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    • 2. 发明授权
    • 질소를 포함하는 중형기공 탄소에 고정화된 헤테로폴리산담지 촉매, 그 제조방법 및 상기 촉매를 이용한메타크릴산의 제조방법
    • 在含氮的多孔碳中固定的异戊酸催化剂,其生产方法和使用上述催化剂的甲基丙烯酸的生产方法
    • KR100801443B1
    • 2008-02-11
    • KR1020060123473
    • 2006-12-07
    • 재단법인서울대학교산학협력재단
    • 송인규김희수정지철
    • B01J31/18B01J27/24B01J21/18B82Y30/00
    • B01J27/24B01J21/18B01J31/18B01J35/04B01J37/00
    • A heteropoly acid catalyst immobilized onto nitrogen-containing mesoporous carbon is provided to form a cationic functional group in mesoporous carbon simply and efficiently as compared with a conventional method, a preparation method the catalyst is provided, and a preparation method of methacrylic acid using the catalyst is provided to maximize production of methacrylic acid by maximizing a surface type oxidation reaction of the heteropoly acid catalyst in the conversion reaction of methacrolein using the heteropoly acid catalyst. A heteropoly acid catalyst immobilized onto nitrogen-containing mesoporous carbon is characterized in that: the heteropoly acid catalyst is used in an acid catalytic reaction or an oxidation reduction catalytic reaction; and the heteropoly acid catalyst is immobilized onto the nitrogen-containing mesoporous carbon through chemical bonding by hydrogenating nitrogen-containing mesoporous carbon having an average pore size ranging from 2 to 1000 nm to convert the nitrogen into an amine group(-NR1R2R3^+) and by reacting the amine group with a heteropoly acid catalyst, wherein R1, R2 and R3, each independently is hydrogen or an alkyl group having 1 to 20 carbon atoms. The nitrogen-containing mesoporous carbon is prepared by using carbon molecular sieve as a porous carbonaceous material and using spherical or nano-structured silica or nano-structured inorganic compound as a template.
    • 提供固定在含氮介孔碳上的杂多酸催化剂,与常规方法相比,简单有效地形成阳离子官能团,提供催化剂的制备方法和使用催化剂的甲基丙烯酸的制备方法 被提供以通过使用杂多酸催化剂在异丁烯醛的转化反应中使杂多酸催化剂的表面型氧化反应最大化来最大化甲基丙烯酸的产生。 固定在含氮介孔碳上的杂多酸催化剂的特征在于:所述杂多酸催化剂用于酸催化反应或氧化还原催化反应; 并通过化学键合将杂多酸催化剂固定在含氮介孔碳上,氢化含有平均孔径为2〜1000nm的含氮介孔碳,将氮转化成胺基(-NR1R2R3 +)和 通过使胺基与杂多酸催化剂反应,其中R 1,R 2和R 3各自独立地是氢或具有1至20个碳原子的烷基。 通过使用碳分子筛作为多孔碳质材料并使用球形或纳米结构的二氧化硅或纳米结构的无机化合物作为模板来制备含氮介孔碳。
    • 4. 发明授权
    • 디메톡시메탄 제조방법
    • 使用固定在多孔碳上的异佛尔酮酸催化剂制备二甲氧基乙烷的方法
    • KR100869445B1
    • 2008-11-18
    • KR1020070104824
    • 2007-10-18
    • 재단법인서울대학교산학협력재단
    • 송인규김희수정지철박동률라경원이주형이상희
    • C07C31/20C07C31/18
    • A method for manufacturing dimethoxymethane is provided to increase the production of dimethoxymethane due to the property of acid existing within a catalyst and to improve the oxidation reaction property in the methanol transformation reaction, compared with a unsupported catalyst by introducing a cation functional group to the mesopore carbon containing nitrogen and using a heteropolyacid catalyst. A method for manufacturing dimethoxymethane comprises a step for passing through the intermediate of dimethoxymethane by an acid-catalyzed reaction and a consecutive oxidation reaction of methanol or producing formaldehyde by the direct oxidation reaction of methanol; a step for preparing methoxymethanol by the acid catalytic reaction between the formaldehyde and methanol; a step for preparing dimethoxymethane by the acid catalytic reaction between methoxymethanol and methanol. In the chemical reaction, the heteropolyacid catalyst which can perform a Bi-functional catalyst of the acid catalytic reaction and oxidation reaction at the same time is used. The heteropolyacid catalyst is fixed to a mesopore carbon containing nitrogen having the average pore size of 2-50nm.
    • 提供了制造二甲氧基甲烷的方法,由于通过在阳离子官能团中引入阳离子官能团,与催化剂相比,由于存在于催化剂内的酸的性质,提高了甲醇转化反应中的氧化反应性,从而提高了二甲氧基甲烷的生成 含氮的氮和使用杂多酸催化剂。 制备二甲氧基甲烷的方法包括通过酸催化反应和甲醇的连续氧化反应或通过甲醇的直接氧化反应产生甲醛来通过二甲氧基甲烷的中间体的步骤; 通过甲醛和甲醇之间的酸催化反应制备甲氧基甲醇的步骤; 通过甲氧基甲醇和甲醇之间的酸催化反应制备二甲氧基甲烷的步骤。 在化学反应中,使用能够同时进行酸催化反应和氧化反应的双功能催化剂的杂多酸催化剂。 将杂多酸催化剂固定在平均孔径为2-50nm的含有氮的中孔碳上。
    • 6. 发明授权
    • 중형기공 탄소에 고정화된 헤테로폴리산 담지 촉매, 그제조방법 및 상기 촉매를 이용한 아세톤 또는 메타크릴산의제조방법
    • 支持在多孔碳上固定的异戊酸催化剂,其生产方法和使用催化剂的乙腈或甲基丙烯酸的生产方法
    • KR100770158B1
    • 2007-10-25
    • KR1020060060416
    • 2006-06-30
    • 재단법인서울대학교산학협력재단
    • 송인규김희수정지철
    • C08F4/02C08F4/00C08F20/06B82B3/00
    • C07C49/08B01D2255/20723B01D2255/20769B01J37/0201B01J37/0236C07C57/04C07F9/005C07F11/005
    • A supported heteropolyacid catalyst immobilized on mesoporous carbon is provided to allow firm chemical bonding between a heteropolyacid catalyst and mesoporous carbon, to activate properties as an oxidation catalyst, and to increase the selectivity during a catalytic reaction, particularly for preparing a methacrylic acid. A supported heteropolyacid catalyst immobilized on mesoporous carbon is obtained by immobilizing at least one anionic heteropolyacid selected from the group consisting of (a) Keggin type heteropolyacids including 12-molybdophosphoric acid(H3PMo12O40), 12-tungstophosphoric acid(H3PW12O40), 12-tungstosilicic acid(H4SiW12O40), 12-molybdotungstophosphoric acid(H3PMo12-xWxO40, x=0-12), 12-molybdovanadophosphoric acid(H3+xPMo12-xVxO40, x=0-12) and 12-tungstovanadophosphoric acid(H3+xPW12-xVxO40, x=0-12), and (b) Wells-Dawsons type heteropolyacids including 18-molybdophosphoric acid(H6P2Mo18O62), 18-tungstophosphoric acid(H6P2W18O62), 18-molybdotungstophosphoric acid(H6P2Mo18-xWxO62, x=0-18), 18-molybdovanadophosphoric acid(H6+xP2Mo18-xVxO62, x=0-18), 18-tungstovanadophosphoric acid(H6+xP2W18-xVxO62, x=0-18) and 18-tungstoneobiumphosphoric acid(H6+xP2W18-xNbxO62, x=0-18) to mesoporous carbon having cationic functional groups attached to the surface thereof through a chemical bonding.
    • 提供了固定在中孔碳上的负载型杂多酸催化剂,以使杂多酸催化剂和介孔碳之间的牢固化学键合活化作为氧化催化剂的性能,并提高催化反应中的选择性,特别是用于制备甲基丙烯酸。 固定在介孔碳上的负载型杂多酸催化剂是通过将至少一种选自(a)包括12-钼磷酸(H3PMo12O40),12-钨磷酸(H3PW12O40),12-钨磷酸(H3PW12O40)),12-钨硅酸的Keggin型杂多酸 (H 4 SiW 12 O 40),12-钼钨磷酸(H3PMo12-xWxO40,x = 0-12),12-钼钒酸(H3 + xPMo12-xVxO40,x = 0-12)和12-钨钨磷酸(H3 + xPW12-xVxO40,x = 0-12),(b)包含18-钼磷酸(H6P2Mo18O62),18-钨磷酸(H6P2W18O62),18-钼钨磷酸(H6P2Mo18-xWxO62,x = 0-18),18-钼磷酸 钼钨钒酸(H6 + xP2Mo18-xVxO62,x = 0-18),18-钨钒酸(H6 + xP2W18-xVxO62,x = 0-18)和18-钨磷钨酸(H6 + xP2W18-xNbxO62,x = 0-18 )与具有通过化学键合附着于其表面的阳离子官能团的介孔碳。