24 Result(s)

Article

Dielectric properties of barium titanate with Sb₂O₃ and ZnO

K. H. Yoon, J. W. Kim, K. H. Jo in Journal of Materials Science Letters (1989)

Article

Microstructure and properties of grain-refined Cu-Zn-Al-X shape memory alloys

J. W. Kim, E. S. Lee, T. J. Cho, Y. G. Kim in Journal of Materials Science Letters (1990)

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...

J. W. Kim, K. D. Suh in Colloid and Polymer Science (1998)

Article

Highly monodisperse crosslinked polystyrene microparticles by dispersion polymerization

 Highly monodisperse polystyrene microparticles cross-linked with urethane acrylates were produced by dispersion polymerization in ethanol solution in the presence of 2,2′-azobis (isobutyronitrile) initiator, ...

J.-W. Kim, Kyung-Do Suh in Colloid and Polymer Science (1998)

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 ...

W.-W. Jeong, J.-W. Kim, K.-D. Suh in Colloid and Polymer Science (1998)

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...

J. W. Kim, K. D. Suh in Colloid and Polymer Science (1999)

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...

J.-W. Kim, Y.-G. Joe, K.-D. Suh in Colloid and Polymer Science (1999)

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...

D.-H. Lee, J.-W. Kim, K.-D. Suh in Colloid and Polymer Science (1999)

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...

J.-W. Kim, K.-D. Suh in Colloid and Polymer Science (1999)

Article

Ag-Substituted Hydroxyapatite Coatings with Both Antimicrobial Effects and Biocompatibility

Q. L. Feng, F. Z. Cui, T. N. Kim, J. W. Kim in Journal of Materials Science Letters (1999)

Article

SAN-Na+-montmorillonite nanocomposite for electrorheological material

H. J. Choi, J. W. Kim, M. H. Noh, D. C. Lee… in Journal of Materials Science Letters (1999)

Article

Synthesis and electrorheological characterization of carbonaceous particle suspensions

H. J. Choi, J. W. Kim, S.-H. Yoon, R. Fujiura… in Journal of Materials Science Letters (1999)

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...

J.-H. Ryu, J.-W. Kim, K.-D. Suh in Colloid and Polymer Science (1999)

Article

Electrorheological characteristics of polyaniline and its copolymer suspensions with ionic and nonionic substituents

Electrorheological (ER) characteristics of ER fluids, composed of suspensions of semiconducting polyaniline and two different copolyaniline particles in silicone oil, were determined experimentally. Ionic sod...

M. S. Cho, J. W. Kim, H. J. Choi, R. M. Webber, M. S. Jhon in Colloid and Polymer Science (2000)

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...

J. W. Kim, B. S. Kim, K. D. Suh in Colloid and Polymer Science (2000)

Article

Synthesis and electrorheological characterization of emulsion-polymerized dodecylbenzenesulfonic acid doped polyaniline-based suspensions

The electrorheological (ER) properties of dodecylbenzenesulfonic acid (DBSA) doped polyaniline suspensions in silicone oil were investigated. In contrast to chemically polymerized polyaniline in an acidic aqu...

S. G. Kim, J. W. Kim, H. J. Choi, M. S. Suh, M. J. Shin… in Colloid and Polymer Science (2000)

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...

J.-W. Kim, J.-H. Ryu, K.-D. Suh in Colloid and Polymer Science (2001)

Article

Electrorheological fluids based on chitosan particles

W. H. Jang, Y. H. Cho, J. W. Kim, H. J. Choi… in Journal of Materials Science Letters (2001)

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...

J.-G. Park, J.-W. Kim, K.-D. Suh in Colloid and Polymer Science (2001)

Article

Synthesis and electrorheology of camphorsulfonic acid doped polyaniline suspensions

 Semiconducting camphorsulfonic acid doped polyaniline (PANI–CSA) particles were synthesized by chemical oxidation polymerization, and their chemical structure and particle size were examined via Fourier trans...

W. H. Jang, J. W. Kim, H. J. Choi, M. S. Jhon in Colloid and Polymer Science (2001)