Microporous alumina ceramic membranes

Patent · Tue May 04 00:00:00 EDT 1993

OSTI ID:6241891

Anderson, M A; Guangyao, Sheng

Several methods are disclosed for the preparation microporous alumina ceramic membranes. For the first time, porous alumina membranes are made which have mean pore sizes less than 100 Angstroms and substantially no pores larger than that size. The methods are based on improved sol-gel techniques.

• DOE Contract Number: AS07-86ID12626
• Assignee: Wisconsin Alumni Research Foundation, Madison, WI (United States)
• Patent Number(s): US 5208190; A
• Application Number: PPN: US 7-773168
• OSTI ID: 6241891
• Resource Relation: Patent File Date: 8 Oct 1991
• Country of Publication: United States
• Language: English

Related Subjects

32 ENERGY CONSERVATION, CONSUMPTION, AND UTILIZATION
36 MATERIALS SCIENCE
ALUMINIUM OXIDES
MICROSTRUCTURE
SOL-GEL PROCESS
MEMBRANES
FABRICATION
CERAMICS
OPTIMIZATION
POROSITY
ALUMINIUM COMPOUNDS
CHALCOGENIDES
OXIDES
OXYGEN COMPOUNDS
320303* - Energy Conservation
Consumption
& Utilization- Industrial & Agricultural Processes- Equipment & Processes
360201 - Ceramics
Cermets
& Refractories- Preparation & Fabrication
360202 - Ceramics
Cermets
& Refractories- Structure & Phase Studies