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Mostrando ítems 1-10 de 16
Artículo
Characterization of novel nanoemulsions, with improved properties, based on rosemary essential oil and biopolymers
(Wiley-Blackwell, 2020-08)
ACKGROUND: Nowadays, it is of great interest to develop stable and sustainable formulations that act as nanocarriers of active ingredients. In this work, the droplet size distribution, rheology and physical stability of ...
Artículo
Gellan gum fluid gels: influence of the nature and concentration of gel-promoting ions on rheological properties
(Springer, 2018-11)
Low-acyl gellan gum fluid gels were obtained using two different gel-promoting cations under the same processing conditions, and their rheological properties were investigated. For that reason, stress and frequency sweep ...
Artículo
Rheological properties and physical stability of ecological emulsions stabilized by a surfactant derived from cocoa oil and high pressure homogenization
(CSIC, 2015)
The goal of this work was to investigate the influence of the emulsification method on the rheological properties, droplet size distribution and physical stability of O/W green emulsions formulated with an eco-friendly ...
Artículo
Influence of nanoemulsion/gum ratio on droplet size distribution, rheology and physical stability of nanoemulgels containing inulin and omega-3 fatty acids
(Wiley-Blackwell, 2022)
Background: New consumer habits are forcing the food industry to develop new and healthy products. In response to this tendency, in this investigation, we obtained nanoemulgels by microfluidization containing inulin fibre ...
Artículo
A Comparison of the Effect of Temperature on the Rheological Properties of Diutan and Rhamsan Gum Aqueous Solutions
(MDPI, 2019)
The rheological properties exhibited by gums make its use in applications interesting, such as foods, cosmetics, enhanced oil recovery, or constructions materials. Regardless of application field, the effect of temperature ...
Artículo
Cizalla oscilatoria de baja amplitud en cristales líquidos laminares ternarios que contienen, un terisioactivo no iónico: influencia de la concentración de tolueno
(Instituto Químico de Sarriá: Asociación de Químicos e Ingenieros, 1998-04)
El objetivo de este trabajo ha sido determinar la Influencia del contenido en tolueno, en relación tensioactivo/agua constante, sobre las propiedades viscoelásticas lineales de cristales líquidos laminares de un sistema ...
Artículo
Influence of the welan gum biopolymer concentration on the rheological properties, droplet size distribution and physical stability of thyme oil/W emulsions
(Elsevier, 2019-07)
The objective of this work is to obtain a stable and natural antimicrobial delivery system. Thus, the effect of the addition of a natural polysaccharide such as welan gum on the linear viscoelastic properties, flow behaviour, ...
Artículo
Flow, dynamic viscoelastic and creep properties of a biological polymer produced by Sphingomonas sp. as affected by concentration
(Elsevier, 2019-03-15)
In this work, the influence of the concentration on the flow behaviour, dynamic viscoelastic and creep properties of diutan gum in aqueous solution was investigated. Diutan gum is a biopolymer which belongs to the sphingans ...
Artículo
Transiciones microestructurales inducidas por cizalla en sistemas acuosos de un tensioactivo catiónico tipo esterqua
(Instituto Químico de Sarriá: Asociación de Químicos e Ingenieros, 2010)
Se presenta un estudio basado en técnicas reológicas y de microscopía electrónica de barrido de bajas temperaturas (cryo-SEM) sobre los cambios de microestructura provocados por el flujo en cizalla de dispersiones acuosas ...
Artículo
Aplicación de alta presión sobre disoluciones acuosas de goma diutan: influencia sobre las propiedades reológicas
(Asociación de Químicos e Ingenieros del Instituto Químico de Sarriá, 2017)
En este trabajo se estudia el efecto de aplicar alta presión sobre el comportamiento reológico de disoluciones acuosas de goma diutan con el objeto de ampliar su uso potencial. Muestras de goma diutan sin tratar y ...