Journal of Inorganic Materials, Volume. 40, Issue 7, 826(2025)

Effect of Lauric Acid Modifier on the Hydrolysis Resistance of Aluminum Nitride Powders

Jing SUN1,2, Xiang LI1、*, Xiaojian MAO2, Jian ZHANG2, and Shiwei WANG2
Author Affiliations
  • 11. School of Materials and Chemistry, University of Shanghai for Science and Technology, Shanghai 200093, China
  • 22. State Key Laboratory of High Performance Ceramics and Superfine Microstructure, Shanghai Institute of Ceramics, Chinese Academy of Sciences, 200050, China
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    Figures & Tables(9)
    FT-IR spectra of LA, AlN, AlN-72, 7LA-2P-AlN, and 7LA-2P-AlN-72
    XPS full spectra of AlN and 7LA-2P-AlN
    XPS spectra of AlN and 7LA-2P-AlN
    TEM images of (a, b) initial AlN powder and (c, d) 7LA-2P-AlN powder
    pH of AlN powder suspensions before and after modification soaked in water at 40 ℃ for 72 h
    XRD patterns of AlN powders before and after modification soaked in water at 40 ℃ for 72 h
    SEM images of AlN powder before and after hydrolysis
    • Table 1. Experimental conditions for hydrolysis of AlN powders

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      Table 1. Experimental conditions for hydrolysis of AlN powders

      SampleLA/%(in mass) PEG/%(in mass) Temperature/Time/h
      AlN----
      AlN-72--4072
      0LA-2P-AlN02--
      1LA-2P-AlN12--
      3LA-2P-AlN32--
      5LA-2P-AlN52--
      7LA-2P-AlN72--
      0LA-2P-AlN-72024072
      1LA-2P-AlN-72124072
      3LA-2P-AlN-72324072
      5LA-2P-AlN-72524072
      7LA-2P-AlN-72724072
    • Table 2. XPS chemical composition of the samples (in atom)

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      Table 2. XPS chemical composition of the samples (in atom)

      SampleAl2p/%N1s/%C1s/%O1s/%
      AlN36.2613.1211.2439.38
      7LA-2P-AlN22.418.1241.9827.49
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    Jing SUN, Xiang LI, Xiaojian MAO, Jian ZHANG, Shiwei WANG. Effect of Lauric Acid Modifier on the Hydrolysis Resistance of Aluminum Nitride Powders[J]. Journal of Inorganic Materials, 2025, 40(7): 826

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    Paper Information

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    Received: Feb. 17, 2025

    Accepted: --

    Published Online: Sep. 3, 2025

    The Author Email: Xiang LI (xiangli@usst.edu.cn)

    DOI:10.15541/jim20250063

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