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Integrated structure–function design of 3D-printed porous polydimethylsiloxane for superhydrophobic engineering Cover

Integrated structure–function design of 3D-printed porous polydimethylsiloxane for superhydrophobic engineering

REVIEWS ON ADVANCED MATERIALS SCIENCE
Volume 63 (2024): Issue 1 (January 2024)
By: Zhoukun He,  Jie Su,  Xiaowei Zhu,  Yue Li,  Libo Yang,  Xudong Zhang,  Qi Jiang and  Xiaorong Lan  
Open Access
|Dec 2024

Figures & Tables

Figure 1

3D printing of porous PDMS with a cross-hatched structure. (a) Schematic representation of the extruded filaments written on the substrates with the tooling path. (b) Fabrication of porous PDMS on the 3D printing platform. (c) PDMS foam sample with superhydrophobicity fabricated by 3D printing. The insert image is the profile of water droplets (5 μL) on the porous PDMS surface, with a WCA of approximately 151.5°.
3D printing of porous PDMS with a cross-hatched structure. (a) Schematic representation of the extruded filaments written on the substrates with the tooling path. (b) Fabrication of porous PDMS on the 3D printing platform. (c) PDMS foam sample with superhydrophobicity fabricated by 3D printing. The insert image is the profile of water droplets (5 μL) on the porous PDMS surface, with a WCA of approximately 151.5°.

Figure 2

3D-printed porous PDMS with cross-hatched structures. These printed patterns were labeled according to the 3D printing angle of the two successive layers: (a) 0/30, (b) 0/45, and (c) 0/90 configurations and (d) 0/30 (S-0/30), (e) 0/45 (S-0/45), and (f) 0/90 (S-0/90) shifted patterns.
3D-printed porous PDMS with cross-hatched structures. These printed patterns were labeled according to the 3D printing angle of the two successive layers: (a) 0/30, (b) 0/45, and (c) 0/90 configurations and (d) 0/30 (S-0/30), (e) 0/45 (S-0/45), and (f) 0/90 (S-0/90) shifted patterns.

Figure 3

Effect of layered configurations on the E c of porous PDMS fabricated by 3D printing with filament spacings of (a) 0.6, (b) 0.8, and (c) 1.0 mm.
Effect of layered configurations on the E c of porous PDMS fabricated by 3D printing with filament spacings of (a) 0.6, (b) 0.8, and (c) 1.0 mm.

Figure 4

Stress distribution graphs in the x–z section of the models at 10% compressive strain: (a) 0/30-0.8, (b) 0/45-0.8, (c) 0/90-0.8, (d) S-0/30-0.8, (e) S-0/45-0.8, and (f) S-0/90-0.8.
Stress distribution graphs in the x–z section of the models at 10% compressive strain: (a) 0/30-0.8, (b) 0/45-0.8, (c) 0/90-0.8, (d) S-0/30-0.8, (e) S-0/45-0.8, and (f) S-0/90-0.8.

Figure 5

Influence of layered staggering on the compressive behavior of the porous PDMS fabricated by 3D printing with filament raster angles of (a) 0°/30°, (b) 0°/45°, and (c) 0°/90°.
Influence of layered staggering on the compressive behavior of the porous PDMS fabricated by 3D printing with filament raster angles of (a) 0°/30°, (b) 0°/45°, and (c) 0°/90°.

Figure 6

Influence of layer configurations on the E t of the porous PDMS fabricated by 3D printing with filament spacings of (a) 0.6, (b) 0.8, and (c) 1.0 mm.
Influence of layer configurations on the E t of the porous PDMS fabricated by 3D printing with filament spacings of (a) 0.6, (b) 0.8, and (c) 1.0 mm.

Figure 7

Von-Mises stress distributions of the models in the x–z section at 5% tensile strain in the y-direction: (a) 0/30-0.8, (b) 0/45-0.8, (c) 0/90-0.8, (d) S-0/30-0.8, (e) S-0/45-0.8, and (f) S-0/90-0.8.
Von-Mises stress distributions of the models in the x–z section at 5% tensile strain in the y-direction: (a) 0/30-0.8, (b) 0/45-0.8, (c) 0/90-0.8, (d) S-0/30-0.8, (e) S-0/45-0.8, and (f) S-0/90-0.8.

Figure 8

Influence of filament orientation on the tension behavior of the porous PDMS fabricated by 3D printing with (a) cross-hatched and (b) staggered structures.
Influence of filament orientation on the tension behavior of the porous PDMS fabricated by 3D printing with (a) cross-hatched and (b) staggered structures.

Model design parameters for the 3D-printed PDMS

Model numberFilament diameter (d) (mm)Filament spacing (l) (mm)Raster anglePorosity (φ) (%)
0/30-0.60.370.60°/30°/60°/90°34.4
0/45-0.60°/45°/90°/135°34.4
0/90-0.60°/90°/180°/270°34.4
0/30-0.80.80°/30°/60°/90°48.5
0/45-0.80°/45°/90°/135°48.5
0/90-0.80°/90°/180°/270°48.5
0/30-1.01.00°/30°/60°/90°57.8
0/45-1.00°/45°/90°/135°57.8
0/90-1.00°/90°/180°/270°57.8
S-0/30-0.60.370.60°/30°/60°/90°34.4
S-0/45-0.60°/45°/90°/135°34.4
S-0/90-0.60°/90°/180°/270°34.4
S-0/30-0.80.80°/30°/60°/90°48.5
S-0/45-0.80°/45°/90°/135°48.5
S-0/90-0.80°/90°/180°/270°48.5
S-0/30-1.01.00°/30°/60°/90°57.8
S-0/45-1.00°/45°/90°/135°57.8
S-0/90-1.00°/90°/180°/270°57.8
DOI: https://doi.org/10.1515/rams-2024-0074 | Journal eISSN: 1605-8127
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Language: English
Submitted on: Aug 15, 2024
Accepted on: Nov 25, 2024
Published on: Dec 21, 2024
Published by: Sciendo
In partnership with: Paradigm Publishing Services
Keywords:
mechanical properties,
3D printing,
PDMS,
superhydrophobic,
wettability
Related subjects:
Chemistry,
Chemistry, other,
Engineering,
Introductions and overviews,
Engineering, other,
Materials sciences,
Porous materials,
Physics,
Physics, other

© 2024 Zhoukun He, Jie Su, Xiaowei Zhu, Yue Li, Libo Yang, Xudong Zhang, Qi Jiang, Xiaorong Lan, published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 License.

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