Preparation of Silica Particles Encapsul
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Myung-Han Lee; Seong-Geun Oh; Sei-Ki Moon; Seong-Youl Bae
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Article
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2001
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Elsevier Science
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English
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Retinol, a cosmetic ingredient, was entrapped within inorganic microspheres obtained from sol-gel reaction of TEOS in o/w/o multiple emulsions as microreactors. In o/w/o multiple emulsions, the retinol was emulsified as an internal oil phase in a aqueous solution of 3.0 wt% Tween 20 prior to emulsif