公开(公告)号：CA3059089A1

公开(公告)日：2018-10-11

申请号：CA3059089

申请日：2018-04-04

Applicant: BASF SE

Inventor： KUSCHEL ANDREAS ,  LIZANDARA CARLOS ,  SCHUNK STEPHAN A ,  TITLBACH SVEN ,  ROTHER JOERG ,  BECHTEL JUERGEN ,  DREBOV NEDKO STEFANOV ,  MAIXNER STEFAN ,  HINRICHS MATTHIAS ,  HALABI MOHAMED ,  MUELLER IMKE BRITTA ,  FENYN MICHAELA

IPC: C07C263/14 ,  C07C265/12 ,  C07C265/14

Abstract: A process for preparing an aromatic isocyanate by direct carbonylation of a nitro aromatic compound by reacting the nitro aromatic compound with carbon monoxide in the presence of a catalyst, characterized in that the catalyst contains a multi metallic material comprising one or more binary intermetallic phases of the general formula AxBy wherein: A is one or more element selected from Ni, Ru, Rh, Pd, Ir, Pt and Ag, B is one or more element selected from Sn, Sb, Pb, Zn, Ga, In, Ge and As, x is in the range 0.1 10, y in is in the range 0.1 10.

公开(公告)号：CA2966943A1

公开(公告)日：2016-05-12

申请号：CA2966943

申请日：2015-11-05

Applicant: BASF SE

Inventor： TITLBACH SVEN ,  SCHUNK STEPHAN A ,  MULLER ROBERT ,  SUNDERMANN ANDREAS ,  GOEBEL MICHAEL ,  KARPOV ANDREY ,  DEEBA MICHEL ,  ZHENG XIAOLAI ,  GLAUM ROBERT ,  SCHMITZ ANDREAS

IPC: B01J23/63 ,  B01D53/94 ,  C01F17/00

Abstract: The present invention relates to a composite oxide comprising ceria, praseodymia and alumina, wherein the cerium : praseodymium molar ratio of the composite oxide is 84:16 or less, as well as to a method of preparing the composite oxide and to its use, in particular in a method of treating an exhaust gas stream.

公开(公告)号：CA3028525A1

公开(公告)日：2017-12-28

申请号：CA3028525

申请日：2017-06-14

Applicant: BASF SE

Inventor： BOHRES EDWARD ,  KIERAT RADOSLAW ,  SCHUNK STEPHAN A ,  LIZANDARA CARLOS ,  TITLBACH SVEN ,  MUELLER ROBERT ,  LEJKOWSKI MICHAEL LUDWIG

IPC: C09K8/66 ,  C09K8/68 ,  C09K8/90 ,  E21B43/267

Abstract: Method of fracturing a subterranean formation by injecting an aqueous fracturing fluid comprising an aqueous base fluid, a polysaccharide and/or polysaccharide derivative, a crosslinker, which is a water-soluble, layered silicate and a proppant. Aqueous fracturing fluid comprising an aqueous base fluid, a polysaccharide and/or polysaccharide derivative, a crosslinker, which is a water-soluble, layered silicate and a proppant and to the use of water-soluble, layered silicates as crosslinker for aqueous fracturing fluids comprising polysaccharides and/or polysaccharide derivatives