Studies on the formation of complex coacervates between chitosan and alginate during microparticles preparation


Autoria(s): Lucinda-Silva, Ruth Meri; Evangelista, Raul Cesar
Contribuinte(s)

Universidade Estadual Paulista (UNESP)

Data(s)

27/05/2014

27/05/2014

01/07/2005

Resumo

The formation of complex coacervates between chitosan and alginate was evaluated during microparticles formation. Mass ratio between polyelectrolytes and calcium chloride concentration were determinated by conductimetric analysis and by calcium ions quantification, respectively. Inert microparticles were prepared using a complex coacervation method in W/O emulsion and morphological analyses of microparticles were carried out. This method enabled the production of spherical particles, with slightly rough surface and narrow size distribution with maximal diameter of 10 μm.

Formato

366-370

Identificador

http://www.latamjpharm.org/trabajos/24/3/LAJOP_24_3_1_7_I518E01530.pdf

Acta Farmaceutica Bonaerense, v. 24, n. 3, p. 366-370, 2005.

0326-2383

http://hdl.handle.net/11449/68330

2-s2.0-27744483369

Idioma(s)

eng

Relação

Acta Farmaceutica Bonaerense

Direitos

openAccess

Palavras-Chave #Alginate #Chitosan #Complex coacervation #Microparticles #alginic acid #calcium chloride #calcium ion #chitosan #polyelectrolyte #coacervation #complex formation #concentration (parameters) #conductometry #emulsion #evaluation #mass #morphology #particle size #quantitative analysis
Tipo

info:eu-repo/semantics/article