Simultaneously Enhanced Cryogenic Tensile Strength, Ductility and Impact Resistance of Epoxy Resins by Polyethylene Glycol |
Fig. 2. Schematic showing for: a one single PEG-4000, b DGEBA, c MeTHPA molecules. Note: the gray and red balls represent C and O, respectively; the white and pink balls represent H bonded with C and O, respectively. |
![]() |