Alumina | search
Click here to view Alumina news from 60+ newspapers.
Bookmark or Share- Alumina Production - an overview | ScienceDirect TopicsAlumina is the most widely used of the twenty or so oxide ceramics and is often regarded as the historic forerunner of modern engineering ceramics. The actual content of alumina, reported as Al 2 O 3, ranges from 85% to 99.9%, depending upon the demands of the application.
- An overview on alumina-silica-based aerogels - ScienceDirectAlumina-silica based aerogels obtained by infiltration of TEOS-derived silica sols into unidirectional frozen alumina templates showed pores with average size of 31.7 nm [97] and, with slightly lower values, the CBCF-alumina-silica aerogels exhibited pore sizes of 18–30 nm [96] and the ABOW-alumina-silica composite featured an average pore ...
- Aluminum Oxide - an overview | ScienceDirect TopicsAlumina is widely utilized in cosmetics as an abrasive, absorbent, and anticaking, bulking, and opacifying agent [114]. Reports conducted by the Personal Care Products Council show that alumina is used in 523 leave-on products, with rinse-off products, eyelid-based products, lipsticks, and skincare products accounting for 40, 84, 87, and 104 ...
- Alumina - an overview | ScienceDirect TopicsAlumina is a valuable raw material used in the production of various products such as adsorbents, abrasives, polishing agents, refractory materials, and aluminum. It is obtained from bauxites through the Bayer process and requires the removal of certain organic compounds to enhance its production. From: Journal of Hazardous Materials, 2020
- Structural, Surface, and Catalytic Properties of AluminasThe structure of these alumina polymorphs differs from that of corundum: they are characterized by cubic close packing of the oxide ions. The product obtained by calcination of boehmite in air is designated as γ-Al 2 O 3 , whereas the product obtained by calcination of bayerite in air is designated as η-Al 2 O 3 .
More
