1344-28-1 | alpha-Aluminum Oxide

Chemical type

• Inorganic ceramic oxide

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• Inorganic oxide

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• Amphoteric metal oxide; catalyst support material

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Key properties

• High mechanical strength
• Thermal stability
• Porous structure (~100 nm particles with intergranular voids)

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• Contributes to CEI density and uniformity
• Improves structural integrity of cathode interface

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• High thermal stability
• Large surface area
• Improves dispersion of active catalytic phases

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Role / use

• Porous membrane substrate
• Hosts confined HOF-8 assembly and CMS formation
• Forms an interlocked structure with CMS

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Functional significance

Enhances:

• Mechanical robustness
• Long-term operational stability

Prevents delamination and structural collapse

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• CEI component for cathode stabilization

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• Catalyst support in CaO-based nanocatalysts
• Structural stabilizer in microwave-assisted biodiesel synthesis

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Classification by use

• Chemical material used as a membrane support substrate

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• Inorganic passivation agents
• High-voltage battery interface modifiers

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• Chemicals used as catalyst supports
• Chemicals used in heterogeneous catalysis
• Chemicals used in fuel processing technologies

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A trustworthy factory and manufacturer

Demei Chemical Technology Co., Ltd. is a modern high-tech enterprise integrating R&D, production, and sales. The company's founder, Dr. Arron, born in April 1975, graduated from the School of Mechanical Engineering at Yanshan University and has been engaged in research in the fields of mechanical engineering and chemical synthesis for many years. The company's products focus on the chemical industry, primarily dealing in chemical raw materials and chemical production machinery and equipment. With its strong technical capabilities, advanced production equipment, and strict quality management system, the company has earned the trust of customers worldwide.

1. [Cite:1] Confined conversion of hydrogen-bonded organic framework into carbon molecular sieve-interlocked-substrate membrane for efficient CO2/CH4 separation, Advanced Membranes, Volume 7, June 2026, 100191
2. [Cite:2] Aluminum metaphosphate-derived CEI suppresses interfacial degradation of NCM811 at 4.5 V and 60 °C, Electrochemistry Communications, Volume 184, March 2026, 108114
3. [Cite:3] Sustainable inorganic nanocatalysts in biodiesel production - A review on recent developments, Fuel Processing Technology, Volume 282, April 2026, 108406