Patent · US Expired

Use of colloidal silica sol as an auxiliary for catalysts

US5294583A · kind A · utility

3Cited by

16References

16Claims

0Family size

Assignee

Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

Joachim Pohl · Lüdenscheid, DE
Gerd Goebel · Erkrath, DE
Franz-Josef Carduck · Haan, DE

Key dates

Filing date	Sep 14, 1992
Grant date	Mar 15, 1994
Priority date	—
Expiry date	Sep 14, 2012

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01J37/0009
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The invention relates to the use of colloidal, stabilized silica sol as an auxiliary for stabilizing and/or increasing the activity of catalysts which show a tendency towards activity-reducing sintering under high-temperature conditions.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.