New insights into physicochemical aspects involved in the formation of polyelectrolyte complexes based on chitosan and dextran sulfate

SG Carvalho, AM Dos Santos, ALP Silvestre… - Carbohydrate …, 2021 - Elsevier
Polyelectrolyte complexation is a technique based on interactions between polyelectrolytes
of opposite charges driven by supramolecular interactions. Although many studies address …

Versatile and efficient formation of colloids of biopolymer-based polyelectrolyte complexes

C Schatz, A Domard, C Viton, C Pichot… - …, 2004 - ACS Publications
The formation of colloids based on polyelectrolyte complexes (PECs) of biopolymers was
investigated through the complexation between two charged polysaccharides, chitosan as …

Formation and properties of positively charged colloids based on polyelectrolyte complexes of biopolymers

C Schatz, JM Lucas, C Viton, A Domard, C Pichot… - Langmuir, 2004 - ACS Publications
Formation of colloids based on polyelectrolyte complexes (PECs) was mainly studied with
synthetic polyelectrolytes. In this study, we describe the elaboration of positively charged …

Polysaccharide-based polyelectrolyte complex nanoparticles from chitosan, heparin, and hyaluronan

S Boddohi, N Moore, PA Johnson… - Biomacromolecules, 2009 - ACS Publications
The formation of polyelectrolyte complex nanoparticles (PCN) was investigated at different
charge mixing ratios for the chitosan-heparin (chi-hep) and chitosan-hyaluronan (chi-ha) …

Polyelectrolyte complexes from polysaccharides: formation and stoichiometry monitoring

A Drogoz, L David, C Rochas, A Domard, T Delair - Langmuir, 2007 - ACS Publications
Colloids were obtained from non-stoichiometric polyelectrolyte complexes with two
polysaccharides of opposite charge: chitosan and dextran sulfate (DS) as the polycation and …

Polyelectrolyte complexes via desalting mixtures of hyaluronic acid and chitosan—Physicochemical study and structural analysis

G Lalevée, G Sudre, A Montembault, J Meadows… - Carbohydrate …, 2016 - Elsevier
Polyelectrolyte complexes (PECs) were prepared from Chitosan (CS) and Hyaluronic Acid
(HYA) homogeneous mixtures of aqueous solutions. The method consisted of preparing a …

[HTML][HTML] Polyelectrolyte complexes (PECs) obtained from chitosan and carboxymethylcellulose: A physicochemical and microstructural study

DCM Ferreira, SO Ferreira, ES de Alvarenga… - Carbohydrate Polymer …, 2022 - Elsevier
Abstract Effects of chitosan (CHS) to carboxymethylcellulose (CMC) mixing ratio (1: 0; 4: 1; 3:
1; 2: 1; 1: 1; 1: 2; 1: 3; 1: 4; 0: 1), temperature (25; 45; 65; 85° C), and pH (3.0; 3.5; 4.0; 4, 5) …

[HTML][HTML] Characterization of polyelectrolytes complexes based on N, N, N-trimethyl chitosan/heparin prepared at different pH conditions

AF Martins, AGB Pereira, AR Fajardo, AF Rubira… - Carbohydrate …, 2011 - Elsevier
N, N, N-trimethyl chitosan (TMC) was synthesized through the N-methylation of chitosan
(CHT) and characterized by FTIR and 1H NMR spectroscopy. Polyelectrolyte complexes …

Polyelectrolyte complex nanoparticles from chitosan and poly(acrylic acid) and Polystyrene‐block‐poly(acrylic acid)

J Rolland, P Guillet, JM Schumers… - Journal of Polymer …, 2012 - Wiley Online Library
Interpolymer polyelectrolyte complexes of chitosan (CS) with poly (acrylic acid)
homopolymers and polystyrene‐block‐poly (acrylic acid) diblock copolymers were prepared …

Colloidal polyelectrolyte complexes of chitosan and dextran sulfate towards versatile nanocarriers of bioactive molecules

T Delair - European Journal of Pharmaceutics and …, 2011 - Elsevier
Nanomedicine is an emerging field and requires new tools to achieve its goals, such as
nanomaterials capable of performing various functions as bioactive (macro) molecule …