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公开(公告)号：KR1020180090539A
公开(公告)日：2018-08-13
申请号：KR1020170015506
申请日：2017-02-03
Applicant: 세종대학교산학협력단
Abstract: 본발명은메탈하이드라이드를포함하는방사선차폐물질에관한것으로, 더욱상세하게는메탈하이드라이드를포함하는방사선차폐물질로서, 메탈하이드라이드는, 제1 금속원소, 제1 금속원소보다중량인제2 금속원소, 및수소원소를포함하고, 제1 금속원소는붕소(B), 리튬(Li) 및철(Fe) 중적어도하나를포함하고, 제2 금속원소는텅스텐(W)을포함하는것을특징으로하는방사선차폐물질에관한것이다.
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公开(公告)号：KR1020090037066A
公开(公告)日：2009-04-15
申请号：KR1020070102468
申请日：2007-10-11
Applicant: 현대자동차주식회사 , 세종대학교산학협력단
CPC classification number: C22C29/12 , B82Y30/00 , C01G23/047 , C01G23/0536 , C01P2002/54 , C01P2004/03 , C01P2004/04 , C01P2004/13 , C04B35/62259 , C04B35/62655 , C04B2235/3232 , C04B2235/405 , C04B2235/5284 , C22C2026/002 , H01M8/04208 , Y02P70/56
Abstract: Provided is titanium dioxide nanotube powder with ultrafine structural nanotubes by doping metal nickel through a mechanical alloying method and hydrothermally synthesizing the metal nickel using rutile structure of powder as a starting material. A method for preparing titanium dioxide nanotube powder comprises the following steps of: preparing nanotube type Ni-doped TiO2 powder using Ni-doped TiO2 powder as a starting material; and drying the nanotube type Ni-doped TiO2 powder at a temperature range of 60-200°C for 2-24 hours to obtain powder. 1-8wt% of titanium hydroxide is added when the Ni-doped TiO2 powder is prepared. In the step of preparing the nanotube type Ni-doped TiO2 powder, the Ni-doped TiO2 powder is added to NaOH and/or metal hydroxide and heat-treated at 120-180°C for 24-72 hours.
Abstract translation: 提供了通过机械合金化方法掺杂金属镍并用粉末金红石结构作为原料水热合成金属镍的具有超细结构纳米管的二氧化钛纳米管粉末。 制备二氧化钛纳米管粉末的方法包括以下步骤：使用掺杂Ni的TiO 2粉末作为原料制备纳米管型掺杂Ni的TiO 2粉末; 并在60-200℃的温度范围内干燥纳米管型Ni掺杂的TiO 2粉末2-24小时，得到粉末。 当制备Ni掺杂的TiO 2粉末时，加入1-8wt％的氢氧化钛。 在制备纳米管型Ni掺杂TiO2粉末的步骤中，将Ni掺杂的TiO 2粉末加入到NaOH和/或金属氢氧化物中，并在120-180℃下热处理24-72小时。
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公开(公告)号：KR100545568B1
公开(公告)日：2006-02-01
申请号：KR1020030032627
申请日：2003-05-22
Applicant: 세종대학교산학협력단
IPC: C01G23/053
Abstract: 본 발명은 기존의 저온균일침전법에 의한 산성의 침전체를 요소(Urea)로 간접 중화시켜 큰 비표면적을 갖는 이산화티탄 분말을 제조할 수 있는 간접중화법에 의해 큰 비표면적을 갖는 이산화티탄 분말 제조방법에 관한 것이다.
본 발명은 사염화티탄 원액에 증류수를 첨가하여 티타닐클로라이드 수용액과 요소 수용액을 준비하는 단계; 상기 티타닐클로라이드 수용액을 침전 반응시켜서 침전물과 용액을 얻는 침전 반응 단계; 상기 침전물과 용액 중 적어도 하나에 상기 요소 수용액을 혼합시켜, 상기 요소 수용액이 분해되어 생성되는 암모니아가 염소 이온을 중화시켜 중성의 이산화티탄을 생성시켜 주는 중화 반응 단계; 수세 및 여과후 건조하는 단계로 이루어진다.
저온균일침전법, 간접중화법, 이산화티탄, 광촉매제-
公开(公告)号：KR1020040072133A
公开(公告)日：2004-08-18
申请号：KR1020030008086
申请日：2003-02-10
Applicant: 세종대학교산학협력단 , 한국생산기술연구원
IPC: C25D17/00
Abstract: PURPOSE: A rotary barrel type plating apparatus is provided to reduce repairing cost of the barrel by fabricating barrel in an assembly type and perform uniform plating, reduce plating time and reduce quantity of washing water by agitating plating solution as rotating the barrel, thereby preventing concentration gradient of the plating solution. CONSTITUTION: In a rotary barrel type electroplating apparatus for plating the plating objects by agitating and mixing the plating objects together with a plating solution using a barrel which is rotated by motor, and in which small sized plating objects are contained, the apparatus is characterized in that the barrel comprises a plural outer surface forming plates(20) formed by laterally connecting a plural connection plates(10) on which a circulation groove(14) is formed so that the circulation groove is circulated to the outside, the plural outer surface forming plates are respectively connected to each other to form in a sealed ring shape to form a sectional shape of polygon of triangle or more as a whole, and the outer surface forming plates are formed in an assembly type to check the plating state of plating objects positioned in the barrel and exchange the damaged connection plates only when the connection plates are damaged, wherein the barrel further comprises an inner spray which is installed in the barrel, and into which washing water for washing the plating objects is supplied; and an outer spray(300) which is installed in an upper part of the barrel, and into which washing water for washing the plating objects is supplied.
Abstract translation: 目的：提供一种旋转桶式电镀装置，通过以组装方式制造筒体并且通过在旋转筒体时搅拌电镀液来均匀地镀覆电镀，减少电镀时间和减少洗涤水的量，从而减少桶的维修成本，从而防止浓度 电镀溶液的梯度。 构成：在用于电镀物体的旋转筒型电镀装置中，通过将电镀物体与电镀液一起搅拌和混合，使用由马达旋转的筒体，并且其中容纳有小尺寸的镀覆物体，其特征在于 该桶包括多个外表面形成板（20），该多个外表面形成板（20）通过横向连接多个连接板（10）形成，多个连接板（10）形成有循环槽（14），使得循环槽循环到外部，多个外表面形成 板彼此分别连接以形成为密封环形状，以形成整体上为三角形或更多边形的多边形的截面形状，并且外表面形成板形成为组装型，以检查定位的电镀对象的电镀状态 只有当连接板损坏时，在桶中更换损坏的连接板，其中桶还包括内部喷雾w 装在桶内，供给洗涤电镀物品的洗涤水; 以及安装在筒的上部的外部喷雾（300），并且供给用于洗涤镀覆对象物的洗涤水。
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Patent Agency Ranking
公开(公告)号：KR101773061B1
公开(公告)日：2017-08-30
申请号：KR1020150054715
申请日：2015-04-17
Applicant: 세종대학교산학협력단
Abstract: 본발명은액상플라즈마에의한카본블랙의제조방법및 이에의하여제조된카본블랙에관한것이다. 본발명에의한액상플라즈마에의한카본블랙의제조방법은유기용매내에플라즈마방전을이용하여낮은온도에서생산효율을높일수 있으며, 본발명의제조방법에의하여제조된카본블랙은결정성과비표면적이높아, 이차전지의도전재로서사용될경우이차전지의전지특성을향상시킬수 있다.
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公开(公告)号：KR101627438B1
公开(公告)日：2016-06-03
申请号：KR1020140195500
申请日：2014-12-31
Applicant: 세종대학교산학협력단
Abstract: 결정성탄소구조체, 이의제조방법, 및이를함유하는에너지저장소자를제공한다. 탄소구조체의제조방법에있어서, 방향족화합물을포함하는유기용매와촉매를함유하는반응액을제공한다. 상기반응액내에플라즈마를발생시켜결정성탄소구조체를형성한다.
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公开(公告)号：KR101535973B1
公开(公告)日：2015-07-13
申请号：KR1020120088654
申请日：2012-08-13
Applicant: 세종대학교산학협력단
Abstract: 본발명은액상플라즈마에의한카본블랙의제조방법및 이에의하여제조된카본블랙에관한것이다. 본발명에의한액상플라즈마에의한카본블랙의제조방법은유기용매내에플라즈마방전을이용하여낮은온도에서생산효율을높일수 있으며, 본발명의제조방법에의하여제조된카본블랙은결정성과비표면적이높아, 이차전지의도전재로서사용될경우이차전지의전지특성을향상시킬수 있다.
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公开(公告)号：KR1020040100327A
公开(公告)日：2004-12-02
申请号：KR1020030032627
申请日：2003-05-22
Applicant: 세종대학교산학협력단
IPC: C01G23/053
CPC classification number: C01G23/0536 , B01J35/004 , C01P2006/12
Abstract: PURPOSE: Provided is a method for preparing TiO2 powder with large surface area by neutralizing acidic precipitates, obtained from the homogeneous precipitation process at low temperature, with urea instead of conventional NH4OH or NaOH. CONSTITUTION: The large surface area TiO2 powder is prepared by the following steps of: (i) preparing 0.2-1.2M of titanyl chloride solution(TiOCl2) and urea solution whose concentration is 2-3times thicker than TiCl4 concentration, where the TiOCl2 solution is obtained by adding distilled water to TiCl4 for the high concentration(1.5M) TiOCl2, and then adding distilled water to TiOCl2 solution for the low concentration(0.2-1.2M) TiOCl2 solution; (ii) keeping diluted TiOCl2 solution at 15-150deg.C to get precipitates and solution, which is expressed by the formula, TiOCl2 + 2HCl + 2H2O -> TiO(OH)2 + 4HCl -> TiO2xH2O + 4HCl; (iii) mixing Ti-precipitates or Ti-solution with urea solution, wherein NH3 formed from decomposition of urea neutralizes Cl- ions to produce neutral TiO2, which is expressed by the formula, TiO2xH2O + 4HCl + 2H2NCONH2 + 2H2O -> TiO2xH2O + 4NH4Cl + 2CO2(g); (iv) filtering, washing precipitates, and drying at a temperature lower than 150deg.C over 12hrs. In the step (ii) or step (iii), rutile TiO2 powder is formed in case that the precipitation is processed at 15-70deg.C. Rutile TiO2 is formed in case that the precipitation is processed at 70-155deg.C in a sealed vessel and precipitates are neutralized. Mixtures of rutile and anatase TiO2 are formed in case that the precipitation is processed at 70-155deg.C in a sealed vessel, and precipitates and solution are neutralized in an unsealed vessel. Anatase TiO2 is formed in case that the precipitation is processed at 70-155deg.C in an unsealed vessel.
Abstract translation: 目的：提供一种通过中和酸性沉淀物制备具有较大表面积的TiO 2粉末的方法，该方法由低温均相沉淀法，尿素代替常规的NH 4 OH或NaOH。 构成：通过以下步骤制备大表面积TiO 2粉末：（i）制备0.2-1.2M的氯化钛溶液（TiOCl 2）和浓度比TiCl 4浓度高2-3倍的尿素溶液，其中TiOCl 2溶液为 通过向TiCl4中加入蒸馏水用于高浓度（1.5M）TiOCl，然后向TiOCl 2溶液中加入蒸馏水用于低浓度（0.2-1.2M）TiO 2溶液获得; （ii）将稀释的TiOCl 2溶液保持在15-150℃，得到沉淀物和溶液，其由式表示：TiOCl 2 + 2HCl + 2H 2 O→TiO 2（OH）2 + 4HCl-> TiO 2 xH 2 O + 4HCl; （iii）将Ti沉淀物或Ti溶液与尿素溶液混合，其中由脲分解形成的NH 3中和Cl-离子以产生中性TiO 2，其由下式表示：TiO 2 xH 2 O + 4HCl + 2H 2 NCONH 2 + 2H 2 O→TiO 2×H 2 O + 4NH 4 Cl + 2CO2（g）; （iv）过滤，洗涤沉淀，并在低于150℃的温度下干燥12小时。 在步骤（ii）或步骤（iii）中，在15-70℃处理沉淀的情况下，形成金红石TiO 2粉末。 在密封容器中在70-155℃下进行沉淀处理，沉淀物被中和的情况下，形成金红石TiO 2。 在密封容器中在70-155℃下进行沉淀处理的情况下，形成金红石和锐钛矿TiO 2的混合物，并将沉淀物和溶液在未密封容器中中和。 在非密封容器中在70-155℃处理沉淀的情况下，形成锐钛矿TiO 2。
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公开(公告)号：KR1020140022263A
公开(公告)日：2014-02-24
申请号：KR1020120088654
申请日：2012-08-13
Applicant: 세종대학교산학협력단
Abstract: The present invention relates to a production method of carbon black using liquid plasma and the carbon black produced by the same. The production method of the carbon black using the liquid plasma is capable of improving production efficiency at a low temperature using plasma discharging inside an organic solvent, and the carbon black produced by the method of the present invention has high crystallizability and specific surface area for improving the battery properties of a secondary battery when the carbon black is used as a conductive material for the secondary battery.
Abstract translation: 本发明涉及使用液体等离子体的炭黑的制造方法和由其制造的炭黑。 使用液体等离子体的炭黑的制造方法能够使用有机溶剂内的等离子体放电来提高低温下的生产效率，而通过本发明的方法制造的炭黑具有高结晶性和比表面积，以提高 当炭黑用作二次电池的导电材料时二次电池的电池特性。
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