Desenvolvimento e avaliação da estabilidade fisica de emulsões contendo cristais líquidos e ativos hidratantes à base de manteiga de cupuaçu Theobroma grandiflorumou cacau Theobroma cacau / Development and evaluation of physical stability of topical emulsions containing liquid crystals, moisturizers and cupuaçu (Theobroma grandiflorum) or (Theobroma cacau) butter.

AUTOR(ES)
DATA DE PUBLICAÇÃO

2007

RESUMO

Development of multifunctional cosmetic formulations has been growing each day in cosmetic industry. Elaboration of formulations, which presents many actives with different purposes acting together, many times give good and therapeutic results to customers. In this research cosmetic emulsions with liquid crystals were developed based on cupuaçu (Theobroma grandiflorum) or (Theobroma cacau) butter, Hidraskin? as a moisturizer active and actives for stabilization such as cetostearil alcohol, poliethoxilated lanolin and carbomer. Formulations were prepared by the Emulsion Phase Inversion method and characterized on the liquid crystal assembly and evaluated for physical stability. Four emulsions were chosen, two formulated with cupuaçu butter (one with and the other without Hidraskin?) and two with cocoa butter (one with and the other without Hidraskin?), which presented the highest amount of liquid crystals. Addition of Hidraskin? did not change the morphological aspects of liquid crystals, identified as lamellas. Also addition of polyethoxilatted lanolin increased the physical stability of all emulsions prepared, especially when they were submitted to increase of temperature (40ºC).

ASSUNTO(S)

liquid crystal cupuaçu butter stability moisture manteiga de cacau manteiga de cupuaçu cocoa butter cristal líquido estabilidade hidratação

ACESSO AO ARTIGO

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