baber/WOPTO huggingface dataset:
Patent KR-20080048933-A (KR)
Title: Liquid silicone rubber
Inventor: JERSCHOW PETER
IPC: C08G77/08
Filed: 2007-11-20
Abstract: A method for preparing a curing organopolysiloxane composition is provided to improve the efficiency of preparation by preventing the damage of catalyst activity, by controlling curing velocity and by saving cost. A method for preparing a curing organopolysiloxane composition comprises the steps of injecting 100 parts by weight of a compound having a radical containing an aliphatic carbon-carbon multiple bond and an organopolysiloxane having a Si-bonded hydrogen atom, or a compound having a radical containing an aliphatic carbon-carbon multiple bond and a catalyst into a container; and supplying 0.3-5 parts by weight of the catalyst or the organopolysiloxane having a Si-bonded hydrogen atom.
Patent KR-20090051956-A (KR)
Inventor: JANG MOON SU
IPC: G06F11/00
Filed: 2007-11-20
Abstract: 본 발명은 운영체제를 기반으로 하는 운영시스템에서 악성코드에 의해 삽입된 동적 연결 라이브러리를 판단하는 장치 및 방법에 관한 것이다. 이를 위하여 본 발명의 바람직한 실시 예에 따른 운영체제를 기반으로 하는 운영시스템에서의 명시적 동작 연결 라이브러리 추출 방법은, 적어도 하나의 대상 프로세스가 실행되기 전에 상기 적어도 하나의 대상 프로세스에 대응하여 기록매체에 임포트되어 있는 이미지 파일로부터 동적 연결 라이브러리 정보를 수집하는 단계; 상기 적어도 하나의 대상 프로세스가 실행됨에 따라 메모리로 로딩되는 동적 연결 라이브러리 정보를 수집하는 단계; 상기 수집된 두 가지의 동적 연결 라이브러리 정보들을 비교하여 명시적 동적 연결 라이브러리 정보를 추출하는 단계; 및 상기 획득된 명시적 동적 연결 라이브러리 정보에 대해 악의적 목적에 의해 삽입된 동적 연결 라이브러리 정보인지를 판단하는 단계를 포함한다. 그럼으로써 악의적 목적에 의해 삽입된 동적 연결 라이브러리 정보를 피해 시스템을 위한 분석 도구로써 유용하게 활용할 수 있다. 
       
     DLL 삽입, 악성코드, 탐지, 프로파일링, 휴리스틱
Patent KR-20090052951-A (KR)
Inventor: BYUN SEONG HWAN
IPC: F03B17/02
Filed: 2007-11-22
Abstract: 본 발명품은 물탱크 내부에 물를 채우고 물탱크 바닥면에 공기방울을 발생시켜 공기방울이 상승하면서 임펠러를 회전시켜 전기를 발생시키는 것이다. 
     공기방울은 물속에서 에너지 손실없이 계속 상승하는 특성을 이용하여 수직으로 임펠러를 계속 설치하여 처음 발생된 공기방울로 탱크내에 설치된 전체의 임펠러를 회전시켜 동력을 생산하는 발명품이다. 
     수직으로 설치하는 임펠러의 수는 무한대이며 임펠러의 수가 많으면 많을수록 생산되는 동력은 많아진다. 
     임펠러와 임펠러 사이에는 공기방울이 임펠러의 한쪽방향으로 올라가 회전을 원할이 할수 있도록 기울어진 칸막이를 설치한다. 
     또한 임펠러를 회전시키는 공기방울 발생장치의 동력은 임펠러에서 생산된 동력으로 공기방울을 발생시킬수가 있다. 
       
     공기방울, 물, 임펠러, 동력, 물탱크
Patent KR-20090053610-A (KR)
Inventor: PARK DONG SEOK
IPC: G02F1/1343
Filed: 2007-11-23
Abstract: 본 발명의 횡전계방식 액정표시장치 및 그 제조방법은 4개의 서브 화소(R, G, B, W)를 단위 화소로 하는 쿼드 타입(quad type) 구조의 횡전계방식 액정표시장치에 있어서 하나의 서브 화소에만 콘택홀을 형성시켜 공통라인의 공유를 통해 다른 서브 화소에 공통전압을 전달함으로써 개구율을 향상시키기 위한 것으로, 적, 녹, 청 및 백색의 4개의 서브 화소로 구분되는 제 1 기판 및 제 2 기판을 제공하는 단계; 상기 제 1 기판에 게이트전극을 포함하는 게이트라인 및 공통라인을 형성하는 단계; 상기 제 1 기판의 화소영역에 상기 공통라인에 연결되는 제 1 연결라인을 형성하되, 상기 적, 녹 및 청색의 3개의 서브 화소 중 어느 하나의 서브 화소의 제 1 연결라인은 접속부를 포함하도록 제 1 연결라인을 형성하는 단계; 상기 제 1 기판 위에 제 1 절연막을 형성하는 단계; 상기 게이트전극 상부에 액티브패턴과 소오스전극 및 드레인전극을 형성하는 단계; 상기 제 1 기판에 상기 게이트라인과 교차하여 상기 화소영역을 정의하는 데이터라인을 형성하는 단계; 상기 제 1 기판 위에 제 2 절연막을 형성하는 단계; 상기 제 1 절연막과 제 2 절연막의 일부 영역을 제거하여 상기 드레인전극의 일부를 노출시키는 제 1 콘택홀 및 상기 접속부의 일부를 노출시키는 제 2 콘택홀을 형성하는 단계; 상기 화소영역 내에 교대로 배치되어 횡전계를 발생하는 공통전극 및 화소전극을 형성하는 단계; 상기 제 1 콘택홀을 통해 상기 드레인전극과 전기적으로 접속하는 화소전극라인을 형성하며, 상기 제 2 콘택홀을 통해 상기 접속부와 전기적으로 접속하는 제 2 연결라인을 형성하는 단 계; 및 상기 제 1 기판과 제 2 기판을 합착하는 단계를 포함한다. 
       
     쿼드 타입, 서브 화소, 콘택홀, 공통라인, 개구율
Patent KR-20090057769-A (KR)
Title: Apparatus and method for providing convoy service based on mobile telecommunication
Inventor: YUN YONG JIN
IPC: H04W4/02
Filed: 2007-12-03
Abstract: A convoy service supplying apparatus and a method thereof using a mobile communication and a GPS supplying the convoy service to a mobile communication subscriber are provided to guide the route and the location to the front vehicle and generate an alarm when the interval between vehicles is more than specific distance. A first mobile communication terminal(100) transmits its own location information to the destination arrival on a real time by using a GPS(Global Positioning System). If the alerting message that interval is more than specific distance is received, the first mobile communication terminal generates the alarm to the user. A second mobile communications terminal(200) transmits location information on a real time. The routing information to the first mobile communication terminal is indicated to the user on a real time. A convey service server(300) delivers an alarm message to the first mobile communication terminal.
Patent KR-20090060536-A (KR)
Title: Receiving device for display device and liquid crystal display device having the same
Inventor: LEE KUM TAE
IPC: G02F1/1333
Filed: 2007-12-10
Abstract: An apparatus for receiving a display device and a liquid crystal display device having the same are provided to realize the slimness by not including a reflective sheet. An apparatus for receiving a display device comprises a bottom plate(120), a luster processing layer(130), a reflection pattern layer(140) and a side wall(110). A luster processing layer is adhered closely to the bottom plate by being formed in the shape of a thin film including metal. The reflection pattern layer is adhered closely to the luster processing layer and includes at least one of a dot pattern(141) which has convex point shape and a prism pattern which has prism shape. The side wall is extended from the bottom plate by being cut or bent.
Patent KR-20090060564-A (KR)
Title: Electronic control device for pressing water
Inventor: CHA SUNG IL
IPC: F04D27/00
Filed: 2007-12-10
Abstract: An electronic water supply pressure device is provided to minimize the number of parts, to improve endurance, and to allow the user to confirm malfunction of the device from outside with naked eyes. An electronic water supply pressure device comprises a paddle flow switch turned on by the water flowing toward a water supply pipe, and a control box(10) converting input power of AC 220V to DC 12V. The control box includes a power lamp indicating the power application state, an operation lamp indicating the operating state of a water supply pump, and a time controller. The time controller operates the water supply pump in response to the contact-on signal of the paddle flow switch and, when the water supply is stopped by the user, keeps the water supply pump disable until the contact point switched between on and off states due to the water current varied by the backpressure of water supply becomes the off state.
Patent KR-20080002725-A (KR)
Title: Dule polarization satellite antenna
Inventor: KIM SUK KYUNG
IPC: H01Q13/10
Filed: 2007-12-12
Abstract: A dual polarization satellite antenna is provided to minimize a feeding loss by reflecting a feeding signal on a waveguide feeder to a lower direction using a feeding cover. A waveguide feeder for transmitting signals is formed on a reflective substrate(100). A cavity substrate(200) includes plural cavities which are arranged on an upper layer of the reflective substrate. A first feeding circuit substrate(300) feeds a planar polarization signal to the upper layer of the cavity substrate. A first radiating substrate(400) includes M x N plural radiating slots and emits the planar polarization signal. A second feeding circuit substrate(500) feeds a vertical polarization signal to the upper layer of the first radiating substrate. A second radiating substrate(600) includes M' x N' plural radiating slots and emits a vertical polarization signal. Dielectric substrates(810,820,830,840,850) are formed between the substrates respectively.
Patent KR-20090062178-A (KR)
Title: Structure for mounting pillar trim for enabling easy curtain air bag expansion
Inventor: LEE WON JONG
IPC: B60R21/213
Filed: 2007-12-12
Abstract: Fixing structure of a pillar trim for exploding an airbag easily is provided to reduce manufacturing cost by using no pad for bridging a gap, and to improve quality of an outer tube. Fixing structure of a pillar trim for exploding an airbag easily comprises the followings: an end part of a headlining of a vehicle; a curtain airbag(104) mounted on an inner side of the pillar trim(110) connected with the end part of the headlining; and a bracket connected with the headlining which is connected to the inside of a trapezoidal shape. The bracket bridges the gap of the headlining and the pillar trim.
Patent KR-20080055724-A (KR)
Title: Gradient functional extrusion and drawing dies and manufacturing method thereof
Inventor: SHIN SEUNG YUNG
IPC: B21C3/02
Filed: 2007-12-14
Abstract: A gradient functional extrusion and drawing dies is provided to increase toughness as well as wear resistance of a tip for cemented carbide dies by using a gradient functional sintering bonding process, and a manufacturing method of the gradient functional extrusion and drawing dies is provided. As an extrusion and drawing dies of which a tip formed from a cemented carbide containing a sintering aid is divided into inner and outer sides and gradiently functionalized, a gradient functional extrusion and drawing dies is characterized in that a sintering aid content of the cemented carbide that forms the inner side of the tip is smaller than that of the cemented carbide that forms the outer side of the tip. The inner side of the tip formed from a cemented carbide containing 3 to 10 wt.% of the sintering aid, and the outer side of the tip formed from a cemented carbide containing 10 to 20 wt.% of the sintering aid. The cemented carbide is a tungsten carbide-based cemented carbide, and the sintering aid is cobalt or nickel. The inner and outer sides of the cemented carbide tip are sintering-bonded.
Patent KR-20080060188-A (KR)
Title: A method and apparatus for decoding a video signal
Inventor: KOO HAN SUH
IPC: H04N13/00
Filed: 2007-12-26
Abstract: A video signal decoding method and apparatus are provided to reduce the amount of error value transmissions by estimating coding information of a current block by using coding information of a picture having a high correlation with the current block. A motion skip discriminating unit(750) discriminates whether to induce motion information of a current block. When the motion information of the current block s induced, a motion information inducing unit(730). When the motion information of the current block is induced, the motion information inducing unit induces motion information the current block by using motion information of a neighbor block of the current block. A motion compensating unit(740) performs motion compensation by using the motion information of the induced current block. When the motion information of the neighbor block is used, it is checked whether the neighbor block refers to a picture of a different time point.
Patent KR-20090069888-A (KR)
Title: Flash memory device and read operation method thereof
Inventor: KANG YONG HOON
IPC: G11C16/30
Filed: 2007-12-26
Abstract: A flash memory device and a reading operation method thereof are provided to reduce reading disturbance of an unselected memory cell connected to a top word line of a selected memory cell. A flash memory device(100) includes a memory cell array(110), a voltage generating part(140), a column selecting circuit(120), and a control logic(150). The memory cell array has a plurality of memory cells. A plurality of memory cells is arranged in an intersection region of a plurality of word lines and a plurality of bit lines. The voltage generating part generates a plurality of reading voltages(Vread,Vread1-k,Vread2-L). The column selecting circuit drives a word line by a corresponding reading voltage. Control logic controls the voltage generating part in order to generate a reading voltage of a level varied according to a position of the selected word line. The control logic controls the column selecting circuit in order to apply a reading voltage of the varied level to a bottom word line of the selected memory cell.
Patent KR-20090070698-A (KR)
Title: Apparatus and method for counting vehicle using cctv camera, and parking system using the same
Inventor: LIM SUNG HYUN
IPC: G08G1/01
Filed: 2007-12-27
Abstract: An apparatus and a method for counting vehicle using a CCTV camera and a parking system using the same are provided to allow a user to confirm condition through CCTV camera performing image processing. A reference image including a vehicle detection pattern and a vehicle approach/exit event detection area are set up from the video information of the space which the vehicles count is referred(S125). If monitoring image for the vehicles count is inputted, the device determined that a moving target is included in a matching pattern, to which a vehicle detection pattern matched or not(S135). If the moving target exists in the matching area, it watches whether the moving object is out of the matching area or not(S145).
Patent KR-20070024713-A (KR)
Title: Resin-coated metal sheet
Inventor: SHIGE HIROO
IPC: B05D7/14
Filed: 2005-07-07
Abstract: A resin-coated metal sheet having a metal sheet and a resin layer containing electroconductive particles provided on the surface of the metal sheet, characterized in that t(mum), r(mum), d84(mum)andd16(mum) satisfy the following formulae: 2.0 <= t <= 16, 0.25t <= r <= 2t and SD = (d84 - d16)/2 <= 0.8r, wherein t represents the film thickness (mum) of the resin layer, r represents a volume average particle diameter (mum) of the electroconductive particles, and d84 and d16 represent the particle diameters (mum) at cumulative percentages of 84 % and 16 %, respectively, in the cumulative particle diameter distribution of the electroconductive particles. ® KIPO & WIPO 2007
Patent KR-20070040371-A (KR)
Inventor: PIERZYNOWSKI STEFAN G
IPC: A61K31/16
Filed: 2005-06-16
Abstract: 본 발명은 알파-케토글루타르산, 글루타민, 글루탐산 및 이들 산의 약제학적으로 허용되는 염, 알파-케토글루타르산과 아미노산 또는 디- 또는 트리펩티드, 글루타민 및 또 다른 아미노산의 디펩티드, 글루타민 및 다른 아미노산의 트리펩티드, 글루타민산 및 다른 아미노산의 디펩티드, 글루탐산 및 다른 아미노산의 트리펩티드 및 상기 디펩티드 및 트리펩티드들의 약제학적으로 허용되는 염의 아미드, 알파-케토글루타르산 또는 이의 약제학적으로 허용되는 염 및 하나 이상의 아미노산의 약제학적으로 허용되는 물리적 혼합물로 구성된 군으로부터 선택된 하나 이상의 요소의 콜레스테롤, 저밀도 지질 (LDL) 및 글리세라이드로 구성된 군으로부터 선택된 하나 이상의 요소의 증가된 혈장 레벨의 상태를 치료 또는 예방하거나 조류 및 사람을 포함하는 포유동물과 같은 척추동물에서 고밀도 지질 (HDL) 생성을 촉진하기 위한 약제 제조물 또는 식품 또는 사료 보충물을 제조하기 위한 용도에 관한 것이다.
Patent KR-20070029809-A (KR)
Title: Indoles useful in the treatment of inflammation
Inventor: OLOFSSON KRISTOFER
IPC: A61K31/404
Filed: 2005-06-17
Abstract: (I) wherein X, Rl, R2, R3, R4, R5, R6, R7and R8 have meanings given in the description, and pharmaceutically-acceptable salts thereof, which compounds are useful in the treatment of diseases in which inhibition of the activity of microsomal prostaglandin E synthase-1 is desired and/or required, and particularly in the treatment of inflammation. ® KIPO & WIPO 2007
Patent KR-20070088459-A (KR)
Title: Image processing method, program thereof, and image forming apparatus
Inventor: KIMURA TAKASHI
IPC: B41J2/01
Filed: 2006-05-22
Abstract: An image processing method is disclosed. The image processing method includes the steps of detecting one or more dots near a step-shaped changing part of dots of which an outline part of a letter or graphics is composed, by using a reference pattern having a window size of 'm x n' dots in which a number of dots 'm' corresponds to resolution in the main scanning direction and a number of dots ' n' corresponds to resolution in the sub scanning direction, converting the detected one or more dots near the step-shaped changing part that is nearly parallel to the main scanning direction into a dot whose size is smaller than that of dots of the step-shaped changing part, and not converting the detected one or more dots whose part is nearly parallel to the sub scanning direction.
Patent KR-20070087547-A (KR)
Title: System and method for variable length aggregate acknowledgements in a shared resource network
Inventor: KAKANI NAVEEN KUMAR
IPC: H04L1/16
Filed: 2005-07-29
Abstract: A system and method for producing a variable length aggregate acknowledgment frame in a shared resource network is provided. A plurality of frames is received, and receipt status information regarding the plurality of frames is generated. An aggregate acknowledgment frame comprising an acknowledgment information field containing the receipt status information is produced. A length of the receipt status information is dependent on a number of the plurality of frames.
Patent KR-20070057169-A (KR)
Title: Method for removal of acetol from phenol
Inventor: WIJESEKERA TILAK P
IPC: C07C37/86
Filed: 2005-02-03
Abstract: A method is provided for the efficient, low cost removal of acetol from a phenol stream. The method results in removal of substantially all of the acetol from the phenol stream without the formation of substantial amounts of additional methylbenzofuran. The method also avoids the use of expensive reagents and capital intensive distillation equipment.
Patent KR-20070053303-A (KR)
Inventor: SUGIOKA AKIKO
IPC: H05K1/16
Filed: 2005-09-09
Abstract: 커패시터 회로의 하부 전극으로서 유전층과의 밀착성이 뛰어나고, 또한 저항 회로 겸용 전극 등으로서 사용이 가능한 새로운 하부 전극 형성을 위한 도전층을 구비한 커패시터층 형성재를 제공하는 것을 목적으로 한다. 이 목적을 달성하기 위해, 상부 전극과 하부 전극 사이에 유전층을 구비하는 프린트 배선판에 있어서, 커패시터 회로의 하부 전극측을 유전층과의 밀착성이 뛰어나게 하기 위해, 동층의 표면에 순니켈층과 니켈-인 합금층이 순차적으로 적층된 상태, 또는 동층의 표면에 니켈-인 합금층/순니켈층/니켈-인 합금층이 순차적으로 적층된 상태의 도전층을 구비한 커패시터층 형성재를 채용한다.
Patent KR-20070053792-A (KR)
Inventor: ISHIGURO RYUJI
IPC: G06F21/12
Filed: 2000-03-30
Abstract: 퍼스널 컴퓨터(1)는, 통신부(25)를 거쳐서 인증국에 서명을 붙인 소스프로그램을 송신하고, 인증국은 수신한 소스프로그램에 개찬이 발견되지 않은 경우, 수신한 소스프로그램을 인증국의 비밀키로 암호화하여 퍼스널 컴퓨터(1)에 송신한다.    퍼스널 컴퓨터(1)는, 인증국에서 수신한 암호화된 소스프로그램을 HDD(21)에 기억하는 동시에 어댑터(26)에 송신한다.
Patent KR-20070084348-A (KR)
Title: Mitotic kinesin inhibitors and methods of use thereof
Inventor: HANS JEREMY
IPC: A61K31/4245
Filed: 2005-10-18
Abstract: This invention relates to inhibitors of mitotic kinesins, particularly KSP, and methods for producing these inhibitors. The invention also provides pharmaceutical compositions comprising the inhibitors of the invention and methods of utilizing the inhibitors and pharmaceutical compositions in the treatment and prevention of various disorders.
Patent KR-20070084432-A (KR)
Title: Method for driving a led based lighting device
Inventor: WENDT MATTHIAS
IPC: H05B44/00
Filed: 2005-10-17
Abstract: The present invention relates to a lighting device, as well as to a lighting system comprising such a lighting device and an adjustable power source, and also relates to a method of driving such a lighting system. The lighting device comprises at least one LED (1a, 1b), a control device that comprises a measuring means (7, 9) to measure a quantity that is indicative of an electrical resistance of said LED at a predetermined current or voltage, a power supply control means (11) connected to said measuring means (7, 9) and constructed to control an adjustable electrical power supply (3a, 3b) for driving the LED (1a, 1b), said signal being based on said value of said quantity. The electrical resistance of a LED is functionally dependent of the LED's junction temperature, which in turn determines its optical output characteristics. Thus, by measuring the junction temperature indirectly, through measuring of electrical LED characteristics, and mapping them to a temperature, LED output control is possible.
Patent KR-20070089943-A (KR)
Title: Intermediate compounds for the preparation of angiotensin ii receptor antagonists
Inventor: DIAZ MARTINEZ ADOLFO
IPC: C07D233/22
Filed: 2005-12-22
Abstract: It comprises new substituted heterocyclic methylphenyl boronic acids and their derivatives and also its preparation process. It also comprises a preparation process of Angiotensin II (A-II) receptor antagonists from such intermediates. The process includes the step of reacting the new substituted heterocyclic methylphenyl boronic compounds with a (halophenyl)tetrazole compound which proceeds with high yields. It allows to prepare the compounds of the present invention from a common intermediate compound, a N-protected-5-(2-halogenphenyl)-1H-tetrazole, by a process which is particularly advantageous in its practical industrial realization because it avoids the use of azide derivatives and also the use of expensive biphenyl intermediates.
Patent KR-20070087206-A (KR)
Title: Efficient system and method for facilitating quick paging channel demodulation via an efficient offline searcher in a wireless communications system
Inventor: ABRISHAMKAR FARROKH
IPC: H04B1/709
Filed: 2001-01-12
Abstract: A system for facilitating the detection and successful decoding of a quick paging channel adapted for use with a wireless communications system (10) supporting a primary paging channel and a quick paging channel. The system includes a first mechanism (46, 48, 50) for detecting a pilot signal associated with the quick paging channel based on a received signal and includes a coherent integrator (104, 106) of a first length (N) and a noncoherent integrator (114) of a second length (M). The second mechanism determines receiver operating characteristics of the system based on the pilot signal and a quick paging channel signal associated with the quick paging channel. The third mechanism optimizes the first length and the second length based on the receiver operating characteristics.
Patent KR-20070114273-A (KR)
Title: Managing risks within variable annuity contracts
Inventor: COUGHLIN JOHN L
IPC: G06Q40/00
Filed: 2006-01-13
Abstract: A method for mitigating risks associated with a reinsured annuity contract includes reinsuring variable annuity contracts having guaranteed minimum death benefits, calculating risk statistics based on one or more characteristics of the plurality of guaranteed minimum death benefit variable annuity contracts, determining a set of market indices that model the performance of the reinsured variable annuity contracts based on the plurality of risk statistics, and hedging the risks associated with the reinsured variable annuity contracts by purchasing on or more option contracts based on the determined market indices.
Patent KR-20080014745-A (KR)
Title: Epidermal growth factor receptor gene copy number
Inventor: SIENA SALVATORE
IPC: G01N33/574
Filed: 2006-03-30
Abstract: Methods of predicting whether an anti-epidermal growth factor receptor ("EGFr")-specific binding agent treatment will be efficacious in treating cancer, and methods of treating patients with anti-EGFr-specific binding agents, are provided.
Patent KR-20080002878-A (KR)
Title: Apparatus and method for polymerisation surgical cement
Inventor: ORR JOHN FENWICK
IPC: A61F2/46
Filed: 2006-03-28
Abstract: An apparatus for monitoring the polymerisation of surgical cement comprising a container for holding the surgical cement, sensing means to detect at least one environmental factor affecting surgical cement polymerisation or property of surgical cement indicating the level of polymerisation, wherein the sensing means is adapted to produce an output according to at least one environmental factor or property. The apparatus further comprises signal means to inform a user of the condition of the surgical cement according to the output of the sensing means. Suitably at least one environmental factor or property of the surgical cement is ambient temperature, ambient humidity, temperature of the surgical cement, viscosity of the surgical cement or the speed of sound through the surgical cement.
Patent KR-20070122526-A (KR)
Title: Radiation-or thermally-curable oxetane barrier sealants
Inventor: KONG SHENGQIAN
IPC: C08G65/18
Filed: 2006-04-03
Abstract: This invention relates to cationically curable sealants that provide low moisture permeability and good adhesive strength after cure. The composition consists essentially of an oxetane compound and a cationic initiator.