A series of liquid crystalline multi-block copolymers poly [1,6-bis(4-oxybenzoyl-oxy)hexaneterephthalate]-b-bisphenol A polycarbonate (PHTH-6-b-PC) with differe
This study is concerned with the removal of Staph aureus from water by polyurethaneionomers. All the samples are quaternary ammonium salts which possess a posit
Nano silica-modified epoxy resins were synthesized by the sol-gel process. The materials have themorphological structure of nano particales dispersed in the epo
The interaction between poly(methymethacrylate) (PMMA) and poly(vinyl chloride) (PVC) has been studied in dilute urea solutions of dimethylformamide (DMF) at 28