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公开(公告)号：KR1020040083215A
公开(公告)日：2004-10-01
申请号：KR1020030017797
申请日：2003-03-21
Applicant: 한국화학연구원 , 주식회사 성원인더스트리
Abstract: PURPOSE: A capsule with photo-degradable activity is provided to which self-purification capacity is given to emit core material slowly and consistently according to degradation of shell material by photo-degradable material and completely degrade organic matter, and a process for preparing the capsule is provided. CONSTITUTION: The functional capsule is characterized in that it is prepared by encapsulating a material for forming shell of the capsule, a functional material for forming core of the capsule, a photoactive material and antibacterial inorganic nano particulate material, wherein a material for forming the shell is organic matter photo-degraded by the photoactive material, wherein a functional material for forming the core is selected from incense, dyes, pesticide, repellent and adhesive, wherein the photoactive material is an inorganic matter represented in formula below: AaDbOx, where A is one or more of elements selected from tungsten, iron, vanadium, chromium, silicon, copper, cobalt, nickel, niobium, silver, molybdenum, palladium, platinum, gold, aluminum, arsenic, bismuth, antimony, cadmium, boron, cesium, cerium, magnesium, calcium, sodium, potassium, phosphorus and manganese; D is one or more of elements selected from titanium, vanadium, zinc, cadmium, tin and zirconium; a and b represent mole ratio of respective composing elements and satisfy that b=1-a, and a is in the range of 0 to 0.999; and x is a value determined to adjust valence, wherein the antibacterial inorganic nano particulate material is nano-sized metal particle selected from gold, silver, copper and iron, wherein the functional capsule comprises 10 to 80 wt.% of a material for forming the shell of the capsule, 10 to 40 wt.% of a functional material for forming the core of the capsule, 0.0001 to 10 wt.% of photoactive material, and 0.0001 to 30 wt.% of antibacterial inorganic nano particulate material, and wherein the functional capsule is a mixture of micro-sized capsule and nano-sized capsule.
Abstract translation: 目的：提供具有光可降解活性的胶囊，根据外壳材料通过光可降解材料的降解缓慢且一致地发出自我净化能力，并且完全降解有机物质，以及制备胶囊的方法 被提供。 构成：功能性胶囊的特征在于，其通过包封用于形成胶囊壳的材料，形成胶囊核心的功能材料，光活性材料和抗菌无机纳米颗粒材料制备，其中用于形成壳的材料 由光活性材料光降解的有机物，其中形成芯的功能材料选自香料，染料，农药，驱避剂和粘合剂，其中光活性材料是下式所示的无机物质：AaDbOx，其中A是 一种或多种选自钨，铁，钒，铬，硅，铜，钴，镍，铌，银，钼，钯，铂，金，铝，砷，铋，锑，镉，硼，铯，铈 ，镁，钙，钠，钾，磷，锰; D是选自钛，钒，锌，镉，锡和锆中的一种或多种元素; a和b表示各组成元素的摩尔比，满足b = 1-a，a在0〜0.999的范围内。 x是调整价态的值，其中所述抗菌无机纳米颗粒材料是选自金，银，铜和铁的纳米尺寸金属颗粒，其中所述功能性胶囊包含10至80重量％的用于形成 胶囊的壳，10〜40重量％的用于形成胶囊核心的功能材料，0.0001〜10重量％的光活性物质和0.0001〜30重量％的抗菌无机纳米粒子材料，其中， 功能胶囊是微胶囊和纳米胶囊的混合物。
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公开(公告)号：KR101158863B1
公开(公告)日：2012-06-25
申请号：KR1020090134753
申请日：2009-12-30
Applicant: 한국화학연구원 , 여천엔씨씨 주식회사
IPC: B01J23/755 , B01J27/192 , B01J35/02 , C07C4/06
Abstract: 본 발명은 코아-쉘 구조를 갖는 고체촉매와, 이 고체촉매 하에서 납사크래킹 공정에서 배출되는 C
4 잔사유-Ⅲ을 산화탈수소화 반응시켜 높은 수율로 1,3-부타디엔을 제조하는 방법에 관한 것이다.
코아-쉘 구조, 고체촉매, 복합산화물, 1,3-부타디엔, C4 잔사유-Ⅲ, 산화탈수소화 반응-
公开(公告)号：KR1020120021858A
公开(公告)日：2012-03-09
申请号：KR1020100080477
申请日：2010-08-19
Applicant: 한국화학연구원 , 여천엔씨씨 주식회사
IPC: B01J23/31 , B01J37/03 , C07C5/333 , C07C11/167
CPC classification number: B01J37/04 , B01J23/31 , B01J37/08 , C07C5/48 , C07C11/167
Abstract: PURPOSE: The single crystalline catalyst of gamma-bismuth molybdate and a method for preparing 1,3-butadiene using the catalyst are provided to improve the reproducibility of preparing processes by increasing the uniformity of the catalyst. CONSTITUTION: The average pore volume, the average pore diameter, and the specific surface area of the single crystalline catalyst of gamma-bismuth molybdate is respectively between 0.05 and 0.1 cm^3/g, between 200 and 500 angstrom, and between 5 and 30m^2/g. The atomic ratio of bismuth to molybdenum is between 1.5 and 2.2. A method for preparing the single crystalline catalyst includes the following: a molybdenum precursor aqueous solution, a bismuth precursor aqueous solution, and a citric acid aqueous solution are prepared; the molybdenum precursor aqueous solution is mixed with the citric acid aqueous solution; the mixed solution is stirred, and the bismuth precursor aqueous solution is added into the mixed solution; the pH value of the mixed solution is adjusted to be in a range between 0.1 and 3, and a solution in form of sol is prepared; and the solution in form of sol is aged to obtain a mixture in form of gel; The mixture in form of gel is dried and fired.
Abstract translation: 目的：提供γ-钼酸铋的单晶催化剂和使用该催化剂制备1,3-丁二烯的方法，以通过提高催化剂的均匀性来提高制备工艺的再现性。 构成：γ-钼酸铋单晶催化剂的平均孔体积，平均孔径和比表面积分别为0.05-0.1cm 3 / g，介于200和500埃之间，介于5和30m之间 平方公尺/ g。 铋与钼的原子比为1.5〜2.2。 制备单晶催化剂的方法包括以下步骤：制备钼前体水溶液，铋前驱体水溶液和柠檬酸水溶液; 将钼前体水溶液与柠檬酸水溶液混合; 搅拌混合溶液，并将前体铋前体水溶液加入到混合溶液中; 将混合溶液的pH值调节至0.1〜3的范围，制备溶胶形式的溶液; 将溶胶形式的溶液老化，得到凝胶形式的混合物; 将凝胶形式的混合物干燥并烧制。
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公开(公告)号：KR100684984B1
公开(公告)日：2007-03-02
申请号：KR1020050069165
申请日：2005-07-28
Applicant: 한국화학연구원 , 주식회사 헤어싸이언스
Abstract: 본 발명은 탈-롯드 및 탈-밴드형 퍼머방법에 관한 것으로서, 더욱 상세하게는 모발의 시스틴 내의 디설파이드 결합을 환원시키기 위해 사용하는 환원제와 스스로 조형화되어 모발을 고정화시키는 특성을 가지는 조형촉진제를 함유하는 환원 조성물(a)과, 상기 조형촉진제와 결합하여 조형화를 유도하는 조형화 조성물(b), 그리고, 상기 조형촉진제의 조형화를 해제시키는 연화 조성물(c)을 포함하여 이루어진 퍼머제가, 자체적으로 조형화되는 특성이 부여되어 모발 성형기구를 제거한 상태에서도 의도하는 대로 모발을 단시간에 성형할 수 있으므로 펌용 롯드(perm rod)나 고무밴드 등의 성형기구를 착용한 상태에서 모발성형을 수행하던 기존의 퍼머방법을 탈피할 수 있는 탈-롯드 및 탈-밴드형 퍼머방법에 관한 것이다.
탈-롯드, 자가조형, 조형촉진제, 2가 금속원소, 환원 조성물, 조형화 조성물, 연화 조성물-
公开(公告)号：KR1020010027353A
公开(公告)日：2001-04-06
申请号：KR1019990039056
申请日：1999-09-13
Applicant: 한국화학연구원
IPC: C07C29/157
Abstract: PURPOSE: A process for preparing 2,7-octadiene-1-ol by linear dimerization of butadiene and water in the presence of a palladium catalyst, a phosphine ligand, an amine base, a CO2 supplying source and a sulforane solvent is provided which produces the title compound in high yield in a simple manner under mild reaction conditions. CONSTITUTION: This subject compound is obtained by linear dimerization(formula 1) of butadiene and water in the presence of a palladium catalyst, a triphenylphosphine ligand, a triethylamine base, a CO2 supplying source and a sulforane solvent, wherein carbon dioxide and carbonate salts as the CO2 supplying source are used at 40 to 120 deg.C at 100 to 200 psi. The carbonate salts are selected from ammonium carbonate, ammonium bicarbonate and alkali metal carbonate.
Abstract translation: 目的：提供在钯催化剂，膦配体，胺碱，CO 2供应源和磺胺溶剂的存在下，通过丁二烯和水的线性二聚制备2,7-辛二烯-1-醇的方法，其产生 该标题化合物在温和的反应条件下以简单的方式高产率。 构成：本发明化合物通过丁二烯和水在钯催化剂，三苯基膦配体，三乙胺碱，二氧化碳供应源和磺基溶剂存在下的线性二聚（式1）获得，其中二氧化碳和碳酸盐作为 CO 2供应源在100至200psi下在40至120℃下使用。 碳酸盐选自碳酸铵，碳酸氢铵和碱金属碳酸盐。
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Patent Agency Ranking
公开(公告)号：KR1020140040539A
公开(公告)日：2014-04-03
申请号：KR1020120107376
申请日：2012-09-26
Applicant: 한국화학연구원
Abstract: The present invention relates to a preparation method for dimethyl carbonate, which directly uses, without passing through any separation process, a mixture gas of carbon dioxide (CO) and hydrogen (H_2) obtained by a reforming reaction of carbon dioxide (CO_2) and methane (CH_4), both of which are greenhouse gases, for synthesizing methanol; produces dimethyl carbonate with an excess amount of carbon monoxide that is stoichiometrically used for the methanol synthesis during the methanol synthesis process; and separates the remaining carbon monoxide from such juncture so as to provide as a starting material for other applications. [Reference numerals] (AA) Process of supplying carbon dioxide and methane; (BB) Reforming reaction process; (CC) Generating carbon monoxide (CO); (DD) Generating hydrogen (Hz); (EE) Supplying oxygen; (FF) Methanol synthesis process; (GG) Generating an excess amount of carbon monoxide; (HH) Process of separating the carbon monoxide (recovery); (II) Generating dimethyl carbonate (DMC)
Abstract translation: 本发明涉及一种碳酸二甲酯的制备方法，其不经过任何分离工艺直接使用通过二氧化碳（CO 2）和甲烷的重整反应得到的二氧化碳（CO）和氢（H 2）的混合气体 （CH_4），两者均为温室气体，用于合成甲醇; 在甲醇合成过程中产生化学计量地用于甲醇合成的过量一氧化碳的碳酸二甲酯; 并将剩余的一氧化碳从这种接合处分离，以提供其它应用的起始材料。 （附图标记）（AA）供应二氧化碳和甲烷的方法; （BB）重整反应过程; （CC）产生一氧化碳（CO）; （DD）产生氢气（Hz）; （EE）供氧; （FF）甲醇合成方法; （GG）产生过量的一氧化碳; （HH）分离一氧化碳（回收）的过程; （二）生成碳酸二甲酯（DMC）
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公开(公告)号：KR101309259B1
公开(公告)日：2013-10-04
申请号：KR1020100080477
申请日：2010-08-19
Applicant: 한국화학연구원 , 여천엔씨씨 주식회사
IPC: B01J23/31 , B01J37/03 , C07C5/333 , C07C11/167
Abstract: 본 발명은 감마-비스무스 몰리브데이트 단일상 촉매, 이의 제조방법 및 상기 촉매를 이용하여 납사크래킹 공정에서 배출되는 C
4 잔사유-Ⅲ을 산화탈수소화 반응시켜 1,3-부타디엔을 제조하는 방법에 관한 것이다.-
公开(公告)号：KR1020070078617A
公开(公告)日：2007-08-01
申请号：KR1020060009036
申请日：2006-01-27
Applicant: 한국화학연구원
Abstract: A self-molding hair modifier is provided to style hair as desired after a hair-molding equipment is removed by providing self-molding property to the hair. The self-molding hair modifier comprises: a reduction composition including 1-25 wt.% of a reducing agent having a pH of 4-11, 0.01-10 wt.% of a sugar compound selected from the group consisting of arginine, carrageenan and a sugar derivative thereof having a functional group selected from the group consisting of monovalent or polyvalent hydroxy, aldehyde, carboxyl, ester and ketone, and 0.01-10 wt.% of a softener selected form the group consisting of an inorganic acid, an organic acid, an addition salt thereof, and mineral; a molding composition which includes 0.1-25 wt.% of a metallic element having a valence of 2 to bind to the sugar compound to induce molding; and an oxidizing composition including 0.1-25 wt.% of an oxidizing agent.
Abstract translation: 提供自成型头发修饰剂以通过向头发提供自身模塑性能去除发型设备之后根据需要制作头发。 自成型毛发调节剂包括：还原组合物，其包含1-25重量％的pH为4-11的还原剂，0.01-10重量％的选自精氨酸，角叉菜胶和 其具有选自单价或多价羟基，醛，羧基，酯和酮的官能团的糖衍生物和0.01-10重量％的选自无机酸，有机酸的软化剂 ，其加成盐和矿物质; 一种模塑组合物，其包含0.1-25重量％的具有2价金属元素以结合糖化合物以诱导模塑; 以及包含0.1-25重量％的氧化剂的氧化组合物。
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公开(公告)号：KR100633382B1
公开(公告)日：2006-10-16
申请号：KR1020040082722
申请日：2004-10-15
Applicant: 한국화학연구원
IPC: C01G23/047 , C01G23/053 , B01J21/06 , B82B3/00
Abstract: 본 발명은 나노 크기의 아나타제형 이산화티탄(TiO
2 ) 분말 및 그의 제조방법에 관한 것으로서, 더욱 상세하게는 출발물질로 사염화티탄을 사용하여 이를 물과 알콜 혼합용매에 분산시키고 가수분해 및 겔화시킨 후 특히 켄칭 단계를 거쳐 소성시킴으로써, 기존의 이산화티탄 분말의 제조방법과는 달리 고가의 출발물질을 사용하지 않으면서도 복잡한 후처리 공정이 필요없는 간단한 방법으로 넓은 비표면적을 가지며 기존의 상용 광촉매보다 높은 광활성을 나타내는 나노 크기의 아나타제형 이산화티탄 분말을 고순도로 제조할 수 있는 효과가 있다.
이산화티탄, 광촉매, 사염화티탄, 아나타제-
公开(公告)号：KR1020020078366A
公开(公告)日：2002-10-18
申请号：KR1020010018720
申请日：2001-04-09
Applicant: 한국화학연구원
IPC: C07C51/42
Abstract: PURPOSE: Provided is a method for recovering high purity terephthalic acid from industrial waste in high yields, by a series of preparation method using waste polyethylene terephthalate(PET) as main material and alkali-reduced wastewater as a neutralizer. CONSTITUTION: The method comprises the steps of (i) hydrolyzing waste polyethylene terephthalate(PET) with acid to form terephthalic acid; (ii) adding an alkali-reduced wastewater to the product obtained by the hydrolysis; and (iii) purifying a crude terephthalic acid obtained from the reactants. The acid is an inorganic acid selected from sulfuric acid, phosphoric acid, and nitric acid. The hydrolysis with acid is performed at 20-200 deg.C. The alkali-reduced wastewater is added so as to enable a pH of waste PET solution treated with acid to reach 3-5.
Abstract translation: 目的：提供一种以废聚对苯二甲酸乙二醇酯（PET）为主要原料的一系列制备方法和碱还原废水作为中和剂，以高产率从工业废弃物中回收高纯度对苯二甲酸的方法。 方法：该方法包括以下步骤：（i）用酸水解废聚对苯二甲酸乙二醇酯（PET）以形成对苯二甲酸; （ii）向通过水解获得的产物中加入碱还原废水; 和（iii）纯化由反应物获得的粗对苯二甲酸。 酸是选自硫酸，磷酸和硝酸的无机酸。 酸的水解在20-200℃进行。 加入碱还原废水，使得用酸处理的废PET溶液的pH达到3-5。
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