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公开(公告)号：KR1020110056706A
公开(公告)日：2011-05-31
申请号：KR1020090113144
申请日：2009-11-23
Applicant: 케이씨케미칼 주식회사 , 한국생산기술연구원
Abstract: PURPOSE: A method of forming a layer of conversion film on the outer surface of magnesium or magnesium alloy is provided to enhance corrosion resistance sine reactivity to acid/alkali is excellent and activity is strong. CONSTITUTION: A method of forming a layer of conversion film on the outer surface of magnesium or magnesium alloy comprises following steps. The outer surface of magnesium or magnesium alloy is degreased and then washed. An etching process for removing the oxide film from the outer surface of the magnesium or magnesium alloy is performed and a washing process is done. A de-smutting process for removing smut from the outer surface of the magnesium or magnesium alloy is performed and a washing process is done. A conversion film is formed on the outer surface of the magnesium or magnesium alloy and then is washed. A painting process is done on the conversion film.
Abstract translation: 目的：提供一种在镁或镁合金外表面形成转化膜层的方法，以提高耐酸碱性的正电反应性，耐腐蚀性好，活性强。 构成：在镁或镁合金的外表面上形成转化膜层的方法包括以下步骤。 镁或镁合金的外表面脱脂，然后洗涤。 执行用于从镁或镁合金的外表面去除氧化膜的蚀刻工艺，并进行清洗工艺。 进行用于从镁或镁合金的外表面除去污迹的去除工艺，并进行洗涤过程。 在镁或镁合金的外表面上形成转化膜，然后进行洗涤。 在转换膜上进行绘画过程。
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公开(公告)号：KR1020110054667A
公开(公告)日：2011-05-25
申请号：KR1020090111410
申请日：2009-11-18
Applicant: 케이씨케미칼 주식회사 , 한국생산기술연구원
CPC classification number: C25D11/30 , C25D11/026
Abstract: PURPOSE: An anodizing method of magnesium or magnesium alloy is provided to minimize the failure of a product since a pre process is simplified and a surface, on which an anodizing film is formed, is maintained through a pre process. CONSTITUTION: An anodizing method of magnesium or magnesium alloy comprises next steps. The foreign material and oxidation layer of the surface of magnesium or magnesium alloy is removed using strong-alkali aqueous solution(S10). The pre-processed magnesium or magnesium alloy is dipped in alkali electrolyte, direct current with current density of below 3A/dm 2 is applied to it and a coating layer of a magnesium oxide is formed(S20). The magnesium or magnesium alloy bearing the coating layer is cleaned with distilled water and is dried by hot air(S30).
Abstract translation: 目的：提供镁或镁合金的阳极氧化方法以最小化产品的故障，因为预处理被简化，并且通过预处理维持形成有阳极氧化膜的表面。 构成：镁或镁合金的阳极氧化方法包括以下步骤。 使用强碱水溶液除去镁或镁合金表面的异物和氧化层（S10）。 将预处理的镁或镁合金浸入碱性电解液中，施加电流密度低于3A / dm 2的直流电，并形成氧化镁的涂层（S20）。 带有涂层的镁或镁合金用蒸馏水清洗并用热空气干燥（S30）。
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公开(公告)号：KR1020030070791A
公开(公告)日：2003-09-02
申请号：KR1020020010326
申请日：2002-02-26
Applicant: 한국생산기술연구원
IPC: C02F1/461
Abstract: PURPOSE: Provided are a wastewater treatment method and a complex system for effectively recovering valuable metal in wastewater by electrochemically treating wastewater and recycling the treated water, reducing chemical cost. CONSTITUTION: The method comprises the steps of determining characteristics of wastewater, pretreating wastewater in accordance with characteristics of wastewater by adjusting concentration or pH of the wastewater, firstly recovering valuable metals using a barrel type electrolyzer, secondly recovering valuable metals using a cyclone electrolyzer, and extracting electrolyzing water.
Abstract translation: 目的：提供废水处理方法和复杂系统，通过电化学处理废水和回收处理水，有效回收废水中的有价值金属，降低化学成本。 规定：该方法包括以下步骤：通过调节废水的浓度或pH值，根据废水特性来确定废水特性，首先利用桶型电解槽回收贵重金属，其次使用旋风式电解槽回收贵重金属; 提取电解水。
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公开(公告)号：KR1020120039380A
公开(公告)日：2012-04-25
申请号：KR1020100101061
申请日：2010-10-15
Abstract: PURPOSE: A glazing abrasive and a manufacturing method thereof are provided to improve adhesion of the painted surface and glossiness. CONSTITUTION: A glazing abrasive comprises 20-60 weight% of water, 3-20 weight% of fluoroalkyl acrylate copolymers, 0.5-4.0 weight% of liquefied paraffin, and 20-60 weight% of ceramic powder. The ceramic powder has an average granularity range of 0.3-0.9 micron. A manufacturing method of the glazing abrasive comprises the following steps: a 1st step of adding water to the fluoroalkyl acrylate copolymers; and manufacturing emulsion by mixing emulsified liquid paraffin with the outcome from the 1st step; and a 2nd step of manufacturing the glazing abrasive by mixing the ceramic powder with the emulsified liquid.
Abstract translation: 目的：提供一种玻璃磨料及其制造方法，以改善涂漆表面的粘合性和光泽度。 构成：玻璃磨料包含20-60重量％的水，3-20重量％的氟烷基丙烯酸酯共聚物，0.5-4.0重量％的液化石蜡和20-60重量％的陶瓷粉末。 陶瓷粉末的平均粒度范围为0.3-0.9微米。 玻璃磨料的制造方法包括以下步骤：向丙烯酸氟烷基酯共聚物中加入水的第一步骤; 并通过将乳化液体石蜡与第一步的结果混合制造乳液; 以及通过将陶瓷粉末与乳化液体混合来制造玻璃磨料的第二步骤。
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公开(公告)号：KR1020120033495A
公开(公告)日：2012-04-09
申请号：KR1020100095039
申请日：2010-09-30
Applicant: 한국생산기술연구원
IPC: C25D11/04
CPC classification number: C25D11/16 , C25D11/08 , C25D11/246 , C25D21/12
Abstract: PURPOSE: A method for treating a surface of aluminum alloy for a plastic injection mold is provided to streamline processes by a degreasing method using strong acid aqueous solution instead of organic solvent. CONSTITUTION: A method for treating a surface of aluminum alloy for a plastic injection mold comprises followings. Foreign material and an oxide layer on the surface of aluminum alloy are removed using strong acid aqueous solution. The aluminum alloy dips in the oxalic acid electrolyte having the concentration of 50~70g/L. The aluminum alloy is treated with DC(Direct Current) with current density of 1.0~2.0A/dm^2 at a temperature of 20~30°C for 30-90 minutes, thereby forming aluminum oxide coating. The coated aluminum alloy is sealed.
Abstract translation: 目的：提供一种用于处理塑料注射模具的铝合金表面的方法，通过使用强酸水溶液代替有机溶剂的脱脂方法来简化工艺。 构成：用于处理塑料注射模具的铝合金表面的方法包括以下。 使用强酸水溶液除去铝合金表面上的异物和氧化物层。 铝合金在浓度为50〜70g / L的草酸电解液中浸泡。 铝合金在电流密度为1.0〜2.0A / dm ^ 2的直流（直流）下，在20〜30℃的温度下处理30〜90分钟，形成氧化铝涂层。 涂覆的铝合金被密封。
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Patent Agency Ranking
公开(公告)号：KR1020070065270A
公开(公告)日：2007-06-22
申请号：KR1020070040287
申请日：2007-04-25
Abstract: A method for treatment of carbon nano-tubes using acid solution is provided to produce the carbon nano-tubes with excellent adhesiveness to plastic materials, which are easily applied to electromagnetic wave generators by treating the tubes with acid solution to generate functional groups, then neutralizing the treated tubes. The method includes a step of treating carbon nano-tubes in acid solution through ultrasonic wave, and another step of neutralizing the treated carbon nano-tubes. The acid solution includes sulfuric acid and nitric acid. The neutralization step uses distilled water. The acid solution treatment is performed by introducing carbon nano-tubes in a container containing the acid solution then applying ultrasonic wave to the container. The carbon nano-tubes have functional groups such as carboxy groups(-COOH) or hydroxy groups(-OH) to form a coating on the surface of a plastic material.
Abstract translation: 提供了一种使用酸溶液处理碳纳米管的方法，以生产对塑料材料具有优异粘附性的碳纳米管，通过用酸溶液处理管以产生功能基团，容易应用于电磁波发生器，然后中和 处理过的管子。 该方法包括通过超声波处理酸性溶液中的碳纳米管的步骤，以及中和处理过的碳纳米管的另一步骤。 酸溶液包括硫酸和硝酸。 中和步骤使用蒸馏水。 通过将碳纳米管引入含有酸溶液的容器中，然后向容器施加超声波来进行酸溶液处理。 碳纳米管具有诸如羧基（-COOH）或羟基（-OH）的官能团，以在塑料材料的表面上形成涂层。
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公开(公告)号：KR100564946B1
公开(公告)日：2006-03-30
申请号：KR1020040008049
申请日：2004-02-06
Applicant: 한국생산기술연구원
IPC: C25D17/06
Abstract: 본 발명은 피도금체를 자동으로 전기 도금하기 위한 전기 도금 장치에 관한 것이다.
전기 도금되는 피도금체가 수용되는 운반 수단; 상기 피도금체의 전기 도금을 위한 전처리, 도금, 세척 처리가 연속으로 가능하도록 서로 인접 설치된 다수의 처리조; 상기 운반 수단을 상기 각각의 처리조로 이송시켜 주는 이송 수단; 상기 이송 수단에 장착되어 상기 운반 수단을 상하로 승강시켜 주는 승강 수단; 상기 승강 수단에 장착되어 상기 운반 수단을 완속 또는 고속으로 회전시켜 주는 회전 수단; 상기 회전 수단에 장착되어 상기 운반 수단이 장착되는 장착 수단; 상기 운반 수단에 전기적으로 접촉되어 전기 도금을 위한 전원이 인가되는 전원 단자; 상기 다수의 처리조별로 이루어지는 각각의 처리 시간 설정을 위한 설정부; 상기 설정부에 의한 각각의 처리 시간을 입력받아, 도금 처리에 필요한 상기 이송 수단, 회전 수단, 승강 수단의 제어를 수행하는 제어부로 구성된다.
전기 도금 장치, 자동, 랙, 바랠-
公开(公告)号：KR1020050079559A
公开(公告)日：2005-08-10
申请号：KR1020040008049
申请日：2004-02-06
Applicant: 한국생산기술연구원
IPC: C25D17/06
Abstract: 본 발명은 피도금체를 자동으로 전기 도금하기 위한 전기 도금 장치에 관한 것이다.
전기 도금되는 피도금체가 수용되는 운반 수단; 상기 피도금체의 전기 도금을 위한 전처리, 도금, 세척 처리가 연속으로 가능하도록 서로 인접 설치된 다수의 처리조; 상기 운반 수단을 상기 각각의 처리조로 이송시켜 주는 이송 수단; 상기 이송 수단에 장착되어 상기 운반 수단을 상하로 승강시켜 주는 승강 수단; 상기 승강 수단에 장착되어 상기 운반 수단을 완속 또는 고속으로 회전시켜 주는 회전 수단; 상기 회전 수단에 장착되어 상기 운반 수단이 장착되는 장착 수단; 상기 운반 수단에 전기적으로 접촉되어 전기 도금을 위한 전원이 인가되는 전원 단자; 상기 다수의 처리조별로 이루어지는 각각의 처리 시간 설정을 위한 설정부; 상기 설정부에 의한 각각의 처리 시간을 입력받아, 도금 처리에 필요한 상기 이송 수단, 회전 수단, 승강 수단의 제어를 수행하는 제어부로 구성된다.-
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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公开(公告)号：KR1020030070771A
公开(公告)日：2003-09-02
申请号：KR1020020010299
申请日：2002-02-26
Applicant: 한국생산기술연구원
IPC: C02F1/461
Abstract: PURPOSE: Provided is a barrel type electrolyzer being advantageous in easy use, compact size and high electrolysis efficiency due to large contact area, and being capable of rapidly separating valuable metal from wastewater. CONSTITUTION: The electrolyzer comprises a wastewater storage tank(10), and a barrel type electrolytic bath(130) to be installed in the storage tank(10) for electrolysis, wherein the electrolytic bath(130) includes a frame(110), a rotatable barrel(131) installed between two opposite sides of the frame(100) in horizontal direction, an outer electrode mesh(132) surrounding the rotatable barrel(131), and an inner electrode bar(138) installed in the rotatable barrel(131).
Abstract translation: 目的：提供容易使用，尺寸紧凑，电解效率高的桶状电解槽，由于接触面积大，能够将有价值的金属与废水快速分离。 构成：电解槽包括废水储存罐（10）和要安装在用于电解的储罐（10）中的筒状电解槽（130），其中电解槽（130）包括框架（110）， 在水平方向上安装在框架（100）的两个相对侧之间的可旋转筒（131），围绕可旋转筒（131）的外部电极网（132）和安装在可旋转筒（131）中的内部电极杆 ）。
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