| 摘要 |
The present invention provides nanoporousα-alumina powders comprising powder comprising interconnectedα-alumina primary particles having an average particle size of less than about 100 nm and an interpenetrated array of pores or voids. The invention also provides nanosizedα-alumina powders comprisingα-alumina particles having an average particle size of less than about 100 nm and slurries, particularly aqueous slurries, which comprise nanosizedα-alumina powders of the invention. The invention further provides methods of manufacturing nanoporousα-alumina powders and nanosizedα-alumina powders of the invention and methods of polishing using slurries of the invention. |
