Results 1 to 10 of about 209 (151)

Analysis of Influencing Factors in the Preparation of Mullite Whiskers from Recovering Silicon-Rich Waste under Low-Temperature Conditions [PDF]

open access: yesNanomaterials, 2023
A large amount of catalyst waste containing silicon is deposited or buried every year, resulting in serious environmental pollution and a waste of resources.
Xiaohua Gu   +6 more
doaj   +2 more sources

Low-temperature fluoride-assisted synthesis of mullite whiskers. [PDF]

open access: yesRSC Adv, 2020
Fluoride-assisted method for obtaining highly crystalline mullite whiskers at low temperature (∼800 °C) is reported.
Abdullayev A   +3 more
europepmc   +5 more sources

Preparation of mullite whiskers from high alumina fly ash and its reinforced porous structure

open access: yesJournal of Materials Research and Technology, 2023
Porous has been formed in samples when mullite whiskers are prepared by firing compacts of high-aluminum fly ash and ammonium aluminum sulfate hydrate with a small amount of sodium dihydrogen phosphate and SiO2 at high temperature for 4 h. The effects of
Xiang Ding, Songlin Ran, Xiangong Deng
exaly   +3 more sources

Effect of Silicon Addition on High-Temperature Solid Particle Erosion-Wear Behaviour of Mullite-SiC Composite Refractories Prepared by Nitriding Reactive

open access: yesAdvances in Materials Science and Engineering, 2014
Solid particle erosion-wear experiments on as-prepared mullite-SiC composite refractories by nitriding reactive sintering were performed at elevated temperatures, using sharp black SiC abrasive particles at an impact speed of 50 m/s and the impact angle ...
Xiaochao Li   +7 more
doaj   +2 more sources

Preparation and Properties of High Sound-Absorbing Porous Ceramics Reinforced by In Situ Mullite Whisker from Construction Waste [PDF]

open access: yesMolecules
Porous sound absorption ceramic is one of the most promising materials for effectively eliminating noise pollution. However, its high production cost and low mechanical strength limit its practical applications. In this work, low-cost and in situ mullite
Kaihui Hua   +6 more
doaj   +2 more sources

Application of Whisker-Toughened Aerogel to Recycling of Used Polyurethane Sheets [PDF]

open access: yesGels
In this study, a new environmentally friendly and efficient method for recycling and reusing waste polyurethane sheets is proposed. SiO2 aerogel was prepared using the sol–gel method, and mullite whiskers were introduced to enhance its toughness.
Xiaohua Gu   +5 more
doaj   +2 more sources

Perspectives Toward Damage-Tolerant Nanostructure Ceramics. [PDF]

open access: yesAdv Sci (Weinh)
Selective topics of damage‐tolerant nanostructure ceramics, including elastic nano‐fibrous ceramic aerogels, load bearing nanoceramics, machine learning assisted simulations of microstructure‐properties relationship, are revived in the present manuscript.
Fan M, Wen T, Chen S, Dong Y, Wang CA.
europepmc   +2 more sources

Preparation of porous mullite ceramics composed entirely of overlapping and interlocking mullite whiskers through whisker in-situ growth

open access: yesJournal of Advanced Ceramics
A novel porous mullite ceramic with overlapping and interlocking mullite whiskers was prepared using in-situ whisker growth technology. Without the use of any pore-foaming agents, the formation of a porous structure was facilitated by the atomic ...
Ruoyu Zhang   +9 more
doaj   +2 more sources

Preparation of lightweight corundum-mullite thermal insulation materials by microwave sintering [PDF]

open access: yesProcessing and Application of Ceramics, 2021
Lightweight corundum-mullite thermal insulation materials were successfully prepared by microwave sintering at low temperature. The effects of sintering temperatures, PMMA microspheres and SiC particles on structure and properties of as-prepared corundum-
Si Yaochen   +9 more
doaj   +1 more source

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