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公开(公告)号：KR1020040061185A
公开(公告)日：2004-07-07
申请号：KR1020020086981
申请日：2002-12-30
Applicant: 한국화학연구원
IPC: B01J27/192
CPC classification number: B01J27/192 , B01J23/002 , B01J37/0045 , B01J37/0201 , B01J2523/00 , B01J2523/51 , B01J2523/54 , B01J2523/64 , B01J2523/68 , B01J2523/72 , B01J2523/822 , B01J2523/824 , B01J2523/828 , B01J2523/842 , B01J2523/845 , B01J2523/847
Abstract: PURPOSE: Provided are a mixture oxide catalyst having a core-shell structure and improved yield of acrylonitrile for preparing nitrile compound and a method for preparing thereof. CONSTITUTION: The method for preparing a mixture oxide catalyst represented by the following chemical formula 1 of £BinAaBbQqRrOx|£(100-z)%FefNigMomOy + Z%SiO2| comprises steps of (a) forming a core portion by mixing a solution containing iron and nickel with a solution containing molybdenum and silica sol, adjusting the pH of the mixture solution into 3-5, proceeding a slurry reaction, drying and pulverizing it; and (b) forming a shell portion by impregnating the pulverized substance of the core with a solution containing bismuth, A, B, Q and R, wherein A is at least one element selected from boron, phosphorous and molybdenum, B is at least one element having a valence of 1-2, Q is at least one element having a valence of 3-6, R is precious metal element and at least one element having a valence of 0-6; n is 0.01-3, a is 0-3, b is 0-3, q is 0-3, r is 0.001-5, f is 0.01-5, g is 0.1-5 and z is 0-90 provided that m is 1; each x and y is a value determined to set the valence by other elements in the core portion and the shell portion.
Abstract translation: 目的：提供具有核 - 壳结构和提高腈化合物制备丙烯腈产率的混合氧化物催化剂及其制备方法。 构成：由以下化学式1表示的混合氧化物催化剂的制备方法：BinAaBbQqRrOx |£（100-z）％FefNigMomOy + Z％SiO 2 | 包括以下步骤：（a）通过将含有铁和镍的溶液与含有钼和硅溶胶的溶液混合形成核心部分，将混合溶液的pH调节至3-5，进行浆料反应，干燥和粉碎; 和（b）通过用含有铋，A，B，Q和R的溶液浸渍芯的粉碎物形成壳部分，其中A是选自硼，磷和钼中的至少一种元素，B是至少一种 元素的化合价为1-2，Q为至少一个价数为3-6的元素，R为贵金属元素和至少一种价数为0-6的元素; n为0.01-3，a为0-3，b为0-3，q为0-3，r为0.001-5，f为0.01-5，g为0.1-5，z为0-90，条件是m 是1; 每个x和y是确定为通过核心部分和壳部分中的其他元件设置价态的值。
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公开(公告)号：KR100429385B1
公开(公告)日：2004-04-29
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：提供一种以高收率从工业废料中回收高纯度对苯二甲酸的方法，通过一系列使用废聚对苯二甲酸乙二醇酯（PET）作为主要材料和碱减少废水作为中和剂的制备方法。 组成：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）将碱减少的废水加入到通过水解获得的产物中; 和（iii）纯化由反应物获得的粗制对苯二甲酸。 酸是选自硫酸，磷酸和硝酸的无机酸。 用酸进行水解在20-200℃进行。 添加碱减少的废水以使酸处理的废PET溶液的pH值达到3-5。
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公开(公告)号：KR100425024B1
公开(公告)日：2004-03-27
申请号：KR1020010067887
申请日：2001-11-01
Applicant: 한국화학연구원 , 주식회사 성원인더스트리
IPC: B01J21/06 , B01J23/16 , B01J27/047
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: 用途：提供一种多功能复合材料，对可见光和紫外线辐射具有高吸收率。 该组合物包含涂覆或浸渍有氧化物的载体并具有化学式为A a D d E e O x |载体| z，其中'A'是选自钛（Ti），锌（ Zn），锆（Zr），钒（V），钨（W）和铈（Ce）中的至少一种元素，'D'为选自Fe，锡，V，Cr，Al，Ag，Cu ，Mo，Sb，Nb和Si，'E'是选自硫酸，磷酸，硼酸，氟化氢，硫酸铵，碳氟化合物和杂聚合物中的至少一种化合物，并且其中'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'在 a'的范围不小于0，并且其中载体是诸如埃尔文（elvan），沸石，二氧化硅，活性炭和磷灰石的多孔材料或粘土如膨润土和高岭土。
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公开(公告)号：KR1020020061090A
公开(公告)日：2002-07-22
申请号：KR1020010002063
申请日：2001-01-13
Applicant: 한국화학연구원 , 주식회사 성원인더스트리
CPC classification number: B01J23/002 , B01J29/06 , B01J29/072 , B01J29/076 , B01J35/004 , B01J2523/00 , B01J2523/27 , B01J2523/47 , B01J2523/48 , B01J2523/55 , B01J2523/842
Abstract: PURPOSE: A multifunctional material with excellent photocatalytic activity is provided. CONSTITUTION: The present invention is characterized in that an oxide represented by AaTibOx(wherein A is one or more elements selected from Zn, W, Fe, Sn, Vd, Zr, Cr and Si; a and b denote molecular ratio of each element, and a=1-b, b is within the range of 0.001 to 1; x is number for conforming atomic value) is coated on porous support such as elvan and zeolite. In this invention, Ti precursor is selected from titanium alkoxide, titanium chelate, titanium oxide, titanyl nitrate, titanyl sulfate and titanium tetrachloride. A precursor is selected from acetate, citrate, nitrate and triphenyl.
Abstract translation: 目的：提供具有优异光催化活性的多功能材料。 本发明的特征在于，由AaTibOx（其中A是选自Zn，W，Fe，Sn，Vd，Zr，Cr和Si中的一种或多种元素）表示的氧化物; a和b表示各元素的分子比， 和a = 1-b，b在0.001至1的范围内; x是符合原子值的数量）涂覆在多孔载体如elvan和沸石上。 在本发明中，Ti前体选自钛醇盐，钛螯合物，氧化钛，硝酸氧钛，硫酸氧钛和四氯化钛。 前体选自醋酸盐，柠檬酸盐，硝酸盐和三苯基。
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公开(公告)号：KR100324872B1
公开(公告)日：2002-02-28
申请号：KR1019990021586
申请日：1999-06-10
Applicant: 한국화학연구원
IPC: C07C47/22
Abstract: 본발명은아크롤레인의제조방법에관한것으로서, 더욱상세하게는다음화학식 1로표시되는코아-쉘구조를갖는고체촉매하에서프로필렌을산화반응하여높은수율로아크롤레인을제조하는방법에관한것이다. 상기화학식 1에서: A는붕소, 인및 몰리브덴중에서선택된 1종이상의원소이고; m이 1일때, n은 0.001 ∼ 3이고, a는 0.001 ∼ 3이고, f는 0.01 ∼ 5이고, g는 0.1 ∼ 5이고, z는 0 ∼ 90이며, x 및 y는코아(core) 부분과쉘(shell)부분에서다른성분에의해원자가를맞추기위해정해지는값이다.
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Patent Agency Ranking
公开(公告)号：KR100280372B1
公开(公告)日：2001-03-02
申请号：KR1019980026820
申请日：1998-07-03
Applicant: 한국화학연구원
IPC: B01J23/843 , B01J21/02
Abstract: 본 발명은 다성분계 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 다성분계 복합산화물 촉매와 이의 제조방법에 관한 것이다.
상기 화학식 1에서:
A는 붕소, 인 및 몰리브덴 중에서 선택된 1종 이상의 원소이고;
B는 원자가 1 또는 2를 갖는 1종 이상의 원소이고;
m가 1일 때, n은 0.0001~3이고, a는 0.001~3이고, b는 0.0001~3이고, 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：KR1020000013518A
公开(公告)日：2000-03-06
申请号：KR1019980032416
申请日：1998-08-10
Applicant: 한국화학연구원
CPC classification number: B01J23/8876 , B01J35/0006 , C07C253/26 , Y02P20/52
Abstract: PURPOSE: A solid catalyst is provided to suppress the use of an expensive bismuth as much as possible and at the same time to have a high activation, having an excellent activation of a catalyst. CONSTITUTION: A complex oxidation material is comprised of the steps of: dissolving salt including an A and Q element or a chemical compound in at least more than one kind of a solvent and impregnating on a core part; drying the impregnated material at the temperature of 50 to 200°C and burning it again at the temperature of 200 to 700°C. The catalyst has the formula of (BinAaQOx) ((100-z)%FefNigMomOy + z%SiO2). Herein, A is more than one kind element selected among boron, phosphorus and molybdenum and Q is among an element having a 3 to 6 atomic value. When m is 1, n is 0.001 to 3, a is 0.001 to 3, q is 0.001 to 3, f is 0.01 to 5, g is 0.1 to 5 and z is 0 to 90. Lastly, x and y are decided to match an atomic value by other element between a core part and a shell.
Abstract translation: 目的：提供固体催化剂以尽可能地抑制昂贵的铋的使用，并且同时具有高活性，催化剂活性优异。 构成：复合氧化材料包括以下步骤：将包含A和Q元素或化合物的盐溶解在至少一种溶剂中并浸渍在芯部上; 在50至200℃的温度下干燥浸渍的材料，并在200至700℃的温度下再次燃烧。 催化剂具有式（BinAaQOx）（（100-z）％FefNigMomOy + z％SiO 2）。 这里，A是选自硼，磷和钼中的多种元素，Q是具有3至6原子值的元素。 当m为1时，n为0.001至3，a为0.001至3，q为0.001至3，f为0.01至5，g为0.1至5，z为0至90.最后，x和y决定匹配 核心部分和壳体之间的其他元素的原子值。
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公开(公告)号：KR1019990069829A
公开(公告)日：1999-09-06
申请号：KR1019980004340
申请日：1998-02-13
Applicant: 한국화학연구원
IPC: B01J23/88
Abstract: 본 발명은 코아-쉘 구조를 갖는 고체촉매에 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 고체촉매에 관한 것이다.
[A
a O
x ][(100-z)%Fe
b Ni
c Mo
d O
y / z%SiO
2 ]
상기 화학식 1에서:
A는 비스무스, 붕소, 인 및 몰리브덴 중에서 선택된 1종 이상의 원소이고;
d가 1일 때, a는 0.001 ∼ 3이고, b는 0.01 ∼ 5이고, c는 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：KR1019950005193B1
公开(公告)日：1995-05-19
申请号：KR1019910013310
申请日：1991-08-01
Applicant: 한국화학연구원
IPC: C07C47/54
Abstract: The method (II) comprises the steps of dimethyl telepthalate of (1) oxidising methyl p-formyl benzoate in distillating residues of dimethyl telepthalate (II) with 100 volume of 1-20% acid solution at 90-100'C, (2) washing with water. Acid is one of sulfuric acid, nitric acid, hydrochloric acid. (I) is used as intermediate of pharmaceuticals and agro-chemicals.
Abstract translation: 方法（II）包括以下步骤：（1）在90-100℃下，用100体积的1-20％酸溶液将对苯二甲酸二甲酯的蒸馏残留物中的对苯甲酸甲酯氧化，（2） 用水冲洗 酸是硫酸，硝酸，盐酸之一。 （I）用作药物和农用化学品的中间体。
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