 용이하게 분리시킬 수 있는 효과를 기대할 수 있다.
Patent KR-20160141249-A (KR)
Inventor: CHOI KI HOON
IPC: H01L21/67
Filed: 2015-05-29
Abstract: The present invention relates to a nozzle for supplying a processing solution to a substrate, a substrate processing apparatus having the same, and a substrate processing method. According to an embodiment of the present invention, the nozzle comprises: a body which has a flow path where the processing solution flows and an outlet connected with the flow path to discharge the processing solution to the outside; and a piezoelectric element which presses the processing solution flowing in the body to discharge the processing solution through the outlet in a droplet type, wherein the average diameter of the droplets discharged through the outlet is 5 to 15 micrometers. Therefore, the present invention improves the efficiency of a washing process.
Patent KR-20160143047-A (KR)
Inventor: PARK DAE SOON
IPC: A23L19/00
Filed: 2015-06-04
Abstract: The present invention relates to a method for making Galbitang (short rib soup) using Korean dendropanax and abalone and the Galbitang. More specifically, the method comprises the steps of: cleaning and preparing beef ribs, abalone, and beef brisket and flank; heating Korean Dendropanax, water, ginger, garlic, and whole peppers at a temperature of 90-100C for 100-150 minutes to prepare a Korean dendropanax extract; putting leek, white radish, onion, garlic, ginger, whole pepper, and dried red pepper wrapped in a cotton cloth in the Korean dendropanax extract, followed by heating; putting the prepared beef ribs, abalone, and beef brisket and flank in the heated broth, and putting Korean style soy sauce while boiling the beef ribs, abalone, and beef brisket and flank at a temperature of 90-100C for 80-100 minutes; taking out the boiled beef ribs, abalone, and beef brisket and flank; putting bay salt into the broth, from which the beef ribs, abalone, and beef brisket and flank have been taken out, thereby seasoning the broth; putting the taken out beef ribs, abalone, and beef brisket and flank in an earthen pot, followed by boiling. According to the present invention, the present Galbitang has no distinctive meat smell of Galbitang, tender meat, and excellent flavor, and thus has high preference. In addition, functional Galbitang can be provided by using Korean dendropanax having a lipolytic effect.
Patent KR-20160146355-A (KR)
Title: 이미지 내의 텍스트를 검출하는 방법 및 장치
Inventor: LEE JAE HWAN
IPC: G06K9/34
Filed: 2015-06-12
Abstract: 본 발명의 일 실시예에 따른 이미지 내의 텍스트 검출 장치는, 복수의 픽셀들이 행렬 형태로 배치된 이미지를 획득하는 단계, 에지 검출 (edge detection) 알고리즘을 이용하여 이미지 내의 에지 픽셀들을 검출하는 단계, 이미지 내의 동일한 행 또는 열에서 서로 인접한 에지 픽셀들 사이에 위치하는 픽셀들의 집합인 픽셀 스팬들 (pixel spans) 을 추출하는 단계, 픽셀 스팬들 각각을 노드로 이용해서, 동일한 속성을 가지며 상호 연결된 픽셀 스팬들을 그룹화하여 블롭 (blob) 을 생성하는 단계를 포함하는 것을 특징으로 한다.
Patent KR-20160148085-A (KR)
Title: Mask-Type Gold Foil Pack
Inventor: KIM KI BAE
IPC: A61K8/02
Filed: 2015-06-15
Abstract: The present invention relates to a mask-shaped gold foil pack. According to the present invention, a single gold foil sheet is formed to be given a shape corresponding to a persons facial shape, and thus it can be conveniently used with costs reduced. In addition, the gold foil sheet itself can be easily handled during the manufacturing and use and unnecessary gold waste can be reduced. Furthermore, the gold foil sheet placed on a sheet-shaped supporting member is fixed not to be shaken during distribution while the sheet-shaped supporting member can be easily removed from the gold foil sheet in a case where the gold foil sheet is attached to the persons face. The present invention includes the sheet-shaped supporting member having a shape corresponding to the persons facial shape and the gold foil sheet placed on the supporting member and having a shape corresponding to the persons facial shape. The thickness of the gold foil sheet is 0.1 to 0.2 micrometers. Each of the length of the maximum width of the gold foil sheet in a transverse direction and the length of the maximum width of the gold foil sheet in a longitudinal direction is 170 to 220 mm. The supporting member is larger in size than the gold foil sheet.
Patent KR-20150146409-A (KR)
Title: Semiconductor device, display device, input/output device, and electronic device
Inventor: JINTYOU MASAMI
IPC: H01L21/306
Filed: 2015-06-16
Abstract: The present invention relates to a semiconductor device using a transistor having an oxide semiconductor, in which a change in electrical properties is controlled, and reliability is improved. The transistor device comprises a gate electrode, a first insulation membrane, an oxide semiconductor membrane, a second insulation membrane, and a pair of electrodes. The gate electrode and the oxide semiconductor membrane have an overlapping region. The oxide semiconductor membrane is disposed between the first insulation membrane and the second insulation membrane, and has a region coming in contact with a pair of electrodes. The first insulation membrane is disposed between the gate electrode and the oxide semiconductor membrane. Any one side of the first insulation membrane and the second insulation membrane includes silicone and oxygen, and has an area in which the etching speed when etching is performed by using fluorine acid is faster than 8 nm/minutes.
Patent KR-20160149041-A (KR)
Inventor: LEE SANG SHIN
IPC: C07D251/12
Filed: 2015-06-17
Abstract: The present invention relates to a compound for organic optoelectronic devices, represented by chemical formula 1. The present invention further relates to an organic optoelectronic device applying the same, and a display device. The detailed description of the chemical formula 1 is the same as defined in the present specification. According to an embodiment of the present invention, it is possible to produce the organic optoelectronic device exhibiting high efficiency and long lifespan.
Patent KR-20160008100-A (KR)
Inventor: SUH JOO WON
IPC: A61K8/97
Filed: 2015-06-18
Abstract: The present invention relates to: a composition comprising an Artemisia capillaris extract or a fraction thereof as an active ingredient and having anti-inflammatory, anti-oxidant, and skin whitening activities; and to a method for manufacturing an Artemisia capillaris extract with increased anti-inflammatory, anti-oxidant, and skin whitening activities, or a fraction thereof. Specifically, the Artemisia capillaris extract extracted with water, alcohol, or a mixed solvent thereof, or the fraction thereof has excellent anti-inflammatory, anti-oxidant, and skin whitening activities, particularly exhibits excellent concentration-dependent effects in inhibiting melanin generation in a melanoma cell which is a melanocyte, and exhibits high activities with a small amount. Accordingly, the composition comprising the Artemisia capillaris extract or the fraction thereof as an active ingredient of the present invention can be usefully applied to cosmetics, soap, medicine, or a food composition.
Patent KR-20160150420-A (KR)
Inventor: KIM WON KI
IPC: B60W20/00
Filed: 2015-06-22
Abstract: Disclosed are a method and device for controlling the power distribution of a plug-in hybrid vehicle for improving fuel efficiency. The disclosed method for controlling a plug-in hybrid vehicle includes the steps of: receiving first traveling distance information from a stating point to a destination; generating an SOC reference value representing a target SOC of the vehicle by using the first traveling distance information and the second traveling distance information; and controlling a battery SOC of the vehicle according to the SOC reference value.
Patent KR-20160008102-A (KR)
Title: System for the recirculation of exhaust gases
Inventor: BLANCHARD JEROME
IPC: F02B29/06
Filed: 2015-06-24
Abstract: The present invention relates to a recirculation system (1) for exhaust gas comprising: an air intake device (3) for an internal combustion engine having air intake ducts (30) to supply air to combustion cylinders (5), wherein each combustion cylinder (5) includes an air intake duct (30) of its own having an exhaust gas inlet orifice (32) for exhaust gas is respectively arranged. The system includes a recirculation circuit (7) for exhaust gas having a spraying rail (70) which includes an outlet orifice (72) for exhaust gas connected to the inlet orifice (32) of the air intake duct (30). A connection part between the inlet orifice (32) and the outlet orifice (72) is formed by a tapered coupling element (9). The tapered coupling element (9) includes a connection tube (90) connected to the outlet orifice (72) of the spraying rail (70). The connection tube (90) descends within the inlet orifice (32) to guide the exhaust gas discharged from the spraying rail (70) within the air intake duct (30). The connection tube (90) has a narrower diameter than a diameter of the inlet orifice (32) and includes a tapered connector (92) having an upper part (94) attached to the connection tube (90) and a lower part (96) attached to a circumference of the inlet orifice (32).
Patent KR-20160004943-A (KR)
Title: Underground water discharging apparatus for measuring and reducing of water pressure
Inventor: CHO YONG JIN
IPC: E02D31/10
Filed: 2015-07-01
Abstract: The present invention relates to a groundwater discharging apparatus for measuring and reducing the water pressure of a structure and, more specifically, to a groundwater discharging apparatus for measuring and reducing the water pressure of a structure, which can simply measure the water pressure by groundwater acting on the foundation and outer wall of a structure, and improve the safety of the structure by adjusting the water pressure not to exceed the designed stable water pressure and preventing groundwater from being excessively drained forcibly. According to the present invention, the groundwater discharging apparatus for measuring and reducing the water pressure of a structure comprises: a water pressure pipe including a groundwater inlet portion and an upper pipe portion; a water pressure measuring means connected to the upper pipe portion to detect the internal water pressure; and a groundwater discharge valve connected to the upper pipe portion.
Patent KR-20160051553-A (KR)
Inventor: Mitani takuro
IPC: B26D7/26
Filed: 2015-07-03
Abstract: Provided is a jig for attaching a brake blade to a cartridge. The jig is used to fix a brake blade, braking a brittle material substrate, to a cartridge for a freely removable brake blade from a brake device, braking the brittle material substrate, by touching the brittle material substrate. The jig includes: a body part of which upper surface is inclined; an extended part vertically extended on the inclined surface, and formed by installing a position determination member for a cartridge for a brake blade around the bottom; and a clamp part installed on a side of the body part, and fixing and releasing a clamp of an overlapping body, inserted into a gap between a pressing panel and a base member forming the cartridge with each brake blade, between the extended part and the clamp part.
Patent KR-20170017247-A (KR)
Title: 과망간산염을 이용하는 정수장에서의 정수방법
Inventor: HA JUN SOO
IPC: C02F1/72
Filed: 2015-08-06
Abstract: 본 발명은 최근 기후변화 등으로 인한 조류 과번성으로 야기되고 있는 정수 원수의 맛·냄새 물질 및 간 독성 물질의 효율적 제어를 위해 역세공정에 따른 회수수를 대상으로 강력한 산화제인 과망간산염을 회수수 라인에 주입함으로써 직접 산화처리하는 과정, 과망간산염의 화학반응에서 형성되는 최종 생성물인 이산화망간(MnO 2 )의 우수한 흡착성과 침전성을 활용해 맛·냄새 물질인 용해성 유기물을 기존 단위공정의 시설기능을 활용해 흡착 및 침전처리하는 과정, 과망간산염에 의한 산화처리에서 우려되고 있는 Mn 2   +  이온의 잔류 문제를 해소하면서 동시에 처리수에 포함된 Fe 2   +  등의 무기물과 휘발성 유기물의 탈기 처리를 수행할 수 있도록 착수정에서 폭기처리하는 과정, 조류의 과번성기에 고농도 맛·냄새 물질의 유입에 대응하기 위해 과망간산염의 유용한 반응 특성을 고려해 조류 번성기 원수의 높은 pH를 활용해 알칼리 영역의 화학반응을 유도해 흡착성의 MnO 2 를 최대한 활용할 수 있도록 응즙제나 pH 조절제 전단계의 혼화응집 과정에 과망간산염을 추가로 주입하는 과정, 고농도 유입의 비상시 대응을 위해, 여과 전단에 1mg/ℓ이하의 과망간산염을 투입하는 다중 산화처리 과정을 포함하는 정수방법에 관한 것이다.
Patent KR-20170019149-A (KR)
Inventor: SEO YOUNG TAEK
IPC: F16K31/04
Filed: 2015-08-11
Abstract: 본 발명은 VCM액추에이터 시험장치에 관한 것으로서, 특히 흡기 매니폴드의 플랩 개폐를 제어하는 가변차지모션(VCM)액추에이터의 내구성을 시험하기 위한 VCM액추에이터 시험장치에 관한 것이다. 
본 발명의 VCM액추에이터 시험장치는, 자동차 흡기 매니폴드의 플랩의 개폐를 제어하는 가변차지모션(VCM)액추에이터의 내구성을 시험하는 장치에 있어서, 상기 VCM액추에이터가 탈착 가능하게 장착되는 지그와; 상기 VCM액추에이터에 전원을 인가하여 상기 VCM액추에이터에 장착된 레버에 회전력을 발생시키는 제어부와; 부하발생부와; 일단이 상기 부하발생부에 결합되고 타단이 상기 레버에 결합된 연결부재;를 포함하여 이루어지되, 상기 부하발생부는 상기 연결부재를 통해 상기 레버의 회전에 부하를 가하고, 상기 제어부는 부하가 가해지는 상기 VCM액추에이터를 모니터링하는 것을 특징으로 한다.
Patent KR-20170019774-A (KR)
Title: Refrigerator
Inventor: JO YICK JE
IPC: F25D23/02
Filed: 2015-08-12
Abstract: The present invention relates to a refrigerator, and more particularly, to a refrigerator comprising: a main body having a storage chamber; a door for opening and closing the storage chamber; and a decorative member provided on one side of the door, wherein the decorative member has a guide portion formed at one side thereof, the guide portion inserted into a guide groove formed at the door, and the other side of the decorative member is fixed to the door with a screw, thereby the decorative member can be fixed to an accurate position of the door, and the decorative member can be functioned as a decoration of a door as well as a display window.
Patent KR-20150100590-A (KR)
Inventor: KANG SU RYEON
IPC: G02B1/10
Filed: 2015-08-13
Abstract: The present invention relates to a multi-side projection system using an interior surface as a projection surface, and comprising: a screen installed in a single auditorium; multiple interior surfaces arranged around the screen; and at least two projection devices for projecting images synchronized with each other on the screen and interior surface.
Patent KR-20170021668-A (KR)
Inventor: HAN KWANG DUG
IPC: F16H21/02
Filed: 2015-08-18
Abstract: The present invention relates to a rail bike comprising: a main frame to allow a rider to ride thereon; wheels combined on a lower side of the main frame to be able to rotate; a connection shaft to connect the wheels; an operation member operated by the rider to generate operation power; an operation power conversion unit connected to the operation member and converting the operation power of the operation member into rotary power; and a power transfer unit to transfer the rotary power converted by the operation power conversion unit to the wheels. Accordingly, since the rail bike can be moved forward or rearward by pushing and pulling action of the rider, the rider can freely determine a moving direction of the rail bike, so operation is convenient.
Patent KR-20170022129-A (KR)
Title: 기능성 탈부착용 패드 및 이를 포함한 모자
Inventor: SUNG KYUNG HWAN
IPC: A42C5/00
Filed: 2015-08-19
Abstract: 본 발명은 기능성 모자에 관한 것으로 더욱 상세하게는 모자와 인체가 맞닿은 부분(특히 이마 부분)에 부착하여 사용하는 기능성 탈부착용 패드 및 이것이 구비된 모자에 관한 것이다. 
본 발명은 모자에 부착하여 사용하되, 
부착부(210)와 흡착부(220)를 포함하는 기능성 탈부착용 패드(200)를 제공한다. 
또한 본 발명은 상기한 부착부(210)에는 부착수단(211)이 구비되어 있고, 
상기한 흡착부(220)는 섬유재, 종이재, 면재 등과 같은 통상의 흡착재(221)를 포함하여 구성하는 것을 특징으로 하는 기능성 탈부착용 패드(200)를 제공한다. 
또한 본 발명은 상기한 기능성 탈부착용 패드(200)를 포함하는 모자를 제공한다.
Patent KR-20170022716-A (KR)
Inventor: SHIN SEON HUI
IPC: A61F9/00
Filed: 2015-08-21
Abstract: 본 발명은 시력을 교정하기 위한 안경에 관한 것으로서, 보다 상세하게는 안경렌즈에 다수의 핀홀을 형성시켜 핀홀을 통해 입사되는 광량폭을 인위적으로 제한함으로써 시력이 교정되도록 하는 시력교정용 안경에 관한 것이다. 
본 발명은 외부의 광선을 차단하기 위해 착색되며 다수의 핀홀(130)이 형성된 안경렌즈(120)를 구비한 시력교정용 핀홀 안경(100)에 있어서, 상기 핀홀의 내벽면에 핀홀을 통과하는 광선들이 반사되는 것을 억제하기 위한 요철부(132)가 형성된다.
Patent KR-20150103649-A (KR)
Inventor: JOO JAE HYUN
IPC: G02F1/1685
Filed: 2015-08-28
Abstract: A method for manufacturing nanoparticles according to the present invention includes the steps of: (a) manufacturing a first dispersion solution by dispersing a first particle in a first solvent; (b) manufacturing a second dispersion solution by dispersing a coating material including a metal compound or metal with a refractive index which is larger than the refractive index of the first particle in a second solvent; and (c) mixing the first dispersion solution with the second dispersion solution, controlling at least one among the temperature and the pH of the mixed first and second dispersion solutions, and maintaining the mixed solution for a preset time.
Patent KR-20170026018-A (KR)
Title: 표시 장치
Inventor: JO HEUNG JU
IPC: G06F3/041
Filed: 2015-08-31
Abstract: 본 발명의 실시예에 따른 금속 잉크로 구현되는 전도성 패스를 포함하는 표시 장치는, 기판 배면 전체에 증착된 전도층에 표시 장치의 외곽을 따라 루프 형상을 가지는 전도성 패스가 형성된다. 면저항 값이 낮고, 접촉 저항을 낮춰주는 전도성 패스에 의해, 전도층이 보다 안정적으로 접지됨으로써, 기판 상 하에 배치된 서로 다른 방식의 터치 센서들에서 각각 감지되는 각 터치 신호들 간에 간섭이 방지됨에 따라 보다 정교한 터치 인식이 가능하다.
Patent KR-20160069458-A (KR)
Title: Negative electrode for rechargeable lithium battery and rechargeable lithium battery
Inventor: YASHIRO NOBUYOSHI
IPC: H01M4/36
Filed: 2015-09-03
Abstract: The present invention relates to a negative electrode for a lithium secondary battery and a lithium secondary battery. The negative electrode for a lithium secondary battery comprises a negative electrode active material layer including a negative electrode active material and a carbon nanotube, wherein the negative electrode active material comprises a silicone-based material and the carbon nanotube has the average diameter of 10 to 120 nm and the average length of 0.5 to 20 μm. In addition, a content of the carbon nanotube is 0.1 to 2 wt% with respect to total weight of the negative electrode active material layer.
Patent KR-20160033601-A (KR)
Inventor: HAYASHI AKIRA
IPC: G03F7/00
Filed: 2015-09-04
Abstract: The present invention relates to a red pigment dispersion resist composition for color filters which exhibits superior dispersion stability, tinting strength, contrast, luminance, heat resistance, and solvent resistance. The red pigment dispersion resist composition includes: C.I. pigment red 221; C.I. pigment red 177; a pigment dispersing support agent represented by the chemical formula 1 or 2; an alkali-soluble resin; a photopolymerizable compound; a photopolymerization initiator; and an organic solvent. In the chemical formulas, X and Y can be the same or different phenyl groups which can be substituted by F, Cl, Br, NO_2, CH_3, or OCH_3. M can be H, Na, K, NH_4, or NR^1R^2R^3R^4. R^1 to R^4 can be the same or different from each other, and a saturated or unsaturated aliphatic hydrocarbon group having 1 to 10 carbon atoms which can be substituted by other substituents. R^1 to R^4 can also be an aromatic hydrocarbon group having 6 to 10 carbon atoms which can be substituted by other subsistent. m is an integer one or larger.