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公开(公告)号：KR101332303B1
公开(公告)日：2013-11-22
申请号：KR1020120028423
申请日：2012-03-20
Applicant: 한국화학연구원
CPC classification number: Y02P20/584
Abstract: 본 발명은 당류의 촉매 수소화에 의해 당알코올류를 연속적으로 제조하는 방법에 관한 것으로, 보다 상세하게는 알루미나, 티타니아, 실리카 등의 담체에 산화니켈 피막을 입히고 그 위에 루테늄을 나노입자로 담지한 담지촉매를 사용하여, 촉매의 재생없이 반복하여 당류를 수소화 함으로써 그에 상응하는 당알코올류를 고수율로 제조하는 방법에 관한 것이다. 본 발명의 방법으로 수소화 반응 중 반복 사용하는 동안 촉매성분의 용해나 비활성화가 없이 고순도의 당알코올류를 제조함으로써 부산물 및 폐기물이 거의 발생하지 않고, 복잡한 분리공정 없이 당알코올류를 제조할 수 있다.
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公开(公告)号：KR1020130103059A
公开(公告)日：2013-09-23
申请号：KR1020120024389
申请日：2012-03-09
Applicant: 한국화학연구원
IPC: C07D493/04 , B01J29/04 , B01J21/06
Abstract: PURPOSE: A method for preparing isosorbide using a catalyst for sorbitol dehydration is provided to isolate isosorbide while preparing the isosorbide by sorbitol dehydration at a higher temperature than the boiling point of the isosorbide, thereby obtaining isosorbide with high yield. CONSTITUTION: A method for preparing isosorbide comprises the step of preparing isosorbide by sorbitol dehydration and isolating the isosorbide by distillation. The sorbitol dehydration is performed under the presence of a solid acid catalyst which is a mixture of one or more selected among sulfated metal oxide, sulfonic acid group-conjugated carbon, sulfonic acid group-carbon oxide, acidic zeolite, and heteropolyacid at a pressure of 10-100 mmHg and a temperature of 160-200°C. The sulfonic acid group-conjugated carbon is sulfonic acid group-conjugated activated charcoal. [Reference numerals] (AA) Weight (wt%) in sample; (BB) Isosorbide; (CC) Byproduct; (DD) Time (h)
Abstract translation: 目的：提供一种使用山梨糖醇脱水催化剂制备异山梨醇的方法，通过在比异山梨醇的沸点更高的温度下通过山梨糖醇脱水制备异山梨醇来分离异山梨醇，从而以高产率获得异山梨醇。 构成：制备异山梨醇的方法包括通过山梨糖醇脱水制备异山梨醇并通过蒸馏分离异山梨醇的步骤。 山梨糖醇脱水在固体酸催化剂存在下进行，固体酸催化剂是选自硫酸化金属氧化物，磺酸基共轭碳，磺酸基 - 碳氧化物，酸性沸石和杂多酸中的一种或多种的混合物，压力为 10-100mmHg，温度160-200℃。 磺酸基共轭碳是磺酸基共轭活性炭。 （AA）样品中重量（wt％） （BB）异山梨醇酯; （CC）副产物; （DD）时间（h）
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公开(公告)号：KR1020120123188A
公开(公告)日：2012-11-08
申请号：KR1020120028318
申请日：2012-03-20
Applicant: 한국화학연구원
IPC: B01J23/46 , B01J21/08 , C07C29/151 , C07C31/26
Abstract: PURPOSE: A carrier catalyst for preparing sugar alcohols by catalytic hydrogenation of sugars and a preparing method of the same are provided to collect a catalyst carrying ruthenium without a separate regenerating process. CONSTITUTION: A carrier catalyst for preparing sugar alcohols carries ruthenium in a carrier or a carrier mixture selected from silica, alumina, and titania. The carrier includes a thin film composed of nickel metal oxide. The content of the ruthenium is in a range between 0.2 and 15 weight% based on the total weight of the carrier catalyst. The content of nickel in the thin film is in a range between 0.5 and 15 weight% based on the total weight of the carrier catalyst.
Abstract translation: 目的：提供用于通过糖的催化氢化制备糖醇的载体催化剂及其制备方法，以收集载有钌的催化剂，而无需单独的再生方法。 构成：用于制备糖醇的载体催化剂在选自二氧化硅，氧化铝和二氧化钛的载体或载体混合物中携带钌。 载体包括由镍金属氧化物构成的薄膜。 钌的含量相对于载体催化剂的总重量为0.2〜15重量％。 基于载体催化剂的总重量，薄膜中镍的含量在0.5-15重量％的范围内。
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公开(公告)号：KR1020110094696A
公开(公告)日：2011-08-24
申请号：KR1020100014252
申请日：2010-02-17
Applicant: 한국화학연구원
CPC classification number: C01G3/006 , B01J19/10 , B01J19/124 , B82Y30/00 , B82Y40/00 , C01B19/002 , C01G15/006
Abstract: PURPOSE: A method for manufacturing chalcopyrite-type nano particles is provided to prevent the coagulating phenomenon of the particles using a dispersing agent and to increase the eliminating rate of impurities in case of microwave irradiation. CONSTITUTION: A method for manufacturing chalcopyrite-type nano particles includes the following: A mixed solution containing copper salt, III-family element salt, Vi-family element powder, a chelating agent, ionic liquid, or the mixture of the chelating agent and the ionic liquid, and a dispersing agent is prepared. The mixed solution is dispersed under supersonic vibration. The dispersed mixed solution is introduced into a reactor, and inert gas atmosphere is generated in the reactor. Microwave is radiated to heat the dispersed mixed solution. Chalcopyrite-type nano particles are obtained. The chalcopyrite-type nano particles are represented by chemical formula 1. In the chemical formula 1, the M1 is one or more selected from III-family elements. The M2 is one or more selected from VI-family elements.
Abstract translation: 目的：提供一种制造黄铜矿型纳米颗粒的方法，以防止使用分散剂的颗粒的凝结现象，并且在微波照射的情况下提高杂质的消除速率。 构成：制造黄铜矿型纳米颗粒的方法包括：含有铜盐，III族元素盐，Vi族元素粉末，螯合剂，离子液体或螯合剂和 离子液体和分散剂。 混合溶液在超音速振动下分散。 将分散的混合溶液引入反应器中，并在反应器中产生惰性气体气氛。 辐射微波加热分散的混合溶液。 获得黄铜矿型纳米颗粒。 黄铜矿型纳米颗粒由化学式1表示。在化学式1中，M1是选自III族元素中的一种或多种。 M2是从VI族元素中选出的一个或多个。
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公开(公告)号：KR1020100054570A
公开(公告)日：2010-05-25
申请号：KR1020080113536
申请日：2008-11-14
Applicant: 한국화학연구원
CPC classification number: Y02P20/544
Abstract: PURPOSE: A producing method of furfural is provided to reduce the manufacturing cost of the furfural by decreasing the catalyst loss rate, and by using a tungsten catalyst with chemical stability. CONSTITUTION: A producing method of furfural using xylose or hemicelluloses as a raw material comprises the following steps: converting the raw material into the furfural using a solid acid catalyst deposited with isopolytungstate to a zirconia supporting body in a reacting medium including supercritical fluid; and extracting and separating the furfural by spraying the supercritical fluid into the reacting medium The solid acid catalyst is formed depositing a isopolytungstate precursor to the zirconia supporting body and plasticizing the outcome at 700~1,200 deg C.
Abstract translation: 目的：提供糠醛的生产方法，通过降低催化剂损失率，并通过使用具有化学稳定性的钨催化剂来降低糠醛的制造成本。 构成：使用木糖或半纤维素作为原料的糠醛的制造方法包括以下步骤：将使用异多钨酸盐沉积的固体酸催化剂的原料转化为糠醛至包含超临界流体的反应介质中的氧化锆载体; 并通过将超临界流体喷射到反应介质中来提取和分离糠醛。形成固体酸催化剂，其在氧化锆载体上沉积多异硫钨酸前体，并在700〜1200℃下塑化结果。
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Patent Agency Ranking
公开(公告)号：KR100830841B1
公开(公告)日：2008-05-20
申请号：KR1020060045350
申请日：2006-05-19
Applicant: 한국화학연구원
Abstract: 본 발명은 다공성 세공체(porous molecular sieves)의 제조방법에 관한 것으로서, 더욱 상세하게는 다공성 세공체를 제조함에 있어서 수열(hydrothermal) 합성 또는 용매열(solvothermal) 합성 반응에 필요한 높은 온도를 얻기 위해 가열하는 과정의 승온 속도를 조절함으로써 결정 입자 크기를 임의로 조절할 수 있는 개선된 다공성 세공체의 제조방법에 관한 것이다.
세공체, 입자 크기, 알루미노포스페이트, 제올라이트, 마이크로파, 수열합성-
公开(公告)号：KR100830840B1
公开(公告)日：2008-05-20
申请号：KR1020060059331
申请日：2006-06-29
Applicant: 한국화학연구원
Abstract: 본 발명은 유해물질 제거용 다공성 유-무기 메조세공체의 제조 방법에 관한 것으로서, 더욱 상세하게는 메조세공체의 골격 내에 친유성기를 포함하고, 활성금속이 세공체 동공 내에 고분산되어 특정유해 물질을 선택적으로 흡착하여 저온에서 분해시킬 수 있는 귀금속 담지 유-무기 메조세공체 촉매의 제조 방법에 관한 것으로서, a) 금속염과 킬레이트 화합물의 혼합 용액; 실리카 전구체; 및 고분자 계면활성제 혼합물;을 혼합하여 메조구조체를 형성하는 단계; b) 상기 메조구조체로부터 킬레이트제 및 계면활성제를 제거하는 단계;를 포함하는 것을 특징으로 한다. 본 발명에 따른 제조방법에 의하여 제조된 다공성 유-무기 메조세공체는 휘발성 유기 화합물, 니트로소아민류, 폴리사이클릭아로마틱하이드로카본류 등과 같은 증기상 특정유해물질에 대한 제거능력이 우수하며, 담배 유해물질 제거용 촉매, 방독마스크용 필터로 응용가능하다.
유-무기 메조세공체, 저온산화촉매, 하이브리드, 휘발성 유기 화합물, 나이트로소아민류, 귀금속-
公开(公告)号：KR100816485B1
公开(公告)日：2008-03-24
申请号：KR1020060110412
申请日：2006-11-09
Applicant: 한국화학연구원 , 주식회사 케이티앤지
Abstract: A method for preparing a precious metal doped organic-inorganic mesoporous material by introducing a lipophilic group into a mesoporous structure and highly dispersing a precious metal as an active metal into cavities of a porous material is provided, and a method for removing vapor- or particle-phase hazardous organic materials using the precious metal doped organic-inorganic mesoporous material as a catalytic material is provided. A method for preparing a precious metal doped organic-inorganic mesoporous material comprises the steps of: (1) stirring a precious metal compound, a chelate agent, a polymer surfactant, and an organic silane compound to prepare a mixture; (2) subjecting the mixture to a hydrothermal reaction to prepare an organic-inorganic silica mesoporous material into which a precious metal is dispersed; and (3) firing the organic-inorganic silica mesoporous material. The precious metal is selected from palladium(Pd), platinum(Pt), ruthenium(Ru), rhodium(Rh), silver(Ag), gold(Au), osmium(Os), iridium(Ir), or mixtures thereof. The precious metal is contained in the organic-inorganic mesoporous material in an amount of 0.1 to 20 wt.% based on the total weight of the organic-inorganic mesoporous material. The precious metal compound is a precious metal chloride. The chelate agent is a poly alcohol selected from polyethylene glycol, polypropylene glycol, and ethylene glycol. A method for removing hazardous organic materials comprises contacting the prepared precious metal doped organic-inorganic mesoporous material with hazardous organic materials, thereby subjecting the hazardous organic materials to an oxidation reaction. Further, the polymer surfactant is a block-copolymer of poly ethylene oxide-poly propylene oxide-poly ethylene oxide.
Abstract translation: 提供了通过将亲油基团引入中孔结构并将贵金属作为活性金属高分散于多孔材料的空腔中来制备掺杂有机 - 无机介孔材料的方法，以及用于除去蒸气或颗粒的方法 提供了使用贵金属掺杂的有机 - 无机介孔材料作为催化材料的相位有害有机材料。 掺杂有机 - 无机介孔材料的制备方法包括以下步骤：（1）搅拌贵金属化合物，螯合剂，聚合物表面活性剂和有机硅烷化合物以制备混合物; （2）使混合物进行水热反应以制备分散有贵金属的有机 - 无机二氧化硅介孔材料; 和（3）焙烧有机 - 无机二氧化硅介孔材料。 贵金属选自钯（Pd），铂（Pt），钌（Ru），铑（Rh），银（Ag），金（Au），锇（Os），铱（Ir）或其混合物。 相对于有机 - 无机介孔材料的总重量，贵金属的含量为有机 - 无机介孔材料中的0.1〜20重量％。 贵金属化合物是贵金属氯化物。 螯合剂是选自聚乙二醇，聚丙二醇和乙二醇的多元醇。 一种去除有害有机材料的方法包括使制备的掺有有机 - 无机介孔材料的有机 - 无机介孔材料与有机有机材料接触，从而使有害有机材料受到氧化反应。 此外，聚合物表面活性剂是聚环氧乙烷 - 聚环氧丙烷 - 聚环氧乙烷的嵌段共聚物。
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公开(公告)号：KR100803945B1
公开(公告)日：2008-02-18
申请号：KR1020060127433
申请日：2006-12-13
Applicant: 한국화학연구원
CPC classification number: B01J20/0237 , B01J20/22 , B01J20/28066 , B01J20/28073 , B01J20/30
Abstract: An organic-inorganic porous adsorbent and a method for producing the same are provided to increase the amount of adsorbed moisture and facilitate the desorption of moisture even at a relatively low temperature, by using a copper-containing porous organic-inorganic hybrid. A moisture adsorbent is formed by using a copper-containing porous organic-inorganic hybrid. The moisture adsorbent is prepared through a reaction between a copper precursor and an organic ligand such as terephthalic acid or benzene tricarboxylic acid, under a condition in which acid, base, or salt thereof is not added. The moisture adsorbent has a surface area of 1000-10,000 m^2/g and a pore volume of 0.7-10 mL/g. The moisture adsorbent desorbs 80 wt% of adsorbed moisture at a moisture desorption temperature of 60-100°C within 5 minutes. Further, The moisture adsorbent desorbs 90 wt% of adsorbed moisture at a moisture desorption temperature of 60-80°C within 5 minutes.
Abstract translation: 提供一种有机无机多孔吸附剂及其制造方法，通过使用含铜多孔有机 - 无机混合物，即使在较低温度下也能增加吸附水分的吸附量，促进水分的解吸。 通过使用含铜多孔有机 - 无机混合物形成水分吸附剂。 在未加入酸，碱或其盐的条件下，通过铜前体和有机配体如对苯二甲酸或苯三羧酸之间的反应来制备水分吸附剂。 水分吸附剂的表面积为1000-10,000m 2 / g，孔体积为0.7-10mL / g。 水分吸附剂在5分钟内在60-100℃的湿度解吸温度下解吸吸附水分的80重量％。 此外，水分吸附剂在5分钟内在60-80℃的湿度解吸温度下解吸90重量％的吸附水分。
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公开(公告)号：KR100733347B1
公开(公告)日：2007-06-28
申请号：KR1020060028439
申请日：2006-03-29
Applicant: 한국화학연구원
Abstract: A method of removing solid-phase organic materials, liquid-phase organic materials or gas-phase organic materials harmful to the human body by using porous organic inorganic hybrid materials having excellent adsorption performance with respect to specific hazardous materials such as volatile organic compounds, nitrosoamines, polycyclic aromatic hydrocarbons, and the like is provided. A method of adsorbing and removing organic materials by using porous organic inorganic hybrid materials comprises the steps of: (1) mixing a metallic material selected from metals selected from chromium, manganese, iron, cobalt, nickel, copper, aluminum and vanadium, and precursors thereof, a chelate agent capable of being coordinate bonded to the metallic material, and a solvent to prepare a reactant mixed solution; (2) heating the reactant mixed solution to 100 deg.C or higher to prepare a porous organic inorganic hybrid material; and (3) contacting the porous organic inorganic hybrid material obtained in the step(2) with an organic material of a solid phase, a liquid phase, or a gas phase.
Abstract translation: 本发明提供一种通过使用对特定有害物质如挥发性有机化合物，亚硝基胺具有优异吸附性能的多孔有机无机杂化材料来去除对人体有害的固相有机材料，液相有机材料或气相有机材料的方法 ，多环芳香族烃等。 通过使用多孔有机无机混合材料吸附和除去有机材料的方法包括以下步骤：（1）将选自铬，锰，铁，钴，镍，铜，铝和钒的金属中的金属材料与前体 能够与金属材料配位键合的螯合剂和溶剂，以制备反应物混合溶液; （2）将反应混合溶液加热至100℃或更高以制备多孔有机无机杂化材料; （3）使步骤（2）中获得的多孔有机无机杂化材料与固相，液相或气相的有机材料接触。
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