Auteur Sang Chul Roh
Documents disponibles écrits par cet auteur (2)
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Sang Chul Roh, Auteur ; Kwon Won Song, Auteur ; C. K. Kim, Auteur |A macroporous polyarylate (PAR) layer was formed on a polyethylene (PE) separator from coating solutions containing PAR, tetrahydrofuran (THF) as the solvent, and various alcohols (or diols) as nonsolvents via a nonsolvent-induced phase separati[...]
Article : texte imprimé
Hyungu Im, Auteur ; Sang Chul Roh, Auteur ; Chang Keun Kim, Auteur |Thermoplastic polyurethane (TPU) elastomers are frequently used in underwater applications. Desirable polymeric materials have lower densities and lower swelling ratios for seawater and paraffin oil, along with better mechanical strength than TP[...]
