baber/WOPTO huggingface dataset:
Patent KR-20110131738-A (KR)
Title: Phase correction circuit
Inventor: KIM KWAN DONG
IPC: G11C11/407
Filed: 2010-05-31
Abstract: PURPOSE: A phase correcting circuit is provide to minimize the decrease of hold margin or setup margin of a signal processing circuit by accurately correcting a phase difference of a multiple phase signal to a target value. CONSTITUTION: A skew detecting unit(400) generates a first skew detection signal and a second skew detection signal by comparing a multiple phase signal. A phase control signal generating unit(500) generates a plurality of phase control signals by combining the first skew detection signal and the second skew detection signal. A phase control unit(600) delays the multiple phase signal corresponding to the delay time of the plurality of phase control signals. A first delay unit delays the second phase signal and provides the delayed signal to a first time/digital converter. A second delay unit delays the first phase signal and provides the delayed signal to a second time/digital converter.
Patent KR-20110133879-A (KR)
Title: A walking stick for detecting walking correction, physiologicl signal and falling down
Inventor: KIM YOUNG CHANG
IPC: A61H3/00
Filed: 2010-06-07
Abstract: PURPOSE: A walking stick for detecting walking correction, physiologicl signal and falling down is provided to generates the stimulation such as vibration, light and sound according to the slope level. CONSTITUTION: An acceleration sensor(20) detects the change of the angle of a hollow shaft body(1). A signal processing unit processes the output signal of the sensor. A main controller successively produces acceleration, speed, and angle. The main controller outputs a display control signal and a stimulus control signal. A display unit(50) displays a calculated value. A stimulus generator(60) generates a stimulus signal according to the calculated angle value.
Patent KR-20110134115-A (KR)
Title: Method for producing bonded substrates
Inventor: PARK SEUNG YONG
IPC: H01L21/318
Filed: 2010-06-08
Abstract: PURPOSE: A method for producing bonded substrates is provided to deposit the materials of a second substrate on a first substrate and bond the second substrate onto the deposited materials to manufacture bonded substrates, thereby easily bonding two different substrates while maintaining quality. CONSTITUTION: A first substrate is prepared(S211). The materials of the second substrate are deposited on the first substrate(S212). The second substrate is bonded onto the deposited materials of the second substrate(S213). Metal or semiconductor materials are added to the materials of the second substrate.
Patent KR-20110139406-A (KR)
Title: Composition comprising a 2-methoxy-5-(2-methyl propyl) pyrazine compound isolated prunus persica (l.) batch showing anti-wrinkle activity
Inventor: HWANG JAE KWAN
IPC: A61K31/4965
Filed: 2010-06-23
Abstract: PURPOSE: A composition containing 2-methoxy-5-(2-methyl propyl) pyrazine for anti-wrinkling and antiaging is provided to remove ROS(reactive oxygen species) and to reduce MMP-1. CONSTITUTION: A composition for anti-wrinkling and antiaging contains 2-methoxy-5-(2-methyl propyl) pyrazine of chemical formula 1. A composition for anti-wrinkling and antiaging reduces MMP-1 expression increased by UV. The compound of chemical formula 1 is a pyrazine derivative isolated from Prunus persica (L.) Batch pulp.
Patent KR-20120000416-A (KR)
Inventor: LEE YOU SUN
IPC: B60R21/203
Filed: 2010-06-25
Abstract: 에어백모듈을 스티어링 휠에 간편하게 장착할 수 있는 스티어링 휠과 에어백모듈의 결합구조물이 제공된다. 
이를 위해, 본 발명의 실시예에 의한 스티어링 휠과 에어백모듈의 결합구조물은, 스티어링 휠과, 상기 스티어링 휠에 장착되어 운전자를 보호하는 에어백모듈과, 상기 스티어링 휠에 회전가능하게 배치되어 탄성력을 발생하는 탄성부재와, 상기 에어백모듈에 배치되고 상기 에어백모듈을 상기 스티어링 휠에 장착시에 상기 탄성부재가 회전될 수 있도록 상기 탄성부재를 가압하여서 상기 탄성부재의 탄성력에 의해 상기 탄성부재와 결합되는 결합부재를 포함한다.
Patent KR-20120007384-A (KR)
Title: Mobile terminal and operation control method thereof
Inventor: CHOI KYUNG DONG
IPC: G06F3/041
Filed: 2010-07-14
Abstract: PURPOSE: A portable terminal and operation control method thereof are provided to control various operations through the multi touch input of various types. CONSTITUTION: A display unit(151) displays a document editing screen capable of writing out an electronic document. A control unit(180) receives multi-touch input including first touch input and second touch input through the document editing screen. The control unit divides the document editing screen into first and second screens. The control unit displays the document editing screen on the first screen. The control unit displays the divided screen on the second screen.
Patent KR-20120008765-A (KR)
Title: high precise speed winding-machine
Inventor: KIM SUNG KWUN
IPC: B65H54/08
Filed: 2010-07-20
Abstract: PURPOSE: A high-precision high-speed winding machine is provided to uniformly wind a wire on a spool at improved winding speed by removing the shaking of a guide unit. CONSTITUTION: A high-precision high-speed winding machine(1) comprises a guide unit(10), a spool(20), a spool driving unit(30), and a moving unit. The guide unit guides a wire(700). The spool is rotated to wind the guided wire thereon. The spool driving unit provided torque to the spool so that the spool is rotated to wind the wire. The moving unit is coupled to the spool driving unit and moves the spool driving unit right and left in order to move the spool right and left.
Patent KR-20120011143-A (KR)
Title: 가스 댐퍼의 압축 상태 유지용 지그
Inventor: CU MOON HO
IPC: B25B27/00
Filed: 2010-07-28
Abstract: 본 발명은 차량 가스 댐퍼의 압축 상태 유지용 지그에 관한 것으로, 가스 댐퍼를 케이스(지그)내에 압축상태로 고정하여 납품하면 현장에서는 차량에 시트를 장착한 후 지그를 이탈시켜 텀블 기능을 가능하게 하고 이탈된 지그는 재사용할 수 있도록 한 것이다. 
본 발명은 가스 댐퍼를 넣기 위한 지그 즉, 케이스(10)와, 상기 케이스(10) 내에 압축상태로 삽입되는 가스 댐퍼(11)와, 상기 가스 댐퍼(11)의 압축고정 및 탈거용 스크류(13)를 포함하여 구성된 것으로, 반발력의 원인인 가스 댐퍼(11)를 압축상태로 직접 고정한다.
Patent KR-20120011449-A (KR)
Inventor: KIM CHAN SIG
IPC: B21D28/34
Filed: 2010-07-29
Abstract: PURPOSE: A device for punching and blanking of a metal plate is provided to reduce working hour and manufacturing costs by forming a desired number of holes at a time using a plurality of punching machines. CONSTITUTION: A device for punching and blanking of a metal plate comprises a fixing plate(110) which is fixed to the top of a fixing frame(100) and formed with a plurality of setting holes, punching machines(200) which are fixed by bolts and nuts to the fixing plate in a curved or straight line and controlled in position and arrangement shape, a distributor(300) which is fixed to the fixing plate and connected to each punching machine to operate the punching machine, and an air supply tank(400) which is provided under the fixing plate and connected to the distributor to supply air.
Patent KR-20120012662-A (KR)
Title: 전기자동차 및 그 비상제어방법
Inventor: PARK SUNG CHUL
IPC: B60L15/00
Filed: 2010-08-02
Abstract: 본 발명은 전기자동차 및 그 비상제어방법에 관한 것으로서, 복수의 제어부를 구비하여 복수의 제어부간에 상호 모니터링 하고, 이상 발생 시 정상 동작하는 제어부를 통해 비상제어하여 차량이 계속적으로 주행하도록 하거나, 또는 발생되는 이상 현상에 따라 차량이 비상정지하도록 하여, 안정적인 차량의 주행을 보장하고 차량 이상으로 인해 발생할 수 있는 사고를 사전에 방지하여 운전자의 안전을 보장한다.
Patent KR-20120021568-A (KR)
Title: The equipment of removal rare earth in the eutectic and the method thereof
Inventor: CHO YUNG ZUN
IPC: G21F9/30
Filed: 2010-08-09
Abstract: PURPOSE: An apparatus for removing rare earth in eutectic salt capable and a method for removing rare earth using the same are provided to prevent rare earth precipitate and eutectic salt fro leaking in a processing procedure by deforming the form of a metal reactor. CONSTITUTION: A metal reactor is composed of top and lower parts. A top diameter of the metal reactor is formed larger than a bottom diameter. A metal reaction container of a corn shape is located in the lower part in the metal reactor. A vertical distribution pipe is arranged in the metal reaction container to supply a gas to the metal reaction container. An apparatus for separating layers of eutectic salt includes a heating part which surrounds sides of the metal reactor. An apparatus for separating solid salt divides solid eutectic salt separated in layers by heating the outside of the metal reaction container.
Patent KR-20120017220-A (KR)
Title: An acoustic tranducer
Inventor: KIM JI HOON
IPC: H04R9/04
Filed: 2010-08-18
Abstract: PURPOSE: A sound conversion apparatus is provided to fix an outgoing line of a voice coil through a damper, thereby reducing malfunction in an assembly process and disconnection of the outgoing line. CONSTITUTION: A yoke(210) is combined on the lower surface of a frame(100). An inner ring magnet(220) is attached on the yoke. The inner ring magnet is covered by an inner ring top plate(230). An outer ring magnet(240) is fixed to the frame and the yoke. The outer ring magnet is covered by an outer ring top plate(250). A part of a voice coil(300) is inserted between the inner ring magnet and the outer ring magnet. A vibration plate is attached on the upper or lower part of a damper with the voice coil. A side vibration plate(500) vibrates with the damper. A protector(600) defines an inner vibration space by being combined with the frame. A pin terminal(700) is attached on the lower part of the frame.
Patent KR-20120018950-A (KR)
Title: Preparation method for para-phenylene diamine
Inventor: SHIN YONG JUN
IPC: C07C209/10
Filed: 2010-08-24
Abstract: PURPOSE: A manufacturing method of phenylene diamine is provided to obtain para-phenylene diamine of high purity and to easily separate byproduct, thereby improving the efficiency and the productivity of processes. CONSTITUTION: A manufacturing method of phenylene diamine comprises a step of reacting para-diiodobenzene and ammonia under the presence of heterogeneous catalyst in which metal is dipped on a carrier. The carrier comprises one or more kinds selected from a group consisting of zeolite, silica, alumina, charcoal, and ceramic. The catalyst comprises one or more kinds selected from a group consisting of copper(Cu), palladium(Pd), platinum(Pt), nickel(Ni), iron(Fe) and cobalt(Co).
Patent KR-20120010946-A (KR)
Title: Apparatus for joining plate-shaped members
Inventor: UEMURA MITSUO
IPC: G02F1/13
Filed: 2010-08-25
Abstract: PURPOSE: A surface member junction apparatus is provided to connect a plate-shaped member in air pressure by providing a junction apparatus for effectively establishing the spread pattern of hardening resin. CONSTITUTION: A hardening resin(102) is previously arranged at the junction surface of a first and a second plate-shaped member(101). The first and the second end(101b, 101c) of the plate-shaped member are supported by the supporting unit of a first and a second pillow(7, 10). The height of the supporting unit is established to a target height which is higher than the junction surface of a first plate-shaped member. The hardening resin is pressed by the pressing unit of the second plate-shaped member(14) between the second and the first plate-shaped member.
Patent KR-20120020370-A (KR)
Inventor: AN CHEOL HO
IPC: B22D7/06
Filed: 2010-08-30
Abstract: 본 발명은 강괴 주조장치에 관한 것으로, 강괴를 주조하는 주형(10)과, 상기 주형(10)이 상부에 안착되고, 일정두께를 갖는 원반형상으로 형성되며 상면과 저면에 각각 상기 주형(10)의 저면 직경에 대응되는 주형 정치 홈(23)이 형성된 정반(20)을 포함한다. 
본 발명은 정반의 수명이 증대되고, 연간 소요되는 정반 비용을 크게 절감할 수 있는 이점이 있다.
Patent KR-20120022254-A (KR)
Title: Conduction cooled plate of high temperature superconducting magnet for eddy current loss reduction
Inventor: BAE JOON HAN
IPC: H01L39/08
Filed: 2010-09-01
Abstract: PURPOSE: A conductive cooling plate for a high temperature superconductive magnet is provided to minimize eddy current loss and reduce a thermal load by forming a route of an eddy current to be maximally shortest with a slot at a partitioned conductive cooling plate. CONSTITUTION: A conductive cooling plate(100) is used for a double-pancake coil. The conductive cooling plate is composed of one to four unit conductive cooling plates(110). One to twenty slots(120) are formed on the conductive cooling plate. The slot is formed at one of an inside diameter, central part, and outer diameter of the conductive cooling plate. The number of the slot and the number of partitions of the conductive cooling plate is varied according to the capacity or size of a coil.
Patent KR-20120026174-A (KR)
Title: Solar cell
Inventor: YANG HYUN JIN
IPC: H01L31/04
Filed: 2010-09-09
Abstract: PURPOSE: A solar cell is provided to prevent a crack generated in a manufacturing process by forming a electrode pattern to be parallel with the longitudinal side and horizontal side of a substrate. CONSTITUTION: A first electrode(141) and a second electrode(142) are formed in the rear side of a substrate(110). The first electrode comprises a first electrode connecting part(BA1) and a plurality of first electrode slines(FA1). The second electrode comprises a 2A electrode connecting part(BA2) and a plurality of 2A electrode lines(FA2). The plural 2A electrode lines are electrically connected to each other through the 2A electrode connecting part. A part of the first electrode and the second electrode are not partly parallel with the longitudinal side or the length side of the substrate.
Patent KR-20120027789-A (KR)
Inventor: YANG DONG YEOL
IPC: B63B29/02
Filed: 2010-09-13
Abstract: 본 발명은 딥 드로잉 제품 또는 튜브 플랜지를 샌드위치 내부 코어로 이용한 샌드위치 판재 및 그 제작 방법에 관한 것으로서, 더욱 상세하게는 일반 산업에서 많이 사용되는 딥 드로잉(deep drawing) 또는 튜브 플랜지(tube flange) 공정으로 제작된 제품을 샌드위치 내부 코어로써 정렬하고 상,하 외판재와 접합하여 제작하는 중대형 경량 샌드위치 판재 및 그 제작방법에 관한 것이다. 
본 발명에 의하면, 샌드위치 중간층을 일체형 구조 형상이 아닌 독립적인 내부 코어군, 예를 들어 딥 드로잉 제품이나 튜브 플랜지 등을 적용하여 중대형 샌드위치 판재의 제작을 용이하게 함으로써, 경량화, 고강도화, 고기능화된 중대형 경량 샌드위치 판재 및 그 제작방법을 제공한다. 또한 분리된 내부 단위 코어군을 통해 중대형 내부 구조를 일체형으로 제작할 필요 없이 단위 구조체만을 제작함으로써 생산설비 간소화 및 생산성면에서도 이점을 가지게 될 뿐만 아니라 이를 통해 이동성 및 활용도가 높아지게 하며, 내부 코어군의 형상 및 위치를 개별적으로 제어하여 국부적 물성의 변화를 가능하게 하여 다양한 특성과 응용성을 지닌 중대형 경량 샌드위치 판재 및 그 제작방법을 제공한다.
Patent KR-20120032239-A (KR)
Title: Insulator for automotive exhaust system and the same manufacturing method
Inventor: KIM TAE WAN
IPC: F01N13/00
Filed: 2010-09-28
Abstract: PURPOSE: An insulation member for an exhaust system in a vehicle and a manufacturing method thereof are provided to enable easy return to the original location even if torsion occurs. CONSTITUTION: An insulation member for an exhaust system in a vehicle comprises a wire spring(10), a round drum(20), and a circular collar(30). The wire spring forms a spoke unit, which is radially symmetric around the hollow. The circular drum is pressed to connect the inside of the spoke unit. The circular collar is pressed to connect the outside of the spoke unit. The wire spring is a seamless spring.
Patent KR-20120033119-A (KR)
Inventor: CHOI YONG KIL
IPC: B60K15/03
Filed: 2010-09-29
Abstract: 본 발명의 예시적인 실시예는 연료 필러 넥의 공기 흡입 장치가 개시된다. 개시된 연료 필러 넥의 공기 흡입 장치는, 연료 탱크로 연료를 주입하기 위한 필러 넥에 구성되며, 연료 탱크 내부의 증발 가스를 흡기 시스템으로 회수하기 위한 캐니스터와 연결되는 것으로서, ⅰ)필러 넥의 외주면에 결합되며, 상호 구획된 공기 배출부와 물 배출부가 형성되어 있는 커버유닛과, ⅱ)공기가 유입되는 공기 유입부를 지니며 공기 배출부와 연결되고, 필러 넥의 플랜지부에 결합되는 포트유닛과, ⅲ)포트유닛을 감싸며 필러 넥의 플랜지부에 결합되어 포트유닛과 플랜지부를 패킹하고, 포트유닛의 공기 유입부로 유입되는 물을 실질적으로 차단하는 패킹유닛을 포함한다.
Patent KR-20120033564-A (KR)
Title: Smart electronic card
Inventor: KWON SUNG KYU
IPC: G06K19/077
Filed: 2010-09-30
Abstract: PURPOSE: A smart electronic card is provided to minimize the thickness of the smart electronic card by using a hard circuit board. CONSTITUTION: An electronic component is installed inside a through hole. The electronic component is connected to a conductive wire to a connection terminal. A mold(130) covers a connection part of the connection terminal and the conductive wire. A protection film(500) is formed in the exterior side of a main board in order to protect the main board and the electronic component.
Patent KR-20120034456-A (KR)
Title: Secondary battery charge and power supply device
Inventor: JU JIN GWAN
IPC: H02J7/14
Filed: 2010-10-01
Abstract: PURPOSE: A secondary battery charging power feeder is provided to supply a long time power source to load with one time charge by alternately executing the electric power supply of the load and the charge of a battery. CONSTITUTION: Secondary batteries(10a, 10b) are used as a secondary cell which is able to be charged. One secondary battery outputs a DC power source to load(40) in the fully charged state. A positive terminal of the secondary battery is connected to a positive terminal of the load and a positive terminal of a generator(30). A negative terminal of the secondary battery converts location according to charging capacity of the secondary battery in a state connected to a reposition terminal of each relay. The top of a first relay(20a) is connected to the negative terminal of the load. The top of a second relay(20b) is connected to the negative terminal of the generator.
Patent KR-20120035425-A (KR)
Title: Method for preparing 2,4-bis(p-hydroxyphenyl)-2-butenal
Inventor: JEONG HEON SANG
IPC: C07C45/65
Filed: 2010-10-05
Abstract: PURPOSE: A manufacturing method of 2,4-bis(para-hydroxy phenyl)2-butenal is provided to obtain 2,4-bis(para-hydroxy phenyl)-2-butenal with high yield through simple process. CONSTITUTION: A manufacturing method of 2,4-bis(para-hydroxy phenyl)2-butenal comprises a step of manufacturing a mixture by mixing sugar and tyrosine, and a step of reacting the mixture. The sugar is monosaccharide or disaccharide. The reaction temperature of the second step is 100 - 200 °C. The concentration of tyrosine in mixture is 0.05-0.5 M. the manufacturing method comprises a step of controlling the pH of the mixture to 2-10. Solvent in the mixture is water or ethanol.
Patent KR-20120037087-A (KR)
Title: A manufacturing method of functional foods for natural drugstuff for surerbacteria relax and thereby natural drugstuff
Inventor: JUNG MI AE
IPC: A23L33/00
Filed: 2010-10-11
Abstract: PURPOSE: A producing method of functional health food using natural medical herbs, and the functional health food are provided to prevent or treat the infection caused by super bacteria. CONSTITUTION: A producing method of functional health food using natural medical herbs comprises the following steps: inserting the natural medical herbs into a hemp wrapping cloth after washing with clean water; inserting the hemp wrapping cloth into a pipkin, and pouring water; boiling the mixture at 100-200 deg C for 3-4 hours; and filling the obtained composition into a sealed container at 100-200 deg C, and storing in a refrigeration state. The natural medical herbs include albizia julibrissin, black rice, schisandra chinensis, black garlic, houttuynia cordata, adenophora triphylla, euonymus alatus, and other ingredients.
Patent KR-20120044146-A (KR)
Inventor: PARK KYUNG JIN
IPC: G01N1/36
Filed: 2010-10-27
Abstract: PURPOSE: A sample holder for a corrosion test preventing crevice corrosion is provided to obtain a design for manufacturing a corrosion resistant steel alloy through an accurate evaluation of the corrosion resistance according to processing conditions or alloying constituents when developing the corrosion resistant steel. CONSTITUTION: A sample holder(100) for a corrosion test preventing crevice corrosion comprises a holder body(110), a holder plug(130), a plug(150), and an O-ring(170). The holder body comprises a cylindrical shape in which both sides are penetrated. A partly opened protrusion is formed in the one side of the holder body so that a space fixing a metal sample(S) is formed. A screw thread is formed in the other side of the holder body so that the holder body is opened/closed. The holder plug is joined to the other side of the holder body by the screw to be opened/closed. The plug is joined by the screw in the inner part of the holder plug so that the metal sample is closely adhered. The O-ring is arranged between the metal sample and protrusion and a cross sectional shape of the O-ring is concavely formed to be closely adhered to the metal sample.
Patent KR-20120047444-A (KR)
Inventor: KIM HEE SOO
IPC: C21D9/00
Filed: 2010-11-04
Abstract: PURPOSE: A method for manufacturing an anvil for hot rolling is provided to improve the tensile strength and yield strength of an anvil by rapidly cooling the anvil from a heating temperature range to an isothermal transformation temperature. CONSTITUTION: A method for manufacturing an anvil for hot rolling comprises the steps of: preparing components of an anvil(S110), heating the anvil to a temperature range of 880-900°C(S120), rapidly cooling the anvil to a temperature range of 640-660°C for isothermal transformation(S130), and repeating isothermal transformation of the anvil in a temperature range of 610-630°C(S140). The anvil comprises C of 3.2-3.8weight%, Si of 1.8-2.5weight%, Ni of 1.5-3.5weight%, Cr of 0.1-0.4weight%, Mo of 0.4-0.6weight%, V of 1.0 weight% or less, Mn of 0.4weight% or less, P of 0.08weight% or less, Mg of 0.001weight% or less, and Fe and inevitable impurities of the remaining amount.
Patent KR-20110052509-A (KR)
Title: Systems and methods for at least partially converting films to silicon oxide and/or improving film quality using ultraviolet curing in steam and densification of films using uv curing in ammonia
Inventor: VARADARAJAN BHADRI N
IPC: H01L21/3105
Filed: 2010-11-10
Abstract: PURPOSE: A systems and methods for at least partially converting films to silicon oxide and/or improving film quality using ultraviolet curing in steam and densification of films using UV curing in ammonia are provided to increase the density of the deposition layer of a substrate by applying UV light to a deposition layer during a predetermined transform period. CONSTITUTION: In a systems and methods for at least partially converting films to silicon oxide and/or improving film quality using ultraviolet curing in steam and densification of films using UV curing in ammonia, a pedestal(18) is arranged inside a chamber(14). A substrate(22) is arranged on the pedestal. A gas source(23) is combined with the chamber through at least one valve and conduit. A steam source(26) is combined with the chamber through at least one valve and conduit. A V-source(34) is arranged in the chamber and supplies broadband UV light and/or single band UV light.
Patent KR-20120052472-A (KR)
Title: The washing device of mop pad
Inventor: KIM JONG UOOK
IPC: A47L13/256
Filed: 2010-11-16
Abstract: PURPOSE: A mop pad washing apparatus is provided to simultaneously wash two mop pads by rubbing the mop pads against each other, thereby improving washing efficiency. CONSTITUTION: A mop pad washing apparatus comprises a washing plate(10) and a washing brush(20). A first mop pad is attached to the washing plate. The washing brush is provided with a second mop pad which is rubbed against the first mop pad to be washed. The washing plate comprises a first plate(11) and a first hook Velcro coupled to an insertion groove formed on one side of the first plate. The washing brush comprises a second plate(21) and a second hook Velcro(23) coupled to the front and both sides of the second plate.
Patent KR-20120053259-A (KR)
Title: Lip cosmetic composition containing water soluble silicon compound
Inventor: KIM SE JIN
IPC: A61K8/89
Filed: 2010-11-17
Abstract: PURPOSE: A cosmetic composition for lip makeup containing water soluble silicon compounds is provided to ensure excellent luster effect and high transparency and to moisturize lip. CONSTITUTION: A cosmetic composition for lip contains 10-20 wt% of water soluble silicon compounds of chemical formula 1. In chemical formula 1, X is polyethylene glycol(PEG), polypropyelen glycol(PPG), or a mixture of PEG and PPG. The water soluble silicon compounds is prepared by nucleophilic substitution of hydrophilic polymers with chlorine of chlorosilane using a zinc catalyst.