Fabricated of Superhydrophobic Silanized Melamine Sponge with Photochromic Properties for Efficiency Oil/Water Separation

Figure 5

Superwetting of PDMS-coated sponge. (a) Amphiphilic property of pristine melamine sponge. (b) Superhydrophobic of PDMS-SP coated melamine sponge. (c) Hydrophobic and oleophilic property of PDMS-SP coated melamine sponge after UV irradiation. Contact angles of (d) pristine melamine sponge, (e) PDMS-SP coated melamine sponge, and (f) PDMS-SP coated melamine sponge after UV irradiation.

(a)

(b)

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(d)

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(f)