نتایج جستجو برای: Oil in water nano-emulsions

تعداد نتایج: 17138324  

Journal: :international journal of bio-inorganic hybrid nanomaterials 0

the purpose of this study is to produce an oil-in-water nano-emulsion by ultrasonication. casein combined with inulin used as continuous phase, while dispersed phase consisted of fish oil. the size of the nano-emulsion and the ph of nano-emulsion were characterized. ultrasound has been used for preparing emulsion by 24 khz intensity for 120 seconds. prepared nano-emulsion was investigated by pa...

Journal: :Journal of oleo science 2015
Satoshi Wakisaka Takahisa Nishimura Shoichi Gohtani

We investigated how phase behavior changes by replacing water with glycerol in water/mixture of polyglycerol polyricinoleate (PGPR) and hexaglycerol monolaurate (HGML) /vegetable oil system, and studied the effect of glycerol on o/w nano-emulsion formation using an isothermal low-energy method. In the phase behavior study, the liquid crystalline phase (Lc) + the sponge phase (L3) expanded towar...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - پژوهشکده مهندسی فرایند 1395

abstract: mineral scaling in oil and gas production equipment is one of the most important problem that occurs while water injection and it has been recognized to be a major operational problem. the incompatibility between injected and formation waters may result in inorganic scale precipitation in the equipment and reservoir and then reduction of oil production rate and water injection rate. ...

Journal: :Acta biochimica Polonica 2013
Małgorzata Jaworska Elżbieta Sikora Michał Zielina Jan Ogonowski

The formation of oil/water (O/W) nano-emulsions suitable for cosmeceutical application was studied. Nano-emulsions were prepared by using phase inversion composition (PIC) method, one of the low-energy emulsification methods. The process consist of stepwise water addition to oil/surfactant mixture, at T = 25°C. Caprylic/capric triglycerides (GTCC), propylene glycol dicaprylate/dicaprate (PC) an...

The purpose of this study is to produce an oil-in-water nano-emulsion by ultrasonication. Casein combined with inulin used as continuous phase, while dispersed phase consisted of fish oil. The size of the nano-emulsion and the pH of nano-emulsion were characterized. Ultrasound has been used for preparing emulsion by 24 KHz intensity for 120 seconds. Prepared nano-emulsion was investigated by pa...

The purpose of this study is to produce an oil-in-water nano-emulsion by ultrasonication. Casein combined with inulin used as continuous phase, while dispersed phase consisted of fish oil. The size of the nano-emulsion and the pH of nano-emulsion were characterized. Ultrasound has been used for preparing emulsion by 24 KHz intensity for 120 seconds. Prepared nano-emulsion was investigated by pa...

Journal: :Food chemistry 2016
Osman Kadir Topuz Emin Burçin Özvural Qin Zhao Qingrong Huang Michael Chikindas Muharrem Gölükçü

The purpose of this research was to investigate antimicrobial effects of nano emulsions of anise oil (AO) on the survival of common food borne pathogens, Listeria monocytogenes and Escherichia coli O157:H7. Series of emulsions containing different level of anise oil as potential antimicrobial delivery systems were prepared. Antimicrobial activities of bulk anise oil and its emulsions (coarse an...

Journal: :کنترل بیولوژیک آفات و بیماری های گیاهی 0
حمیدرضا علیزاده استادیار گروه گیاه پزشکی، دانشکدة کشاورزی، دانشگاه جیرفت محسن فرزانه استادیار گروه کشاورزی، پژوهشکدة گیاهان و مواد اولیة دارویی، دانشگاه شهید بهشتی، اوین ـ تهران ذبیح الله اعظمی استادیار گروه گیاه پزشکی، دانشکدة کشاورزی، دانشگاه جیرفت

there are numerous problems for using essential oil due to its low solubility in water, high vapor pressure and chemical and physical instability. use of nano-emulsions is a good idea for decreasing side effect of the essential oils and enhance their efficiency as well as delivery to hot spot. in addition, nano-emulsion system make smaller size particles and increase stability and shelf-life of...

Desmopressin acetate is a potent synthetic peptide hormone. A more acceptable route of Desmopressin acetate is a potent synthetic peptide hormone. That is administered via parenteral, intranasal, and oral routes. A more acceptable route of administration with potentially good bioavailability could be offered by transdermal delivery. The present work reports on the development of water-in-oil (w...

Journal: :Nanoscale 2014
R Vecchione U Ciotola A Sagliano P Bianchini A Diaspro P A Netti

Stable and biodegradable oil in water (O/W) nano-emulsions can have a huge impact on a wide range of bio-applications, from food to cosmetics and pharmaceuticals. Emulsions, however, are immiscible systems unstable over time; polymer coatings are known to be helpful, but an effective procedure to stabilize monodisperse and biodegradable O/W nano-emulsions is yet to be designed. Here, we coat bi...

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