نتایج جستجو برای: oil in water nano emulsions

تعداد نتایج: 17138324  

Journal: :Chemical communications 2012
Yunhua Chen Nicholas Ballard Florence Gayet Stefan A F Bon

A convenient route to organogels templated by high internal phase emulsions has been developed. Key is the use of a waterborne polymer latex loaded with a multiple hydrogen bond (MHB) functionality that becomes disentangled and transfers across the oil-water interface forming a gel network in the oil phase via hydrogen bond interactions.

2011
Yankun Zhou Yrjö H. Roos

Encapsulation of sensitive compounds in amorphous, glassy wall materials may protect them from environmental factors causing their loss during storage of food ingredients and foods. The stability of αtocopherol (2.5%, w/w, based on non-fat solids) in freeze-dried lactose-milk protein isolate-olive oil (3:1:2), lactose-soy protein isolate-olive oil (3:1:2), trehalose-milk protein isolate-olive o...

A.R. Naseri, M.A. Mohammadifar, N. Mollakhalili Meybodi,

Beverage emulsions are systems that are composed of two liquids including oil and water which are prepared by homogenizing oil phase in an acidic aqueous phase. They must be stable in both concentrated and diluted form for a period of 6-12 months upon standing at room temperature. Two immiscible phases contained systems are thermodynamically unsta-ble. In other words, they are vulnerable to bre...

2016
Ahmet Can Hüseyin Sivrikaya

Many water repellents, such as classic wood preservatives have the disadvantage of being harmful to the environment. Therefore, interest increased even eco-friendly, or of biodegradable material. Natural oils (tallow, linseed oil), appears to be capable of preventing the wood water uptake. However, the total amount of oil required to achieve a high penetration of the sapwood. The aim of this st...

2012
M. Z. H. ROZAINI

A study is conducted to examine the antibacterial activities of the emulsions containing essential oil of Beakea Frustescence. The emulsions were formulated according to the information obtained from the constructed phase equilibriums consisting water, SDS, Span 80 and hexane. Followed by the preparation was a stability test, which was carried out within the following three weeks to determine t...

2013
Arkadiusz Szterk Marek Roszko Ewa Górnicka

The aim of this study was to examine the oxidation of selected plant oils in concentrated beverage emulsions colored with natural β-carotene. Carotenoid preparations obtained from carrots were dissolved in cold-pressed linseed oil, refined canola oil, and refined palm olein. Oxidative stability of the lipids was examined with and without addition of the pigment to the oil/water (O/W) emulsion. ...

Journal: :Colloids and Surfaces A: Physicochemical and Engineering Aspects 2021

• Continuous production of stable Pickering emulsions using nano-hydroxyapatite. Tailor-made and small size droplet obtained. High-volume scale a mesostructured reactor (NETmix). Emulsions are used in wide range applications, including food cosmetics. Nowadays, the demand for sustainable products has increased with emerging as clean alternatives. To achieve industrial implementation emulsions, ...

Journal: :Chemical communications 2013
Yu Yang Zengjiang Wei Chaoyang Wang Zhen Tong

Interconnected macroporous foams were synthesized by templating oil-in-water Pickering high internal phase emulsions solely stabilized by lignin particles. They exhibited excellent adsorption capacity for copper(II) ions in aqueous solutions.

2015
Amit V. PATIL Stein T. JOHANSEN

Oil-water emulsion flow behaviour was characterized with respect to surface chemistry. A state of the art stirred tank experimental set up was constructed that measured dynamic droplet size evolution with varying impeller speed. This technique was demonstrated with model Nexbase oil (with and without SPAN 80 surfactants) and water emulsions. Further, a CFD model for droplet size prediction was ...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2005
Elise Lorenceau Andrew S Utada Darren R Link Galder Cristobal Mathieu Joanicot D A Weitz

Diblock copolymers are known to spontaneously organize into polymer vesicles. Typically, this is achieved through the techniques of film rehydration or electroformation. We present a new method for generating polymer vesicles from double emulsions. We generate precision water-in-oil-in-water double emulsions from the breakup of concentric fluid streams; the hydrophobic fluid is a volatile mixtu...

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