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Article
A novel method for encapsulation of a liquid crystal in monodisperse micron-sized polymer particles
Liquid crystals (LCs) encapsulated in monodisperse micron-sized polymer particles were prepared to control the size and size distribution of LC droplets in polymer-dispersed LCs. The poly(methyl methacrylate)...
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Article
Monodisperse glycidyl-functional polymer particles in the micron-size range by seeded polymerization
Polymer particles having glycidyl ether groups were prepared through seeded polymerization in aqueous medium. The polystyrene seed particles were swollen with a mixture of n-butyl methacrylate, glycidyl methacry...
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Article
Monodisperse micron-sized macroporous poly(styrene-co-divinylbenzene) particles by seeded polymerization
Macroporous poly(styrene-co-divinylbenzene) particles were produced in a micron-size range by two-stage swelling and continuous polymerization. The molecular weight of the polystyrene seed particles was controll...
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Article
Monodisperse micron-sized cross-linked polystyrene particles. VI. Understanding of nucleated particle formation and particle growth
The procedure of nucleated particle formation and particle growth in dispersion polymerization was studied with the intention of understanding the production of monodisperse polystyrene particles cross-linked...
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Article
Monodisperse micron-sized crosslinked polystyrene particles. IV. Effect of network structure on polymerization procedure
Monodisperse micron-sized polystyrene particles crosslinked using urethane acrylate were produced by dispersion polymerization in ethanol solution and the effect of the crosslinked network structure on the po...
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Article
Poly(methyl methacrylate) hollow particles by water-in-oil-in-water emulsion polymerization
Poly(methyl methacrylate) particles having hollow structures were produced by water-in-oil-in-water (W/O/W) emulsion polymerization where sorbitan monooleate (Span80) was used as a primary surfactant and sodi...
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Article
Mechanical properties of amphiphilic urethane acrylate ionomer hydrogels having heterophasic gel structure
Amphiphilic urethane acryale hydrogels containing ionic groups (dimethylolpropionic acid) were prepared by varying the molecular weight of the soft segment (polyether type) and the type of diisocyanate, and t...
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Article
Morphology of micron-sized polystyrene particles crosslinked with urethane acrylate
The morphology of micron-sized polystyrene particles crosslinked with a urethane acrylate crosslinker was studied with different concentrations of urethane acrylate and medium solvency by means of simple disp...
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Article
Highly monodisperse crosslinked polymethylmethacrylate microparticles by dispersion polymerization
Highly monodisperse polymethylmethacrylate (PMMA) microparticles crosslinked with carboxylic group-containing urethane acrylates (CUA) were produced by simple dispersion polymerization in methanol solution. I...
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Article
Ultraviolet-curable epoxy acrylate dispersions: effect of urethane acrylate anionomers on stabilizing and film properties
Epoxy acrylate dispersions stabilized using urethane acrylate anionomers were prepared for an application of ultraviolet (UV) curing. By observing the optical microscopy and colloidal stability for the epoxy ...
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Article
Amphiphilic urethane acrylate hydrogels having heterophasic gel structure: swelling behaviors and mechanical properties
Amphiphilic urethane acrylate hydrogels containing ionic group (dimethylopropionic acid, DMPA) were prepared by varying the molecular weight of the soft segment (polyether type, PTMG) and type of diisocyanate...
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Article
Microphase separation of PEG-modified urethane acrylate and the swelling behavior of its gels
The viscosity of PEG-modified urethane acrylate (PMUA) showed peculiar behavior in the course of soap-free emulsification. Moreover, the viscosity change with added amounts of water was influenced by the react...
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Article
Preparation of PEG-modified urethane acrylate emulsion and its emulsion polymerization
In order to improve stability and reduce droplet size, the PEG-modified urethane acrylates were synthesized by the reaction of polyethylene glycol (PEG) with residual isocyanate groups of urethane acrylate to ...