公开(公告)号：US20230356193A1

公开(公告)日：2023-11-09

申请号：US17923005

申请日：2021-05-04

Applicant: BASF CORPORATION

Inventor： Peter Witte

IPC: B01J23/44 ,  B01J35/10 ,  B01J37/04 ,  B01J31/02 ,  B01J37/08 ,  B01J37/00 ,  B01J35/00 ,  B01J37/02

CPC classification number: B01J23/44 ,  B01J31/0249 ,  B01J35/0006 ,  B01J35/1014 ,  B01J35/1019 ,  B01J35/1023 ,  B01J37/0018 ,  B01J37/0203 ,  B01J37/0211 ,  B01J37/0213 ,  B01J37/04 ,  B01J37/08

Abstract: A catalyst comprising transition metal nanoparticles, stabilizing ligands, and a support material, wherein at least a portion of the stabilizing ligands are adsorbed on the surface of the transition metal nanoparticles such as to form stabilized transition metal nanoparticles, wherein the stabilized transition metal nanoparticles are supported on the support material, wherein the catalyst displays a molar ratio of the stabilizing ligands to the transition metal in the nanoparticles calculated as the element, wherein the molar ratio is comprised in the range of from 0.1 to 25.

公开(公告)号：US10232354B2

公开(公告)日：2019-03-19

申请号：US15559837

申请日：2016-03-18

Applicant: BASF Corporation

Inventor： Peter Witte ,  Erica Nollen ,  Robert Terorde ,  Lei Zhang

IPC: B01J23/00 ,  B01J35/00 ,  C07C29/00 ,  B01J23/52 ,  B01J37/03 ,  B01J37/16 ,  B01J37/02 ,  B01J23/44 ,  C07C29/17 ,  B01J21/08 ,  B01J21/18 ,  B01J21/06

Abstract: The present invention is in the field of catalysis. More particularly, the present invention is directed to supported precious metal, preferably palladium and/or gold metal catalysts, having a high degree of dispersion and a high degree of edge-coating. The present invention is further directed to a process for producing these catalysts, as well as to the use of these catalysts in chemical reactions.

公开(公告)号：US10258967B2

公开(公告)日：2019-04-16

申请号：US15559458

申请日：2016-03-18

Applicant: BASF Corporation

Inventor： Peter Witte ,  Lei Zhang ,  Robert Terorde

IPC: C07C29/17 ,  B01J23/00 ,  B01J21/00 ,  B01J31/00 ,  B01J37/00 ,  B01J35/00 ,  B01J23/44 ,  B01J37/03 ,  B01J37/16 ,  B01J37/02 ,  B01J21/18 ,  B01J23/42 ,  B01J23/52 ,  B01J35/02 ,  B01J35/10

Abstract: The present invention is in the field of catalysis. More particularly, the present invention is directed to supported precious metal catalysts, preferably palladium and/or platinum metal catalysts, having a high metal loading, a high degree of dispersion and a high degree of edge-coating. The present invention is further directed to a process for producing these catalysts, as well as to the use of these catalysts in chemical reactions.