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公开(公告)号：US12042783B2
公开(公告)日：2024-07-23
申请号：US18154198
申请日：2023-01-13
发明人： Qinghe Zheng , Jing Lu , Michael Howard
IPC分类号： B01J21/04 , B01D53/94 , B01J23/00 , B01J23/02 , B01J23/04 , B01J23/10 , B01J23/34 , B01J23/38 , B01J23/40 , B01J23/42 , B01J23/44 , B01J23/46 , B01J23/48 , B01J23/54 , B01J23/63 , B01J23/70 , B01J23/76 , B01J23/83 , B01J23/89 , B01J35/04 , B01J35/56 , B01J37/02 , B01J37/04 , B01J37/08 , F01N3/10 , F01N3/28
CPC分类号： B01J23/464 , B01D53/945 , B01J21/04 , B01J23/002 , B01J23/10 , B01J23/34 , B01J23/44 , B01J23/83 , B01J35/56 , B01J37/0203 , B01J37/0205 , B01J37/0213 , B01J37/0236 , B01J37/0248 , B01J37/086 , F01N3/101 , F01N3/2828 , B01D2255/1021 , B01D2255/1023 , B01D2255/1025 , B01D2255/9155 , F01N2370/04
摘要： Provided is a composition comprising alumina, the alumina being surface-modified with a perovskite type compound of formula (I); wherein formula (I) is defined by Ax-yA′yB1-z B′zO3; where: A is an ion of a metal selected from the group consisting of Li, Na, K, Cs, Mg, Sr, Ba, Ca, Y, La, Ce, Pr, Nd, and Gd; A′ is an ion of a metal selected from the group consisting of Li, Na, K, Cs, Mg, Sr, Ba, Ca, Y, La, Ce, Pr, Nd, and Gd; B is an ion of a metal selected from the group consisting of Cu, Mn, Mo, Co, Fe, Ni, Cr, Ti, Zr, Al, Ga, Sc, Nb, V, W, Bi, Zn, Sn, Pt, Rh, Pd, Ru, Au, Ag, and Ir; B′ is an ion of a metal selected from the group consisting of Cu, Mn, Mo, Co, Fe, Ni, Cr, Ti, Zr, Al, Ga, Sc, Nb, V, W, Bi, Zn, Sn, Pt, Rh, Pd, Ru, Au, Ag, and Ir; x is from 0.7 to 1; y is from 0 to 0.5; and z is from 0 to 0.5.
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公开(公告)号：US12042781B2
公开(公告)日：2024-07-23
申请号：US18158700
申请日：2023-01-24
发明人： Qinghe Zheng , Jing Lu , Michael Howard , Andrea Eva Pascui , Kerry Simmance , Janet Fisher
IPC分类号： B01J21/04 , B01D53/94 , B01J21/06 , B01J23/00 , B01J23/02 , B01J23/04 , B01J23/10 , B01J23/34 , B01J23/38 , B01J23/40 , B01J23/42 , B01J23/44 , B01J23/46 , B01J23/48 , B01J23/54 , B01J23/63 , B01J23/70 , B01J23/76 , B01J23/83 , B01J23/89 , B01J35/04 , B01J35/56 , B01J37/02 , B01J37/04 , B01J37/08 , F01N3/10 , F01N3/28
CPC分类号： B01J23/10 , B01D53/945 , B01J23/002 , B01J23/34 , B01J23/44 , B01J23/464 , B01J23/83 , B01J35/56 , B01J37/0213 , B01J37/0221 , B01J37/0236 , B01J37/0248 , B01J37/04 , B01J37/088 , B01D2255/1021 , B01D2255/1023 , B01D2255/1025 , B01D2255/402 , B01D2255/407 , B01D2255/908 , B01D2255/9155 , F01N3/101 , F01N3/2803 , F01N2370/02
摘要： Provided is a composition comprising a ceria-zirconia mixed oxide, the ceria-zirconia mixed oxide being surface-modified with a perovskite type compound of formula (I); wherein formula (I) is defined by Ax-yA′yB1-zB′zO3; where: A is an ion of a metal selected from the group consisting of Li, Na, K, Cs, Mg, Sr, Ba, Ca, Y, La, Ce, Pr, Nd, and Gd; A′ is an ion of a metal selected from the group consisting of Li, Na, K, Cs, Mg, Sr, Ba, Ca, Y, La, Ce, Pr, Nd, and Gd; B is an ion of a metal selected from the group consisting of Cu, Mn, Mo, Co, Fe, Ni, Cr, Ti, Zr, Al, Ga, Sc, Nb, V, W, Bi, Zn, Sn, Pt, Rh, Pd, Ru, Au, Ag, and Ir; B′ is an ion of a metal selected from the group consisting of Cu, Mn, Mo, Co, Fe, Ni, Cr, Ti, Zr, Al, Ga, Sc, Nb, V, W, Bi, Zn, Sn, Pt, Rh, Pd, Ru, Au, Ag, and Ir; x is from 0.7 to 1; y is from 0 to 0.5; and z is from 0 to 0.5.
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公开(公告)号：US11845063B2
公开(公告)日：2023-12-19
申请号：US17805914
申请日：2022-06-08
发明人： Qinghe Zheng , Jing Lu , Michael Howard
IPC分类号： B01J21/04 , B01J21/06 , B01J23/02 , B01J23/04 , B01J23/06 , B01J23/08 , B01J23/10 , B01J23/12 , B01J23/16 , B01J23/42 , B01J23/46 , B01J23/63 , B01J23/72 , B01J23/74 , B01J23/76 , B01J23/78 , B01J23/80 , B01J23/83 , B01J23/84 , B01J23/89 , B01J37/02 , B01J37/22 , B01J37/08 , B01J35/00 , B01J35/04 , F01N3/10 , F01N3/28
CPC分类号： B01J23/42 , B01J21/04 , B01J23/10 , B01J23/464 , F01N3/101 , F01N2570/10 , F01N2570/12 , F01N2570/14
摘要： A method of manufacturing a catalyst article, the method comprising: providing a complex of a polyphenol and a PGM, the PGM comprising rhodium and/or platinum, the polyphenol comprising an ester functional group; providing a support material; applying the complex to the support material to form a loaded support material; disposing the loaded support material on a substrate; and heating the loaded support material to form nanoparticles of the PGM on the support material.
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公开(公告)号：US11845065B2
公开(公告)日：2023-12-19
申请号：US17805918
申请日：2022-06-08
发明人： Qinghe Zheng , Jing Lu , Michael Howard
IPC分类号： B01J21/04 , B01J21/06 , B01J23/10 , B01J23/44 , B01J23/63 , B01J35/00 , B01J35/04 , B01J37/02 , B01J37/08 , B01D53/94 , B01J23/46
CPC分类号： B01J23/44 , B01D53/945 , B01J21/04 , B01J23/10 , B01J23/464 , B01J35/0006 , B01J35/0013 , B01J35/04 , B01J37/024 , B01J37/0219 , B01J37/0228 , B01J37/0236 , B01J37/086 , B01D2255/1023 , B01D2255/903 , B01D2255/908
摘要： A method of manufacturing a catalyst article, the method comprising: providing a complex of a polyphenol and a PGM, the polyphenol comprising an ester functional group, the PGM comprising palladium; providing a support material; applying the complex to the support material to form a loaded support material; disposing the loaded support material on a substrate; and heating the loaded support material to form nanoparticles of the PGM on the support material.
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公开(公告)号：US20230249157A1
公开(公告)日：2023-08-10
申请号：US18165963
申请日：2023-02-08
发明人： Dongxia LIU , Michael Howard , Kevin Kistler
CPC分类号： B01J21/04 , B01J21/066 , B01J23/63 , B01D53/9418 , B01J2523/3706 , B01J2523/3712 , B01J2523/828 , B01J2523/822 , B01D2255/1021 , B01D2255/1025 , B01D2255/2063 , B01D2255/2065 , B01D2255/20715 , B01D2255/2092 , B01D2257/40 , B01D2258/01
摘要： A three-way catalyst article, and its use in an exhaust system for internal combustion engines, is disclosed. The catalyst article for treating exhaust gas comprising: a substrate comprising an inlet end and an outlet end with an axial length L; a first catalytic region comprising a first platinum group metal (PGM) component supported on a first PGM support material, wherein the first PGM component comprises platinum and rhodium; and wherein the first PGM support material comprises ZrO2—Al2O3.
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