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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 28. Отображено 28.
29-07-2015 дата публикации

STRAINER DEVICE WITH HIGH SPEED GRINDING FUNCTION

Номер: KR1020150086740A
Автор: SONG, BYUNG JUN, CHO, HAE SOUK, LEE, BOO YOUN
Принадлежит:

The present invention relates to a strainer device with a high speed grinding function. More specifically, the strainer device with a high speed grinding function comprises: a housing which has an open top and an open bottom, wherein a fixed storage space is prepared, where an upper cover and a lower cover are installed in order to cover the open top and the open bottom, respectively, where an inlet for the inflow of a fluid is formed at one side of the upper part, and where an outlet for the discharge of the fluid flowing through the inlet to the outside is formed at one side of the lower part; a filter which is installed at the inner central part of the housing, and has an open top; a motor which is positioned on the top surface of the housing; a shaft whose one end is connected with the motor in a state of penetrating the upper cover, and the other end is positioned inside the filter; and at least one rotary blade which is installed at the other end of the shaft. Therefore, the strainer ...

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Номер записи: 1
21-12-2015 дата публикации

Macromolecule polymerization apparatus

Номер: KR0101579245B1
Автор: 김선규, 이부연, 조해석, 정병만, 송병준
Принадлежит: 주식회사 효성

... 본 발명은 폴리케톤(polyketone)과 같은 고분자 중합에 있어 원통형 베셀(vessel) 내의 상층부 벽면 및 교반기 샤프트(shaft)에 형성되는 파울링을 효과적으로 억제 및 제거함으로써 고분자의 연속중합이 가능하도록 하기 위한 고분자 중합장치에 관한 것이다.상기와 같은 과제를 해결하기 위한 본 발명은, 원통형 베셀 내에 투입된 유체를 연속 교반하여 중합하도록 상기 원통형 베셀의 저면에 장착되는 제2 감속모터와, 상기 제2 감속모터와 연결 설치되며, 상기 원통형 베셀 내의 하부에 수직 상부로 회전가능하게 설치되는 교반기 샤프트와, 상기 교반기 샤프트에 다단으로 고정설치되는 복수의 임펠러 교반기로 이루어지며, 상기 원통형 베셀 내벽에 하부가 호형으로 절곡된 평판 형상 수직으로 길게 구비되며, 상기 원통형 베셀 내에 투입된 유체의 흐름을 방해 및 안내하는 복수의 배플로 이루어지는 고분자 중합장치에 관한 것으로,상기 원통형 베셀의 상면에 장착되는 제1 감속모터와;상기 제1 감속모터와 연결 설치되며, 상기 원통형 베셀 내의 상부에 수직 하부로 회전가능하게 설치되는 스크래퍼 샤프트와;상기 스크래퍼 샤프트의 하단에 상광하협의 평판 형상으로 하향 경사지게 일단이 연결 설치되는 패들과, 상기 패들의 타단에 상기 배플의 상단과 근접한 높이 수직방향으로 구비되는 스크래퍼를 포함한다.

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Номер записи: 2
19-11-2018 дата публикации

AUTOMATIC MUSHROOM SPAWN LIQUID INOCULATION DEVICE

Номер: KR101920162B1
Автор: CHO, HAE SEOK
Принадлежит: CHUNGWOON AGRICULTURE ASSOCIATION CORPORATION

The present invention relates to an automatic mushroom spawn liquid inoculation device which can spray a mushroom spawn liquid in a multi-stage manner after opening the lids of multiple medium bottles at the same time by using an automatic lid opening unit, conveying the medium bottles to a mushroom spawn liquid spray location, and lowering and arranging a large medium bottle with a multi-stage sprayer at two or more heights when a conveyor on a work table conveys a conveying box storing the medium bottles to a large medium bottle lid opening location under the control operation of a control unit. The automatic mushroom spawn liquid inoculation device includes: the work table which loads conveying boxes storing multiple medium bottles completely sterilized in advance in a matrix pattern in units and is formed in a flat shape to convey the conveying boxes in a horizontal direction; the conveyor which receives power and sequentially conveys the conveying boxes loaded on the work table to ...

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Номер записи: 3
20-09-2016 дата публикации

POLYKETON DRYING SYSTEM COMPRISING MESH SCREEN

Номер: KR1020160108820A
Автор: KIM, SUN KUE, CHO, HAE SOUK
Принадлежит:

The present invention relates to a polyketone drying system comprising a mesh screen. The present invention provides a polyketone drying system which is provided with a mesh screen generating vibration between a dryer for drying a polyketone polymer and a powder hopper for storing polyketone polymer powder to remove lumps and big particles contained in the polyketone polymer powder produced through a polyketone polymerization process and to improve the polymer properties, is capable of removing lumps and big particles from the polyketone polymer powder to reduce a deviation in tensile and physical properties of polyketone, allows effective continuous removal of lumps and big particles, and is capable of reducing a deviation in elongation at failure and samples. Particularly, the drying system for polyketone polymer powder produced through a polyketone polymerization reaction comprises: a drying device for drying the polyketone polymer powder; a powder hopper for storing and discharging ...

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Номер записи: 4
21-01-2016 дата публикации

METHOD OF PREPARING HIGH MOLECULAR WEIGHT POLYKETONE

Номер: KR0101587470B1
Автор: 조해석, 김헌수
Принадлежит: 주식회사 효성

... 본 발명은 고분자량의 폴리케톤을 제조하는 방법에 관한 것으로, 보다 상세하게는 70∼90 부피%의 초산과 10∼30 부피%의 물로 이루어지는 혼합용매 하에서, 케톤 화합물:에틸렌계 불포화탄화수소가 1:2의 몰비로 이루어지는 단량체 조성물을 공중합시켜서 폴리케톤을 합성하도록 구성되며, 중합체의 촉매활성과 고유점도가 개선되어 분자량과 연신 특성이 대폭 향상됨으로써 고기능 재료로 사용할 수 있고, 공중합 매체로서 초산과 물의 혼합용매가 사용되어 제조원가가 대폭 절감되는 고분자량 폴리케톤의 제조 방법을 제공한다.

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Номер записи: 5
16-06-2016 дата публикации

METHOD FOR POLYMERIZING POLYKETONE HAVING LOW-MELTING POINT AND POLYKETONE HAVING LOW-MELTING POINTPRODUCED USING THE SAME

Номер: KR0101630679B1
Автор: 최지환, 심재윤, 조해석
Принадлежит: 주식회사 효성

... 본 발명의 일 실시예에 따른 중합 촉매의 존재 하에서 중합하는 저융점 폴리케톤의 중합방법에 있어서, 분자 내에 적어도 하나의 이중 결합을 포함하는 탄소수 3 내지 10개의 탄화수소 및 일산화탄소를 중합장치에 투입하여 제1 중합반응을 수행하는 단계; 및 상기 제1 중합반응이 10% 내지 20% 진행된 후, 에틸렌을 투입하여 제2 중합반응을 수행하는 단계를 포함한다.

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Номер записи: 6
17-07-2017 дата публикации

BLEND COMPRISING POLYKETONE AND ABS, AND MANUFACTURING METHOD THEREOF

Номер: KR1020170083006A
Автор: CHO, HAE SOUK, CHOI, SOO MYUNG, KIM, HEON SU
Принадлежит:

The present invention relates to a polyketone polymer composition, and particularly, to an industrial polyketone blend comprising a linear alternating polyketone polymer composed of carbon monoxide and at least one ethylene-based unsaturated hydrocarbon, and a polymer grafted with acrylonitrile-butadiene-styrene (ABS).The blend comprising the polyketone and an ABS polymer resin of the present invention has elongation at break of 35 to 190%, and has a charpy coefficient of 18 to 30 KJ/m^2 to have excellent impact-resistant strength, thereby being applied to industrial products such as automobile parts. COPYRIGHT KIPO 2017 ...

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Номер записи: 7
22-01-2015 дата публикации

POLYKETONE POLYMERIZATION CATALYST

Номер: WO2015009061A1
Автор: SHIM, Jae Yoon, KIM, Sun Kue, CHO, Hae Souk, CHOI, Ji Hwan, LIM, Geun Jho, CHANG, Sun Ki, KIM, Min Kyu, BAEK, In Hyeok
Принадлежит:

The present invention relates to a polyketone polymerization catalyst and, more specifically, to: a novel polyketone polymerization catalyst, which is prepared by using ((2,2-dimethyl-1,3-dioxane-5,5-diyl)bis(methylene))bis(bis(2-methoxyphenyl)phosphine) as a ligand constituting the polyketone polymerization catalyst, and thus has a simple structure and a small molecular weight while having high activity, thereby reducing preparation costs and enabling commercial mass synthesis; and a preparation method for the ligand.

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Номер записи: 8
13-01-2016 дата публикации

Blend Comprising Polyketone and Polytetrafluoroethylene and Method for Preparing the Same

Номер: KR0101584736B1
Автор: 조해석, 김헌수
Принадлежит: 주식회사 효성

... 본 발명은 폴리케톤 폴리머 조성물에 관한 것으로서, 상세하게는 일산화탄소와 적어도 1종의 에틸렌계 불포화 탄화 수소로 이루어진 선상 교대 폴리케톤 폴리머와 폴리테트라플루오로에틸렌으로 그래프트된 폴리머를 포함하는 산업용 폴리케톤 블랜드에 관한 것이다. 본 발명의 폴리케톤 및 폴리테트라플루오로에틸렌 폴리머 수지를 포함하는 블랜드는 동적마찰계수가 0.1 내지 0.16이고 한계 마모량 계수가 1600 내지 1900kgf/cm/s로서 뛰어난 내마모성을 가지고 있기 때문에 자동차 부품 등의 산업용 제품에 적용할 수 있다.

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Номер записи: 9
29-02-2016 дата публикации

TEMPERATURE CONTROL SYSTEM OF POLYMERIZATION REACTOR

Номер: KR1020160022054A
Автор: JEONG, BYUNG MAN, CHO, HAE SOUK, KIM, SUN KUE, SONG, BYUNG JUN
Принадлежит:

The present invention relates to a temperature control system of a polymerization reactor. More particularly, a preset temperature can be simply maintained inside the polymerization reactor by performing controlling of the temperature of the polymerization reactor through a heat exchanger which includes a cooler and a heater. Also, the temperature control system has improved high responsiveness. If the system is applied to a polymerization reactor using a gaseous monomer having low molecular weight, temperature control of the polymerization reactor is improved. The temperature control system of a polymerization reactor for controlling the temperature of the polymerization reactor has a heat exchanger which includes a cooler and a heater in the polymerization reactor. COPYRIGHT KIPO 2016 ...

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Номер записи: 10
11-08-2016 дата публикации

폴리케톤 중합용 고체상 촉매, 이의 제조방법 및 이를 이용한 폴리케톤의 제조방법

Номер: KR0101647685B1
Автор: 심재윤, 조해석, 최지환
Принадлежит: 주식회사 효성

... 본 발명은 담체를 사용하지 않는 폴리케톤 중합용 고체상 촉매 및 이의 제조방법과, 이를 이용하여 폴리케톤을 제조하는 방법에 관한 것이다.

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Номер записи: 11
28-02-2017 дата публикации

DRYING DEVICE FOR INK-JET IMAGE-FORMING APPARATUS AND IMAGE FORMING SYSTEM COMPRISING SAME

Номер: KR1020170021709A
Автор: JANG, KYUNG HWAN, JO, HAE SEOG, KIM, TAE HONG, BAEK, TAE JIN, AN, JOON SIK
Принадлежит:

According to one aspect of the present invention, a drying device for an ink-jet image-forming apparatus and an image-forming system comprising the same can dry ink on a printing medium in a rapid period of time, thereby progressing the formation of the image in a rapid manner. The drying device for an ink-jet image-forming apparatus is separably installed on an ink-jet image-forming apparatus, and comprises a heating device for receiving the printing-completed printing medium in the ink-jet image-forming apparatus and drying the same. COPYRIGHT KIPO 2017 ...

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Номер записи: 12
09-03-2016 дата публикации

POST-PROCESSING APPARATUS AND IMAGE FORMING APPARATUS HAVING SAME

Номер: KR1020160026255A
Автор: KIM, TAE HONG, JANG, KYUNG HWAN, JO, HAE SEOG
Принадлежит:

Disclosed is a post-processing apparatus for post-processing paper discharged from an image forming apparatus. The disclosed post-processing apparatus comprises: a paper discharging roller for conveying both first and second paper sequentially discharged from an image forming apparatus to an intermediate loading part; a main paddle part for conveying the first and second paper loaded on the intermediate loading part to a compiling region; a reverse roller for conveying, together with the main paddle part, the first and second paper to the compiling region while the reverse roller is arranged at a lower side of the main paddle part; and a binding part for processing the first and second paper conveyed to the compiling region, wherein the paper discharging roller allows the first paper to stand by on a standby path, and conveys the first and second paper to the intermediate loading part in a state in which a leading end of the first paper protrudes further than the leading end of the second ...

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Номер записи: 13
27-10-2015 дата публикации

METHOD FOR PRODUCING POLYKETONE USING VAPOR PHASE POLYMERIZATION

Номер: KR1020150120097A
Автор: CHOI, JI HWAN, SHIM, JAE YOON, CHO, HAE SOUK
Принадлежит:

The present invention relates to a method for producing polyketone using vapor phase polymerization. The method for producing polyketone using vapor phase polymerization is capable of increasing the activity of vapor-phase polymerization by injecting methanol (MeOH) in a monomer gas and a solid catalyst as a catalyst initiator so as to promote flowage of the catalyst when producing polyketone by the vapor phase polymerization, thereby increasing the production of polyketone. In addition the present invention can: promote the fluidization of the catalyst and increase the activity of the same, by installing a MeOH feeding system equipped with a high temperature vaporizer in a vapor phase polymerization process line, and injecting vaporized MeOH in a polymerization reactor as a catalyst initiator when putting the monomer gas into the polymerization reactor. According to the technical configuration of the present invention, MeOH is injected in the monomer gas and the solid catalyst, which are ...

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Номер записи: 14
03-03-2016 дата публикации

POST-PROCESSING APPARATUS AND IMAGE FORMING APPARATUS INCLUDING SAME

Номер: WO2016032089A1
Автор: KIM, Tae-hong, JANG, Kyung-hwan, CHO, Hae-seog
Принадлежит:

Disclosed is a post-processing apparatus for post-processing paper discharged from an image forming apparatus. The disclosed post-processing apparatus comprises: a paper discharging roller for conveying both first and second paper sequentially discharged from an image forming apparatus to an intermediate loading part; a main paddle part for conveying the first and second paper loaded on the intermediate loading part to a compiling region; a reverse roller for conveying, together with the main paddle part, the first and second paper to the compiling region, the reverse roller being arranged at the lower side of the main paddle part; and a binding part for processing the first and second paper conveyed to the compiling region, wherein the paper discharging roller allows the first paper to stand by on a standby path, and conveys the first and second paper to the intermediate loading part in a state in which the leading end of the first paper protrudes further than the leading end of the second ...

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Номер записи: 15
29-02-2016 дата публикации

SOLID CATALYST FOR POLYKETONE POLYMERIZATION, METHOD FOR MANUFACTURING SAME AND METHOD PREPARING POLYKETONE USING SAME

Номер: KR1020160022053A
Автор: SHIM, JAE YOON, CHO, HAE SOUK, CHOI, JI HWAN
Принадлежит:

The present invention relates to a solid catalyst for polyketone polymerization not using a carrier, a method for manufacturing the same, and a method for manufacturing polyketone by using the same. COPYRIGHT KIPO 2016 ...

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Номер записи: 16
04-09-2018 дата публикации

폴리케톤 및 ＡＢＳ를 포함하는 블렌드 및 그 제조방법

Номер: KR0101894810B1
Автор: 조해석, 김헌수, 최수명
Принадлежит: 주식회사 효성

... 본 발명은 폴리케톤 폴리머 조성물에 관한 것으로서, 상세하게는 일산화탄소와 적어도 1종의 에틸렌계 불포화 탄화 수소로 이루어진 선상 교대 폴리케톤 폴리머와 ABS(acrylonitrile-butadiene-styrene)로 그래프트된 폴리머를 포함하는 산업용 폴리케톤 블렌드에 관한 것이다. 본 발명의 폴리케톤 및 ABS 폴리머 수지를 포함하는 블렌드는 파단신율이 35 내지 190%이고 샤르피 계수가 18 내지 30 KJ/m2로서 뛰어난 내충격강도를 가지고 있기 때문에 자동차 부품 등의 산업용 제품에 적용할 수 있다.

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Номер записи: 17
02-11-2015 дата публикации

METHOD FOR POLYMERIZING LOW MELTING POINT POLYKETONE AND LOW MELTING POINT POLYKETONE PRODUCED BY USING SAME

Номер: KR1020150122305A
Автор: CHOI, JI HWAN, SHIM, JAE YOON, CHO, HAE SOUK
Принадлежит:

A method for polymerizing low melting point polyketone polymerized in the presence of a polymerization catalyst according to one embodiment of the present invention comprises: a step of performing a first polymerization reaction by putting hydrocarbon including at least one double bond in a molecule and having a carbon number of 3 to 10, and carbon monoxide into a polymerization apparatus: and a step of performing a second polymerization reaction by putting ethylene after the first polymerization reaction proceeds by 10 to 20%. COPYRIGHT KIPO 2016 (AA) Inserting hydrocarbon and carbon monoxide (BB) Inserting ethylene (S110) First polymerization reaction (S120) Second polymerization reaction (S130) Cleansing, filtering, drying, and obtaining polyketone ...

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Номер записи: 18
20-07-2016 дата публикации

화상형성장치 및 그 칼라 레지스트레이션 방법

Номер: KR0101636266B1
Автор: 유용호, 조해석, 조명훈
Принадлежит: 삼성전자주식회사

... 본 발명은 싱글 패스 방식의 칼라 화상형성장치에서 동작모드에 따라 패턴의 길이를 변경하여 칼라 레지스트레이션을 수행하는 방법에 관한 것이다. 이를 위해 본 발명은 싱글 패스 방식의 칼라 화상형성장치에서 동작모드별로 길이가 다른 ACR 패턴을 설정하여 칼라 레지스트레이션 작업을 수행함으로서 토너의 소모량과 ACR 수행 시간을 줄일 수 있으며, ACR 수행 시 전사벨트의 속도 변화에 따라 보정 패턴의 위치를 변경하여 칼라 레지스트레이션 작업의 정확도를 개선할 수 있게 된다.

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Номер записи: 19
26-11-2015 дата публикации

image forming apparatus and auto color registration method thereof

Номер: KR0101572164B1
Автор: 강경표, 조해석, 유용호, 박진주, 이상운
Принадлежит: 삼성전자 주식회사

... 본 발명은 전사부재를 구동하는 구동장치의 속도변동에 의한 영향을 배제하거나 최소화하여 자동 컬러정렬 작업을 수행하는 화상형성장치 및 그 컬러정렬방법에 관한 것으로, 구동장치의 회전주기에 따라 각 컬러의 시험패턴이 인쇄되게 하고, 상기 시험패턴에 기초하여 각 컬러의 정렬 오차가 보정된 화상을 출력하는 동작을 제어하는 제어부를 포함한다. 본 발명은 자동컬러정렬 작업의 신뢰도가 증대하고, 그 결과 화상형성장치에서 출력하는 화상의 품질을 높일 수 있다.

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Номер записи: 20
30-06-2017 дата публикации

PRINT MEDIUM POST-PROCESSING UNIT AND IMAGE FORMING APPARATUS HAVING SAME

Номер: KR1020170074479A
Автор: BAEK, TAE JIN, AN, JOON SIK, JANG, KYUNG HWAN, JO, HAE SEOG, KIM, MIN GI, KIM, SUNG DAE, SONG, HYUN SOO
Принадлежит:

The present invention relates to a print medium post-processing unit having an ejector apparatus for ejecting post-processed print medium, and an image forming apparatus having the same. Since the ejector apparatus connects a driving member to an ejector grip under a usage condition of the image forming apparatus to operate the ejector grip, the present invention can stably perform the ejection of the printing medium by the ejector grip and the operation of the ejector grip. COPYRIGHT KIPO 2017 ...

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Номер записи: 21
07-02-2018 дата публикации

PRINT MEDIUM FINISHING APPARATUS, IMAGE FORMING SYSTEM, AND MOVING STRUCTURE USED THEREBY

Номер: KR1020180013385A
Автор: FUKASAWA EIJI, KIM, TAE HONG, BAEK, TAE JIN, KIM, MIN GI, AN, JOON SIK, LEE, JIN SOO, JO, HAE SEOG
Принадлежит:

A print medium finishing apparatus according to one embodiment of the present invention includes a print medium discharge apparatus discharging a print medium on a print medium loading plate to a stacker tray. The print medium discharge apparatus comprises: at least one drive gear provided to be rotatable; a moving member for performing linear movement and curve movement with respect to the at least one drive gear, and having a movement conversion gear engaged to the at least one drive gear and converting rotation movement of the at least one drive gear to linear movement and curve movement; and a grip member being linearly and curvedly moved by the moving member while gripping the print medium of the print medium loading plate, and putting the print medium on the stacker tray, thereby capable of saving space by reducing the size of a moving structure moving the grip member. COPYRIGHT KIPO 2018 ...

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Номер записи: 22
22-06-2018 дата публикации

BLEND COMPRISING POLYKETONE AND ABS AND MANUFACTURING METHOD THEREOF

Номер: KR1020180068940A
Автор: CHO HAE SOUK, KIM HEON SU, CHOI SOO MYUNG
Принадлежит:

The present invention relates to a polyketone polymer composition, and particularly, to an industrial polyketone blend comprising a linear alternating polyketone polymer consisting of carbon monoxide and at least one ethylene-based unsaturated hydrocarbon, and a polymer grafted with acrylonitrile-butadiene-styrene (ABS). Since the blend comprising the polyketone and ABS polymeric resins of the present invention have breaking elongation of 35 to 190% and Charpy coefficient of 18 to 30 KJ/m^2, the impact strength is excellent to be applied to industrial products such as automobile parts. COPYRIGHT KIPO 2018 ...

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Номер записи: 23
25-08-2016 дата публикации

POLYMERIZATION APPARATUS HAVING LOOP FOR CIRCULATING REACTION GAS

Номер: KR101650762B1
Автор: KIM, SUN KUE, CHO, HAE SOUK, JEONG, BYUNG MAN, LIM, TAI HYUNG
Принадлежит: HYOSUNG CORPORATION

The present invention relates to a polymerization apparatus which enables continuous polymerization of polymers, such as polyketones, by effectively preventing and removing fouling formed on the upper wall of a cylindrical vessel and an agitator shaft. The polymerization apparatus according to the present invention is a polymerization apparatus which performs polymerization by continuously agitating liquids introduced into the cylindrical vessel, the apparatus comprising: a reaction gas circulation line connected to a lower outer surface of the cylindrical vessel; a circulation pump connected to the reaction gas circulation line for circulating a reaction gas; a reaction gas circulation loop connected to the circulation pump and extending deep into a lower part of the vessel through the lower outer surface of the cylindrical vessel to form a dip tube which generates a centrally ascending reaction interface; a driving motor installed on the bottom surface of the cylindrical vessel; an agitator ...

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Номер записи: 24
10-07-2015 дата публикации

POLYMER POLYMERIZATION APPARATUS

Номер: KR1020150080780A
Автор: KIM, SUN KUE, LEE, BOO YOUN, CHO, HAE SOUK, JEONG, BYUNG MAN, SONG, BYUNG JUN
Принадлежит:

The present invention relates to a polymer polymerization apparatus which enables a continuous polymerization of polymer by effectively preventing and removing a fouling formed in a wall surface of an upper part of a cylindrical vessel and in a stirrer shaft in polymerizing a polymer such as a polyketone. The polymer polymerization apparatus of the present invention is a polymer polymerization apparatus for continuously stirring and polymerizing a fluid inputted to the cylindrical vessel, the invention comprising: a first geared motor installed on the top of the cylindrical vessel; a scraper shaft installed by being connected to the first geared motor and installed to be rotatable vertically downward in an upper part inside of the cylindrical vessel; a scraper installed by being connected to a lower part of the scraper shaft and provided in a lower part of a paddle to be close to an inner wall of an upper part of the cylindrical vessel; a second geared motor mounted on the bottom of the ...

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Номер записи: 25
29-06-2017 дата публикации

PRINT MEDIUM POST-PROCESSING UNIT AND IMAGE FORMING DEVICE COMPRISING SAME

Номер: WO2017111281A1
Автор: BAEK, Tae Jin, AN, Joon Sik, JANG, Kyung Hwan, JO, Hae Seog, KIM, Min Gi, KIM, Sung Dae, SONG, Hyun Soo
Принадлежит:

The present invention relates to a print medium post-processing unit comprising an ejector device for ejecting post-processed print media, and an image forming device comprising the same, wherein the ejector device operates an ejector grip by connecting, under the conditions of use of the general image forming device, the ejector grip to a driving member which is operated by a rigid body, so as to stably carry out the operation of the ejector grip and the ejection of the print media by means of the ejector grip.

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Номер записи: 26
29-02-2016 дата публикации

POLYKETON DRYING SYSTEM EQUIPPED WITH MESH SCREEN

Номер: KR1020160022051A
Автор: KIM, SUN KUE, CHO, HAE SOUK
Принадлежит:

The present invention relates to a polyketone drying system equipped with a mesh screen and aims at providing a polyketone drying system equipped with a mesh screen which generates vibrations between a dryer for drying a polyketone polymer and a powder hopper for storing powder of the polyketone polymer, so as to remove lumps and big particles in the polyketone polymer powder produced by polyketone polymerization, thereby enhancing properties of the polymer, reducing tensile properties and the variation of physical properties of polyketone, continuously and effectively removing the lumps and big particles, and reducing tensile elongation at break and a deviation for samples. The polyketone drying system, with respect to a system for drying polyketone polymer powder produced by polyketone polymerization, technically comprises: a drying device for drying polyketone polymer powder; a powder hopper for storing and discharging the polyketone polymer powder has been dried by the drying device ...

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Номер записи: 27
25-08-2015 дата публикации

POLYMERIZATION CATALYST FOR POLYKETONE

Номер: KR0101546034B1
Автор: 심재윤, 김선규, 조해석, 최지환, 임근조, 장순기, 김민규, 백인혁
Принадлежит: 주식회사 효성, 에스티팜 주식회사

... 본 발명은 폴리케톤 중합촉매에 관한 것으로, 더욱 상세하게는 폴리케톤 중합촉매를 구성하는 리간드로서 ((2,2-디메틸-1,3-디옥산-5,5-디일)비스(메틸렌))비스(비스(2-메톡시페닐)포스핀)을 사용함으로써, 고활성이면서도 구조가 간단하고 분자량이 작아 제조비용이 절감되며 상업적 대량합성을 가능케 하는 신규한 폴리케톤 중합촉매, 및 상기 리간드의 제조방법에 관한 것이다.

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Номер записи: 28