baber/WOPTO huggingface dataset:
Patent KR-20020050162-A (KR)
Inventor: DECARVALHO ANTONIO CARLOS RIBE
IPC: A61F13/15
Filed: 2001-12-19
Abstract: PURPOSE: A sanitary napkin is provided to obtain good adherence and fixation to the undergarment of the wearer, while being discreet enough not to be noticed, even if the it is worn in conjunction with bathing suits, sports shorts, skirts or other women's garments. CONSTITUTION: The sanitary napkin includes a substantially planar and elongate absorbent main body, having two longitudinal side edges(5), which are substantially rectilinear, and two transverse ends(7), which are substantially curvilinear, the center of curvature of each of the transverse ends(7) being substantially inside the region defined by the longitudinal side edges(5) and transverse ends(7). The main body is made up of a liquid permeable cover layer, which is adapted to contact the wearer in use and to absorb any the menstrual flow that may be present. Under the liquid permeable cover layer is an absorbent element, which absorbs and retains the menstrual flow. Under the absorbent element is a liquid impermeable outer layer, which prevents any absorbed liquids in the absorbent element from leaking out of the sanitary napkin(1). The outer layer has a main adhesive layer(8), applied to its outer surface, which is adapted to contact the user's undergarment in use and to enable the user to releasably affix the sanitary napkin(1) to the undergarment. Before the sanitary napkin(1) is used, a release liner covers the main adhesive layer(8).
Patent KR-20020050733-A (KR)
Inventor: TAKANO HIROKI
IPC: H04W88/02
Filed: 2001-12-20
Abstract: PURPOSE: Provided is a double coated pressure sensitive adhesive sheet. More specifically, the shock resistant double coated pressure sensitive adhesive sheet has an excellent shock resistance and is suitably used for adhering electronic parts. CONSTITUTION: The double coated pressure sensitive adhesive sheet used for fixing a part of an electronic device comprises an adhesive layer, which is provided on at least one surface of the double coated pressure sensitive adhesive sheet, and has a maximum of loss tangent in a frequency region equal to or larger than a maximum characteristic frequency generated by a shock when the electronic device falls, wherein the maximum of the loss tangent being equal to or greater than 1.
Patent KR-20030052177-A (KR)
Title: Apparatus for terminating screen hole' clog of coke screen apparatus
Inventor: LEE SI U
IPC: B07B1/48
Filed: 2001-12-20
Abstract: PURPOSE: Provided is an equipment to prevent a screen hole from being clogged in a cokes screen system which lets the screen hole extended by distancing a screen plate of a rotation pole so that it eliminates cokes in the hole without separating the screen and the screen plate. CONSTITUTION: The equipment to prevent the screen hole from being clogged in the cokes screen system comprises the parts of: plural rotation poles which are set under a screen body(1) and rotated; plural screen plates(120) which are respectively fixed at upper side of the rotation pole, with a hole(H) with constant size formed; plural vertical poles which are vertically fixed at both edges of the rotation pole; and a horizontal pole which is combined with the vertical pole by a hinge and worked together with the vertical pole.
Patent KR-20030053991-A (KR)
Title: Hinge assembly for flat panel display appliance
Inventor: CHO GYU YEOL
IPC: E05D11/08
Filed: 2001-12-24
Abstract: PURPOSE: A hinge device for a display is provided to use a common bolt without using a special hinge shaft, to prevent the abrasion of a plate by relative rotation, to control the inclination of a display without using separate components and to reduce the manufacturing cost. CONSTITUTION: The hinge device for a display comprises a primary movable plate(10) fixed on the backside of the display and provided with a perforation hole(13), a secondary fixed plate(20) connected with a stand of the display and provided with another perforation hole(23), a hinge shaft(30) coupled with the perforation holes(13,23) of the primary and secondary plates(10,20) and provided with a head, a nut(70) as a coupler fixed on the end of the hinge shaft(30), a primary washer(41) placed between the head of the hinge shaft(30) and the primary movable plate(10), primary and secondary fixed washers(51,52) fixed to both sides of the perforation hole(13) of the primary plate(10), and third and fourth fixed washers(53,54) fixed to both sides of the perforation hole(23) of the secondary plate(20), wherein at least one of the fixed washers(51,52,53,54) is an elastic washer which transfers axial compressive elasticity.
Patent KR-20030055635-A (KR)
Title: Method of polymerization and copolymerization of ethylene using cyclopentadiene and carbodiimde ligand chelated catalyst
Inventor: HONG BO GI
IPC: C08F210/02
Filed: 2001-12-27
Abstract: PURPOSE: A method for polymerizing and copolymerizing ethylene by using a catalyst chelated with a cyclopentadiene-based ligand and a carbodiimide-based ligand is provided, to enable ethylene to be (co)polymerized by using only generally-used cocatalyst components and to obtain an ethylene polymer or copolymer having a narrow distribution of molecular weight and a uniform distribution of copolymer composition. CONSTITUTION: The method comprises the step of polymerizing or copolymerizing ethylene in the presence of a catalyst component of a transition metal compound of group IV chelated with a cyclopentadiene-based ligand and a carbodiimide-based ligand, and an organometallic compound cocatalyst of group II or III. The catalyst component of a transition metal compound of group IV chelated with a cyclopentadiene-based ligand and a carbodiimide-based ligand, is prepared by reacting a Grignard compound of dialkyl magnesium with an alkoxy aluminium to obtain an alkoxy aluminium-magnesium compound; reacting the obtained alkoxy aluminium-magnesium compound with a cyclopentadiene-based ligand and reacting the obtained one with a carbodiimide-based ligand; and reacting the obtained one with a transition metal of group IV. Preferably the cyclopentadiene-based ligand is represented by C5H(5-x)Rx, wherein R is an alkyl group, an alkenyl group, a phenyl group or a heteroatom-containing alkyl group, and X is an integer of 0-5; and the carbodiimide-based ligand is represented by the formula 1, wherein W, Y and Z are independently an alkyl group, a phenyl group or a heteroatom-containing alkyl group.
Patent KR-20030057155-A (KR)
Title: Winding Apparatus of Inner Liner for Green Tire Part
Inventor: CHO NAM GWON
IPC: B65H59/22
Filed: 2001-12-28
Abstract: PURPOSE: A winding device of an inner liner is provided to improve the productivity and to easily apply to various materials of the inner liner. CONSTITUTION: A compressing plate(1) compresses the tip of a material(4) for an inner liner. The compressing plate is connected with a fixing bar(5) by a clip portion(6) for connecting. Contact portions(7) to be contacted to a band drum(2) are installed in both ends of the compressing plate. The contact portions are connected with the compressing plate through a screw for adjusting the height and a hinge shaft. Without residing an operator in a winding operation, an additional operation according to a non-sticking of the tips of the material is unnecessary.
Patent KR-20030059509-A (KR)
Title: A preparation method of silicone compound
Inventor: JUN YUN SU
IPC: C08L83/04
Filed: 2001-12-29
Abstract: PURPOSE: Provided is a method for preparing a silicon compound which has excellent acid/alkali resistance, antifoaming maintenance and bubble braking property. CONSTITUTION: The method comprises the steps of reacting 30-70 wt% of polyorganosiloxane with a viscosity of 10-50,000 cst, 1-15 wt% of a silane compound selected from vinyl methoxy silane, vinyl ethoxy silane and vinyl halogenated silane, 5-30 wt% of untreated silica selected from dry silica, wet silica and silica aerogel and 0.01-2.0 wt% of an amine-based catalyst, to treat the surface of silica; reacting the obtained one with 5-15 wt% of both or one terminal (H)-polyorganosiloxane and 0.01-0.5 wt% of a platinum catalyst; and adding 0.01-0.05 wt% of a reaction terminator and 20-60 wt% of polyorganosiloxane with a viscosity of 10-50,00 cst to obtain a silicon compound. Preferably the polyorganosiloxane is represented by the formula 1, wherein R is an alkyl group; m is an integer of 0-50; and n is an integer of 1-2,000.
Patent KR-20030058081-A (KR)
Title: Backlight Device
Inventor: KIM JAE BEOM
IPC: F21V8/00
Filed: 2001-12-29
Abstract: PURPOSE: A blacklight device is provided to reduce brightness lines by modifying the structure of a light incident part of a reflection sheet for removing any additional dot printing steps. CONSTITUTION: A blacklight device includes a light source(51), a lamp housing for fixing the light source, a light guide panel(53) formed at a side of the light source for transmitting light, at least one or more diffusion sheets(55) and prism sheets(56), a reflection sheet(54) positioned below the light guide panel with a stepped difference at a light incident part for removing brightness lines, and a main supporting die.
Patent KR-20030058331-A (KR)
Title: A scaling bar to masure of distance between inside key and outer key
Inventor: KIM EUNG YONG
IPC: G02F1/13
Filed: 2001-12-31
Abstract: PURPOSE: A scaling bar for measuring distances between external alignment keys and internal alignment keys is provided to frequently detect deviation generated in a process, thereby preventing light loss of a liquid crystal panel. CONSTITUTION: External alignment keys(104) are formed at an outline of a large substrate(100) on which a plurality of cells(102) are defined. Internal alignment keys(106) are formed inside the cells. Each scaling bar(108) is formed between the internal alignment key and the external alignment key by using a transparent conductive material to measure a distance of the scaling bar.
Patent KR-20010053466-A (KR)
Title: 카드 내에 저장된 정보의 적어도 일부를 보기 위한 액정표시 장치를 구비하는 집적 회로 카드
IPC: G06K19/077
Filed: 1999-07-08
Abstract: 집적 회로 카드는 저장된 정보의 적어도 일부를 표시하기 위한 액정 표시 장치를 포함한다.  표시된 정보는 제1, 또는 지정 메모리에 저장된다.  제2, 또는 추가 메모리는 더 많은 정보를 저장하기 위하여 이용된다.  표시된 정보를 저장하기 위해 지정 메모리를 이용하면, 표시 장치와 그 표시 장치의 화소를 제어하기 위한 전자 부품들을 구동하는 데에 매우 저전력의 전기 에너지원, 예를 들어 압전원, 초천지, 광전지, 및 초소형의 배터리의 이용을 가능케한다.  제1 및 제2 메모리는 단일 IC 칩으로 집적될 수도 있고, 분리된 소자일 수도 있다.
Patent KR-20010079538-A (KR)
Title: Device and method for transporting a flat article
IPC: B65H5/02
Filed: 1999-04-01
Abstract: An apparatus for advancing positions of a web material has a first transporter at which the pieces are separated from a web, a clamp which transfers the pieces to the plane of a second transporter and a second transporter operating in this plane in a direction orthogonal to the displacement direction of the first transporter. The second transporter has at least one conveyor at least part of which is movable toward and away from the clamp and toward which the clamp can be moved so that the pieces are transferred to the conveyor and can be displaced by the latter with no spacing between them or with only a limited spacing between them.
Patent KR-20010085374-A (KR)
IPC: C07D211/96
Filed: 1999-08-05
Abstract: 본 발명은 관절염, 암, 및 매트릭스 메탈로프로티나제 또는 포유류의 레프롤리신 활성에 의해 특징지워 지는 기타 질환으로 이루어진 군으로부터 선택된 증상의 치료에 유용한, R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 및 Ar이 상기 정의된 바와 같은 화학식 I의 화합물에 관한 것이다.  또한, 본 발명의 화합물은 표준 비스테로이드성 소염제(NSAID), COX-2 저해제 및 진통제와 병용하여 사용하고, 아드리아마이신, 다우노마이신, 시스-백금, 에토포사이드, 탁솔, 탁소테레 및 다른 알칼로이드(예: 빈크리스틴)와 같은 세포 독성제와 함께 사용될 수 있다.
Patent KR-20010072696-A (KR)
Title: 기계 부품을 작동시키기 위한 압전식 액추에이터
IPC: H02N2/04
Filed: 2000-06-10
Abstract: 본 발명은, 특히 내연기관에 연료를 공급하는 분사기와 같은 기계 부품을 작동시키기 위한 압전식 액추에이터에 관한 것이다.  본 발명에 따른 압전식 액추에이터는 하우징(3)을 포함하며, 이 하우징 내에서는 압전 부재(2)가 축방향으로 운동 가능하게 배치된다.  또한, 압전식 액추에이터에는 인장력에 의해 예비 인장된 적어도 하나의 탄성 부재(10, 11; 17), 바람직하게는 파형 스프링이 제공된다.  압전 부재(2)와 결합된 압력 핀(5)을 스프링 부재(10, 11; 17)에 기계적으로 연결시키는 클램핑 시스템(8; 18)은 압전 부재의 축방향 연장부에 압전식 액추에이터(1)의 작용을 안내할 수 있으므로 스프링 부재(10, 11; 17)의 힘에 대항하여 압력 핀(5)을 축방향으로 운동시킬 수 있다.
Patent KR-20010072860-A (KR)
Title: 소형의 일체형 신속 연결구
IPC: F16L37/12
Filed: 1999-08-30
Abstract: 본 발명의 신속 연결구는 요소(6)에 형성된 채널(C)에 적어도 하나의 파이프(T)를 연결하기 위한 것으로서, 관형의 연결 단부부재를 포함하며, 그 연결 단부부재는 그 길이방향의 축(4)을 따라 파이프(T)에 고정된 제 1 부분(1)과 상기 채널(C)과 협동하는 제 2 부분(2)으로 분할되고, 상기 요소와 단부부재의 연결을 잠그도록 하는 잠금상태와 상기 연결을 해제하는 제어된 상태 사이에서 탄성적으로 변형가능하며 상기 요소와 단부부재 사이에 배치되는 유지부재(5)를 구비한다. 상기 유지부재(5)는 단부부재와 일체형으로 이루어져 있고 블레이드(blade:9)와 제어부재(11)를 포함하며, 상기 블레이드는 상기 제 2 부분(2)로부터 반경방향으로 이격되어 있으며 단부부재의 길이방향 축에 사실상 평행하게 연장되고 그 자유 단부(10)가 그로부터 연장된 유지용 돌기(12)를 구비하고 있으며, 상기 제어부재(11)는 정지상태와 제어된 상태 사이에서 블레이드(9)를 구동하기 위한 것으로서 블레이드와 일체로 형성된 레버를 포함하며, 상기 요소(6)는 적어도 하나의 물림부(13)를 구비하여 단부부재가 상기 요소에 연결되는 방향으로 블레이드의 돌기가 물림부 뒤로 맞물리도록 구성된다.
Patent KR-20010108071-A (KR)
IPC: H01L21/56
Filed: 1999-12-22
Abstract: 본 발명에 따르면, 몇 개의 구성 소자들(1)이 하나의 그룹(4)을 형성하도록 기판(2) 상에 증착되고 있다. 후속해서, 그룹 전체가 기판 지지체(8)에 대하여 압축 처리되도록 툴(3)에 의해 표면 압력 및 열처리가 동시에 실행된다. 그룹의 각각의 구성 소자들은 각 구성 소자에 대해 제공되는 독립된 플런저(7)로 균일한 압축력이 인가된다. 플런저는 툴(3)의 내부에 탑재되는데, 각각의 플런저는 툴의 이동 방향(c)으로 이동될 수 있다.
Patent KR-20020011388-A (KR)
IPC: H01L39/04
Filed: 2001-03-06
Abstract: 본 발명은 측정 대상물(S)의 자장 분포를 SQUID(2)를 사용하여 측정하는 자기 센서(1)에 있어서, 내부가 진공 상태로 유지됨과 동시에 SQUID(2)를 수용하는 수용부(10)와, 고 투자율 재료에 의해 형성되며, 측정 대상물(S)부터의 자속을 SQUID(2)로 유도하기 위한 대략 바늘 형상 자속 도입 부재(30)를 구비하며, 자속 도입 부재(30)는 한쪽 끝(30a)이 수용부(1O) 내에 있어서 SQUID(2)로부터 격리하여 위치함과 동시에, 다른쪽 끝(30b)이 수용부(10) 외부에 위치하는 것을 특징으로 한다.
Patent KR-20010113972-A (KR)
Title: Hydrochloride of fused-heterocycle compound
IPC: A61P3/04
Filed: 2000-05-24
Abstract: The present invention concerns the hydrochloride of the compound (5-Ä4-(6-methoxy-1-methyl-1H-benzimidazol-2-ylmethoxy)benzylÜthiazolid in-2,4-dione) of the following structure (I) which exhibits an excellent hypoglycemic activity and the like. <CHEM>
Patent KR-20020028913-A (KR)
Title: Sintered steel material
IPC: B22F3/12
Filed: 2000-07-19
Abstract: A sintered steel and a method for the manufacture thereof are described, the sintered steel being made by a method comprising the steps of providing a first pre-alloyed steel powder having a composition comprising in weight %: C 0.5-2, Cr 3.5-6, (2 Mo+W) 12-22, V 0.5-5, Co 0-12, Mn 0.1-0.5, Si 0.1-0.6, Fe balance apart from incidental impurities; providing a second pre-alloyed steel powder having a composition comprising in weight %: C 0.3-0.7, Cr 3-5.5, Mo 1-2.5, V 0.3-1.5, W 0-2, Mn 0.1-0.6, Si 0.8-1.2. Fe balance apart from incidental impurities; mixing together from 2 to 50 weight % of the first pre-alloyed steel powder with 98 to 50 weight % of the second pre-alloyed steel powder optionally up to 60 weight % of an iron powder and with carbon powder such that the final carbon content of the matrix of the sintered steel powder is a maximum of 1.1 weight %1; compacting the mixture and sintering to form the sintered steel.
Patent KR-20030063617-A (KR)
Inventor: LEE BYEONG HWAN
IPC: F24D13/04
Filed: 2002-01-23
Abstract: PURPOSE: An assembly type electric boiler device and a heating pipe assembly used in the same are provided to allow for ease of construction of electric boiler device and partial replacement of heating pipe assembly. CONSTITUTION: An assembly type electric boiler device(1) comprises a connection unit(20) arranged on the bottom surface of an indoor area, and which has a plurality of connection sockets electrically connected to a power supply unit(5); and a plurality of heating pipe assemblies(40) each of which includes a heating pipe having an end coupled to the connection socket in such a manner that the heating pipe is detachable from the connection socket, a connection terminal arranged on the end of the heating pipe and electrically connected to the connection socket, and a hot wire arranged in the heating pipe and connected to the connection terminal.
Patent KR-20030063658-A (KR)
Title: Toothbrush
Inventor: HWANG JOONG CHUN
IPC: A46B13/02
Filed: 2002-01-23
Abstract: PURPOSE: An electric toothbrush is provided to improve a tooth brushing efficiency with an increased time and area that toothbrush hair is contacted to the teeth by increasing a rotation radius by mounting and rotating a toothbrush hair section on a shaft with curved ends. CONSTITUTION: The toothbrush comprises: a main body(1) which has a driving section(7) mounted thereto; a head section(3) which is connected to the front end of the main body and has a mounting groove formed thereto; a shaft(9) which rotates upon receipt of a rotary force from the driving section and changes the rotation into a cam rotation as the front end(17) being curved; and a toothbrush hair section(11) which is arranged to the mounting groove of the head section, is coupled to the front end(17) of the shaft(9) and brushes the teeth by rotation with the top portion disposed upward upon driving the driving section(7).
Patent KR-20030065848-A (KR)
Inventor: KIM DAE IL
IPC: G11B25/04
Filed: 2002-02-01
Abstract: PURPOSE: A disk having a slope is provided to easily detach minute particles attached to a surface of a rotating disk and easily discharge the minute particles by easily discharging fluid to the outside. CONSTITUTION: A disk(10) has a recording area where data is recorded. At least one disk plane(10a) including at least a part of the recording area is sloped outward to enlarge a difference in a pressure between the inside diameter and the outside diameter. In the case of rotating the disk, a large difference in a pressure is formed between the inside diameter position and the outside diameter position, so that secondary flowing is strengthened.
Patent KR-20030038296-A (KR)
Inventor: OH YOUNG SHUCK
IPC: B05B17/08
Filed: 2002-02-26
Abstract: PURPOSE: Provided is a nozzle for a fountain jetted to high location which allows air flown in jetting water to form column of water through an injector in a cylindrical way so that it helps to improve beauty of the fountain. CONSTITUTION: In the nozzle which consists of a nozzle tip(2), a nozzle body(3) and a jetting pipe(4), the nozzle for the fountain jetted to high location is characterized by comprising the parts of: a guide pipe(5) which is placed between the nozzle body and the jetting pipe with forming an air suction hole(51) outside and an air guide pipe(52) inside; and the injector(1) which is connected to the air guide pipe by a connection tool(12) and extended to let upper edge of the injector located at the center of a jetting hole(22) of the nozzle tip.
Patent KR-20020072196-A (KR)
Inventor: AUTIER INGRID
IPC: H04N7/24
Filed: 2002-03-05
Abstract: PURPOSE: A method for managing isochronous file transfer in the HAVI(Home Audio Video Interoperability) environment is provided to manage isochronous and asynchronous files on recording media by using the file manager functional component module to the client application. CONSTITUTION: A method for handling isochronous files in a HAVi network is provided. The method comprises the steps of starting the connection between a client device and a source device; specifying a file to be transferred in the isochronous method over the connection; specifying a starting point from which the transfer is to be carried out within the file; and initiating the file transfer from the starting point. The isochronous and asynchronous files on recording media are managed through the HAVI network.
Patent KR-20030075459-A (KR)
Title: System for prevent a bag from robbing
Inventor: SHIN YANG JU
IPC: A45C13/24
Filed: 2002-03-19
Abstract: PURPOSE: A bag burglar-alarm system is provided to more conveniently operate a burglar-alarm apparatus mounted for preventing a burglary of a bag. CONSTITUTION: The system comprises: a bag(10) which is carried with cash, valuables and important documents put inside; a remote control(20) which is separated from the bag and remotely operates a secrete code radio signal; and a burglar-alarm apparatus(30) which is disposed in the bag and executes high voltage/alarm sound and plug operation by the secrete code signal of the remote control.
Patent KR-20020039281-A (KR)
Inventor: JO GEUN SIK
Filed: 2002-03-20
Abstract: PURPOSE: A product recommending method and system using conversation on the Internet is provided to recommend suitable product to the user by analyzing conversation and choosing specified words on the Internet. CONSTITUTION: The system consists of a computer(10) and a web server, which connects the computer on the Internet(20), The web server consists of an interactive interface module, a user information input module, a pattern matching module, a preference reasoning module, a product recommending module, a user information DB, a conversational question DB, a conversational knowledge DB, and a product DB. When a user connects the server, the user talk with the system using text. The system selects some specified words and searches DB to find products that are suitable to the user. The information from the words is like age, sex, hobbies, occupation, etc. To find the products, the system uses the pattern matching method, which uses the conversational knowledge DB.
Patent KR-20020077078-A (KR)
Inventor: SHIN GI CHEOL
IPC: H04B10/40
Filed: 2002-03-22
Abstract: PURPOSE: A small shape factor-type optical module having an optical waveguide is provided to passively align a substrate and a package without driving a light emitting or light receiving element, and to fabricate an optical transmission module in a pre-aligned system, thereby reducing time for alignment. CONSTITUTION: An optical transmission module(100) comprises as follows. An integrated module package(115) has a condenser on a front. A substrate(101) is attached to a lower side of the package. A light emitting element(103) and an optical waveguide(125) are attached to an upper part of the substrate. A light receiving element(104) controls an optical output of the light emitting element as a sensor. The condenser comprises as follows. A lens inserting hole(122) and a transmission lens(116) are formed on a front of the package. A transmission guide pipe(118) is installed by being inserted into the lens inserting hole, and forms a hollow unit(118a) where a transmission ferrule(112) is inserted. The transmission lens is convex, and is fixed on a pre-calculated location in the lens inserting hole to focus light of the light emitting element on a core of an optical fiber(111) of the transmission ferrule.
Patent KR-20030078098-A (KR)
Title: Soil conditioner composition consisting of olivine for promoting growth of vegetables
Inventor: PARK DAE SEOP
IPC: C09K101/00
Filed: 2002-03-28
Abstract: PURPOSE: Provided is a composition of a soil improver for promotion of vegetable growth using olivine as main ingredient. It has excellent growth promotion effect on vegetables. CONSTITUTION: A composition of a soil improver is characteristically manufactured by adding olivine having a particle size of 0.01-5.0mm as an effective ingredient to standard soils.
Patent KR-20020077225-A (KR)
Title: Improved plastic composition
Inventor: BORTNICK NEWMAN MAYER
IPC: C08L101/00
Filed: 2002-03-29
Abstract: PURPOSE: An improved plastic composition, its preparation method and a plastic additive composition are provided, to improve the mechanical properties such as the strength by employing polymeric nanoparticles. CONSTITUTION: The plastic composition is a thermoplastic or thermosetting composition comprising at least one plastic resin; and polymeric nanoparticles. The method comprises the steps of making polymeric nanoparticles which contains at least one multi-ethylene-based unsaturated monomer as a polymerization unit and has an average diameter of 1-50 nm; and mixing the polymeric nanoparticles with at least one plastic resin. The plastic additive composition comprises at least one plastic additive; and polymeric nanoparticles. Preferably the polymeric nanoparticles contains at least one multi-ethylene-based unsaturated monomer as a polymerization unit and has an average diameter of 1-50 nm.