نتایج جستجو برای: Pickering emulsion polymerization

تعداد نتایج: 41766  

2015
Andriy Popadyuk Nadiya Popadyuk Ihor Tarnavchyk Stanislav Voronov Andriy Voronov

A new approach to synthesis of cross-linked colloidosomes (microcapsules with a shell from colloidal particles) was developed on the basis of a peroxidized Pickering emulsion (an emulsion stabilized exclusively by peroxidized colloidal particles). Peroxidized latex particles were employed to ensure formation of Pickering emulsion. Free radical polymerization was used to convert droplets of a pe...

2010
Huan Ma Mingxiang Luo Sriya Sanyal Kaushal Rege Lenore L. Dai

Polystyrene-silica core-shell nanocomposite particles are successfully prepared via one-step Pickering emulsion polymerization. Possible mechanisms of Pickering emulsion polymerization are addressed in the synthesis of polystyrene-silica nanocomposite particles using 2,2-azobis(2-methyl-N-(2-hydroxyethyl)propionamide (VA-086) and potassium persulfate (KPS) as the initiator. Motivated by potenti...

Journal: :Soft matter 2015
Juntao Tang Patrick James Quinlan Kam Chiu Tam

Pickering emulsions possess many advantages over traditional surfactant stabilized emulsions. For example, Pickering emulsions impart better stability against coalescence and, in many cases, are biologically compatible and environmentally friendly. These characteristics open the door for their use in a variety of industries spanning petroleum, food, biomedicine, pharmaceuticals, and cosmetics. ...

Journal: :Chemical communications 2011
Xiantao Shen Lei Ye

Molecularly imprinted polymer microspheres were synthesized by Pickering emulsion polymerization. Fluorescence spectroscopic investigations provided insights into the template recognition in water.

Journal: :Chemical communications 2012
Xiantao Shen Tongchang Zhou Lei Ye

A new strategy of molecular imprinting to prepare spherical hydrogels via water-in-oil Pickering emulsion polymerization was developed. The imprinted hydrogels exhibited fast adsorption kinetics and significant selectivity for the target protein.

2016
Robert T. Woodward François De Luca Aled D. Roberts Alexander Bismarck

Carbon foams displaying hierarchical porosity and excellent surface areas of >1400 m²/g can be produced by the activation of macroporous poly(divinylbenzene). Poly(divinylbenzene) was synthesized from the polymerization of the continuous, but minority, phase of a simple high internal phase Pickering emulsion. By the addition of KOH, chemical activation of the materials is induced during carboni...

Journal: :Polymer Chemistry 2021

RAFT aqueous emulsion polymerization of hydroxybutyl methacrylate using a poly(glycerol monomethacrylate) precursor leads to diblock copolymer spheres, worms or vesicles. A pseudo-phase diagram is constructed and the vesicles are briefly evaluated as Pickering emulsifier.

Journal: :Polimery 2023

Polymerization conditions in the Pickering emulsion of colloidal silica-stabilized polystyrene latex were optimized. The influence process on various parameters, including particle size and distribution was investigated. Monomodal particles obtained by conducting at a temperature 80°C slightly acidic environment (pH = 5), while maintaining fast monomer conversion. It has been shown that amount ...

Journal: :Polymer Chemistry 2021

RAFT non-aqueous emulsion polymerization of N-(2-acryloyloxy)ethyl pyrrolidone in n-dodecane using a poly(stearyl methacrylate) precursor is used to prepare sterically-stabilized nanoparticles, which are evaluated as putative Pickering emulsifier.

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