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Synthesis of zinc oxide nanocrystalline powders for cosmetic applications

  • Chia Liang Kuo
  • , Cheng Li Wang
  • , Horng Huey Ko
  • , Weng Sing Hwang
  • , Kuo ming Chang
  • , Wang Long Li
  • , Hong Hsin Huang
  • , Yen Hwei Chang
  • , Moo Chin Wang

研究成果: Article同行評審

102   連結會在新分頁中開啟 引文 斯高帕斯(Scopus)

摘要

The synthesis of zinc oxide (ZnO) nanocrystalline powders for cosmetic applications by a coprecipitation process has been investigated. When the Zn(OH)2 precipitates are calcined at 373 K for 10 min, the crystalline phases comprise the major phase of Zn(OH)2 and the minor phase of ZnO. XRD pattern shows that only ZnO is present and no other phase is detected when the Zn(OH)2 precipitates calcined at 413 K for 10 min. The nanocrystallite size of ZnO increases slightly from 32.3 to 44.3 nm when the calcination temperature increases from 413 to 873 K. The activation energy of ZnO nanocrystallite growth is 2.02 kJ/mol, which reveals that the nanocrystalline ZnO is easily grown at low temperature. The UV transmission of ZnO nanocrystallites in the wavelength range from 290 to 375 nm is about 35%, indicating that the ZnO nanocrystallites have an excellent UV-absorbing capability.

原文English
頁(從 - 到)693-698
頁數6
期刊Ceramics International
36
發行號2
DOIs
出版狀態Published - 2010 3月

All Science Journal Classification (ASJC) codes

  • 電子、光磁材料
  • 陶瓷和複合材料
  • 製程化學與技術
  • 表面、塗料和薄膜
  • 材料化學

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