Platinum-on-graphite catalysts and the use thereof

US5120699A · kind A · utility

Assignee

• BASF SE

Inventors

• Franz-Josef Weiss · Schifferstadt, DE
• Hugo Fuchs · Ludwigshafen, DE
• Werner Steigleiter · Schifferstadt, DE
• Wolfgang Hoelderich · Bischofswerda, DE
• Luc Guns · Mannheim, DE
• Gerald Neubauer · Weinheim, DE
• Josef Ritz · Ludwigshafen, DE

Key dates

• Filing date: Jul 16, 1991
• Grant date: Jun 9, 1992
• Expiry date: Jul 16, 2011

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J35/40
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A platinum-on-graphite catalyst having a platinum content of from 0.01 to 5% w/w, wherein the graphite support has a particle size of from 1 to 600 .mu.m and the following particle size distribution: ______________________________________ 183 to 600 .mu.m 15% v/v .+-. 15% absolute 68.3 to 183 .mu.m 30% v/v .+-. 20% 31.0 to 68.3 .mu.m 25% v/v .+-. 20% 17.1 to 31.0 .mu.m 15% v/v .+-. 10% 5.2 to 17.1 .mu.m 12% v/v .+-. 10% .sup. <5.2 .mu.m 5% v/v .+-. 5%. ______________________________________