Synthesis of superfine Mg(OH)2 particles by magnesite

Hai yan Qian, Min Deng, Shao ming Zhang, Ling ling Xu

Research output: Contribution to journalArticlepeer-review

31 Scopus citations

Abstract

Superfine Mg(OH)2 particles were synthesized by a hydrating method of MgO made from the decomposition of magnesite in alkali solutions at low temperatures. These Mg(OH)2 particles have platelet shape and their sizes range from 100 to 200 nm. The crystal phase, particle size distribution and morphology of the crystal particle were characterized with X-ray diffraction (XRD) and scanning electron microscopy (SEM). The hydration mechanism of MgO under alkali conditions was also examined.

Original languageEnglish
Pages (from-to)600-603
Number of pages4
JournalMaterials Science and Engineering: A
Volume445-446
DOIs
StatePublished - 15 Feb 2007

Keywords

  • Alkali additives
  • Hydration
  • Magnesite
  • Magnesium hydroxide
  • Magnesium oxide

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