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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：KR100426213B1
公开(公告)日：2004-04-06
申请号：KR1020010020424
申请日：2001-04-17
Applicant: 한국화학연구원 , 주식회사 성원인더스트리
IPC: C14C9/00
Abstract: PURPOSE: Provided are a solution which shows effects for permanently removing malodor and inhibiting the attachment of contaminants in shoe, garment, sheet, and so on, by oxidizing and dissolving the contaminants adsorbed to three-dimensional fiber structure. CONSTITUTION: The solution comprises (a) 0.0001-5 parts by weight of porous molecular sieve, (b) 0.001-3 parts by weight of photoactive material selected from oxides represented by formula 1: AaTibOx, titanium dioxide, zinc dioxide, and zirconium dioxide, and (c) 0.5-5 parts by weight of binder resins. In the formula 1, A represents at least one element selected from zinc, tungsten, iron, tin, vanadium, zirconium, chromium, silicon, copper, cobalt, nickel, niobium, silver, molybdenum, palladium, platinum, gold, aluminum, arsenic, bismuth, antimony, cadmium, boron, cesium, cerium, magnesium, calcium, sodium, potassium, titanium, phosphorus, and manganese; each of a and b represents a molar ratio of the each components, a=1=b, b is 0.001-1, and x is a value which is chosen so as to adjust an atomic value.
Abstract translation: 目的：提供一种通过氧化和溶解吸附在三维纤维结构上的污染物而显示永久除去恶臭和抑制鞋，衣服，片材等中的污染物附着的效果的解决方案。 组成：该溶液包含（a）0.0001-5重量份的多孔分子筛，（b）0.001-3重量份的选自式1代表的氧化物的光活性材料：AaTibOx，二氧化钛，二氧化锌和二氧化锆 ，和（c）0.5-5重量份的粘合剂树脂。 在式1中，A表示选自锌，钨，铁，锡，钒，锆，铬，硅，铜，钴，镍，铌，银，钼，钯，铂，金，铝，砷 铋，锑，镉，硼，铯，铈，镁，钙，钠，钾，钛，磷和锰; a和b分别表示各成分的摩尔比，a = 1 = b，b为0.001〜1，x是为了调整原子值而选择的值。
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公开(公告)号：KR1020030085253A
公开(公告)日：2003-11-05
申请号：KR1020020023452
申请日：2002-04-29
Applicant: 한국화학연구원
IPC: C07F19/00
CPC classification number: C01F7/005 , C01P2002/22
Abstract: PURPOSE: A method for preparing hydrotalcite-like compounds using urea is provided, thereby preparing hydrotalcite-like compounds having improved crystalline structure in higher yield. CONSTITUTION: A method for preparing hydrotalcite-like compounds of the formula 1 of £M(II)1-xM(III)x(OH)2|¬x+(NO3)xmH2O using urea comprises dissolving a hydrate of M(II) metal nitride of the formula 2 of M(II)(NO3)2.m1H2O and a hydrate of M(III) metal nitride of the formula 3 of M(II)(NO3)3.m2H2O in water with adding urea and carrying out the hydrothermal reaction of them, wherein M(II) is divalent metal cation; M(III) is trivalent metal cation; X is 0.1 to 0.5; m, m1 and m2 represent the number of water molecules; the divalent metal cation is selected from Mg2+, Zn2+ and Ni2+; the trivalent metal cation is Al3+; the amount of urea added is 0.5 to 5 times as large as NO3-; and the hydrothermal reaction is carried out at 80 to 120 deg. C for 5 to 15 hours.
Abstract translation: 目的：提供使用尿素制备类水滑石化合物的方法，从而以更高的收率制备具有改进的结晶结构的类水滑石化合物。 构成：使用尿素制备M（II）1-xM（III）x（OH）2 |↓+（NO 3）x·6H 2 O的式1的类水滑石化合物的方法包括将M（II） M（II）（NO 3）2·mH 2 O的式2的氮化物和M（II）（NO 3）3·m 2·H 2 O的式3的M（III）金属氮化物的水合物与加入尿素并进行 它们的水热反应，其中M（II）是二价金属阳离子; M（III）是三价金属阳离子; X为0.1〜0.5; m，m1和m2表示水分子数; 二价金属阳离子选自Mg2 +，Zn2 +和Ni2 +; 三价金属阳离子是Al3 +; 加入的尿素量为NO3-的0.5〜5倍; 水热反应在80〜120℃进行。 C 5〜15小时。
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公开(公告)号：KR1020030035635A
公开(公告)日：2003-05-09
申请号：KR1020010067887
申请日：2001-11-01
Applicant: 한국화학연구원 , 주식회사 성원인더스트리
IPC: B01J21/06 , B01J23/16 , B01J27/047
CPC classification number: B01J23/002 , B01J21/16 , B01J2523/00 , B01J2523/17 , B01J2523/27 , B01J2523/47 , B01J2523/48 , B01J2523/55 , B01J2523/62 , B01J2523/842
Abstract: PURPOSE: Provided is a multi-functional composite with high absorptivity for visible rays and ultraviolet lays. CONSTITUTION: The composite comprises a support coated or impregnated with oxide and has a chemical formula of £AaDdEeOx|y£support|z, wherein 'A' is at least one component selected from a group consisting of titanium (Ti), zinc (Zn), zirconium (Zr), vanadium (V), tungsten (W) and cerium (Ce), 'D' is at least one elements selected from a group consisting of Fe, tin, V, Cr, Al, Ag, Cu, Mo, Sb, Nb and Si, 'E' is at least one compound selected from a group consisting of sulfuric acid, phosphoric acid, boric acid, hydrogen fluoride, ammonium sulfate, fluorocarbon compound, and hetero-polymer, and wherein 'a', 'd', 'e' denote mole ratio, 'a'/('d'+2) is in a range of 0.001-100, 'd' is in a range of 0-1, 'e' is in a range of 0-1 and 'a' is not less than 0, and wherein the support is a porous material such as elvan, zeolite, silica, activated carbon and apatite, or a clay such as bentonite and kaolin.
Abstract translation: 目的：提供一种多功能复合材料，对于可见光和紫外线具有高吸收率。 构成：复合材料包括涂覆或浸渍氧化物的载体，其化学式为：A'为至少一种选自钛（Ti），锌（Zn） ），锆（Zr），钒（V），钨（W）和铈（Ce），'D'是选自由Fe，锡，V，Cr，Al，Ag，Cu， Mo，Sb，Nb和Si中的至少一种选自由硫酸，磷酸，硼酸，氟化氢，硫酸铵，碳氟化合物和异质聚合物组成的组中的至少一种化合物，其中'a' ，'d'，'e'表示摩尔比，'a'/（'d'+ 2）在0.001-100的范围内，'d'在0-1的范围内，'e' 0-1和“a”的范围不小于0，其中载体是诸如埃尔文，沸石，二氧化硅，活性炭和磷灰石的多孔材料，或膨润土和高岭土等粘土。
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公开(公告)号：KR1020020080693A
公开(公告)日：2002-10-26
申请号：KR1020010020424
申请日：2001-04-17
Applicant: 한국화학연구원 , 주식회사 성원인더스트리
IPC: C14C9/00
Abstract: PURPOSE: Provided are a solution which shows effects for permanently removing malodor and inhibiting the attachment of contaminants in shoe, garment, sheet, and so on, by oxidizing and dissolving the contaminants adsorbed to three-dimensional fiber structure. CONSTITUTION: The solution comprises (a) 0.0001-5 parts by weight of porous molecular sieve, (b) 0.001-3 parts by weight of photoactive material selected from oxides represented by formula 1: AaTibOx, titanium dioxide, zinc dioxide, and zirconium dioxide, and (c) 0.5-5 parts by weight of binder resins. In the formula 1, A represents at least one element selected from zinc, tungsten, iron, tin, vanadium, zirconium, chromium, silicon, copper, cobalt, nickel, niobium, silver, molybdenum, palladium, platinum, gold, aluminum, arsenic, bismuth, antimony, cadmium, boron, cesium, cerium, magnesium, calcium, sodium, potassium, titanium, phosphorus, and manganese; each of a and b represents a molar ratio of the each components, a=1=b, b is 0.001-1, and x is a value which is chosen so as to adjust an atomic value.
Abstract translation: 目的：提供通过氧化和溶解吸附到三维纤维结构上的污染物，显示出永久消除恶臭和抑制鞋，服装，片材等中污染物附着的效果的解决方案。 方案：溶液包含（a）0.0001-5重量份的多孔分子筛，（b）0.001-3重量份选自式1的氧化物的光敏材料：AaTibOx，二氧化钛，二氧化锌和二氧化锆 ，（c）0.5-5重量份粘合剂树脂。 在式1中，A表示选自锌，钨，铁，锡，钒，锆，铬，硅，铜，钴，镍，铌，银，钼，钯，铂，金，铝，砷中的至少一种元素 铋，锑，镉，硼，铯，铈，镁，钙，钠，钾，钛，磷和锰; a和b各自表示各成分的摩尔比，a = 1 = b，b为0.001-1，x为选择以调整原子值的值。
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Patent Agency Ranking
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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公开(公告)号：KR100293331B1
公开(公告)日：2001-10-26
申请号：KR1019980043076
申请日：1998-10-14
Applicant: 한국화학연구원
IPC: B01J23/887
Abstract: 본 발명은 복합산화물 촉매와 이의 제조방법에 관한 것으로서, 더욱 상세하게는 서로 다른 조성 및 제조방법에 의해 형성된 코아(core)부분과 쉘(shell)부분의 이중구조를 가지고 있으며 올레핀이나 파라핀 등의 가암모니아 산화반응에 의한 니트릴화합물의 제조시 촉매로 사용되어 우수한 촉매활성을 나타내는 다음 화학식 1로 표시되는 코아-쉘 구조를 갖는 복합산화물 촉매와 이의 제조방법에 관한 것이다.
상기 화학식 1에서:
A는 붕소, 인 및 몰리브덴 중에서 선택된 1종 이상의 원소이고;
B는 원자가 1∼2를 갖는 1종 이상의 원소이고;
Q는 원자가 3∼6을 갖는 1종 이상의 원소이고;
m가 1일 때, n은 0.001∼3이고, a는 0.001∼3이고, b는 0.001∼3이고, q는 0.001∼3이고, f는 0.01∼5이고, g는 0.1∼5이고, z는 0∼90이며;
x 및 y는 코아(core)부분과 쉘(shell)부분에서 다른 성분에 의해 원자가를 맞추기 위해 정해지는 값이다.-
公开(公告)号：KR100280377B1
公开(公告)日：2001-03-02
申请号：KR1019980032416
申请日：1998-08-10
Applicant: 한국화학연구원
Abstract: 본 발명은 산화반응용 촉매와 이의 제조방법에 관한 것으로서, 더욱 상세하게는 서로 다른 조성 및 제조방법에 의해 형성된 코아(core)부분과 쉘(shell)부분의 이중구조를 가지고 있으며 올레핀이나 파라핀 등의 가암모니아 산화반응에 의한 니트릴화합물의 제조시 촉매로 사용되어 우수한 촉매활성을 나타내는 다음 화학식 1로 표시되는 코아-쉘 구조를 갖는 산화반응용 촉매와 이의 제조방법에 관한 것이다.
[화학식 1]
상기 화학식 1에서:
A는 붕소, 인 및 몰리브덴 중에서 선택된 1종 이상의 원소이고;
Q는 원자가가 3~6인 원소 중에서 선택된 1종 이상의 원소이고;
m가 1일 때, n은 0.001~3이고, a는 0.001~3이고, q는 0.001~3이고, f는 0.01~5이고, g는 0.1~5이고, z는 0~90이며;
x 및 y는 코아(core)부분과 쉘(shell)부분에서 다른 성분에 의해 원자가를 맞추기 위해 정해지는 값이다.-
公开(公告)号：KR100255032B1
公开(公告)日：2000-05-01
申请号：KR1019980017681
申请日：1998-05-15
Applicant: 한국화학연구원
IPC: B01J27/185 , B01J27/19
Abstract: PURPOSE: Disclosed is a core-shell structured solid catalyst,£BinAaOx| £(100-z)%DdEeFefNigMomOy+z%SiO2|, for synthesis of nitrile compounds from the oxidation reaction of olefin or paraffin by the addition of ammonia. CONSTITUTION: The core-shell structured catalyst represented by£BinAaOx| £(100-z)%DdEeFefNigMomOy+z%SiO2|where A is one of boron, phosphorous, or molybdenum, D is an element having a valence of three, E is an element having a valence of two, and when m is 1, n, a, d, e, f, g, and z are 0.001-3, 0.001-3, 0.01-3, 0.01-3, 0.01-5, 0.1-5, and 0-90, respectively, is composed of core parts and shell parts. Core parts, which use silica as support and elements (E compositions) having a valence of two as active species such as Co, Mn, Mg, Ca, Cu, etc., and elements (D compositions) having a valence of three as active species such as Al, Ce, Cr, etc., are firstly prepared by the slurry method that a mixture of silica sol and salts containing an anion is heated and extracted to get a slurry at 3-5 pH by removal of solvent, and then dried and calcined at 200-700deg.C. Shell parts structure by the impregnation of salt solution,£BinAaOx|, on the core parts prepared by the slurry method. Here, acetate, citrate, nitric acid, or triphenyl may be used as salts for shell parts.
Abstract translation: 目的：公开了一种核 - 壳结构固体催化剂，BinAaOx | £（100-z）％DdEeFefNigMomOy + z％SiO2 |，用于通过加入氨从烯烃或石蜡的氧化反应合成腈化合物。 构成：由BinAaOx |代表的核 - 壳结构催化剂 £（100-z）％DdEeFefNigMomOy + z％SiO2 |其中A是硼，磷或钼之一，D是三价元素，E是二价元素，当m为1时 ，n，a，d，e，f，g和z分别为0.001-3,0.001-3,0.01-3,0.01-3,0.01-5,0.1〜5,0-90，由 核心零件和外壳零件。 使用二氧化硅作为活性物质如Co，Mn，Mg，Ca，Cu等的二氧化硅作为载体的元素（E组合物）和二价元素（E组合物），并且具有三价的元素（D组合物）作为活性物质 首先通过浆料法制备二氧化硅溶胶和含有阴离子的盐的混合物，通过除去溶剂在3-5℃下加热萃取以获得浆液，然后将其 干燥并煅烧200-700℃。 壳体部分结构通过浸渍盐溶液，BinAaOx |，通过浆料法制备的核心部件。 这里可以使用乙酸盐，柠檬酸盐，硝酸或三苯基醚作为壳部分的盐。
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