Page 530 - IJB-10-4

International Journal of Bioprinting 3D printed substrate for adhesion tests

Figure 3. Effect of coat weight on peak adhesive forces for amine and non-amine-compatible adhesives using stainless steel and polypropylene probes.
(a) Tack test results of stainless steel (SS) probe with amine-compatible pressure-sensitive adhesive (PSA)-4302 coating, displaying an increase in peak
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adhesive force at 10 mg/cm versus 5 mg/cm coating. (b) Tack test results of polypropylene (PP) probes with amine-compatible PSA-4302 coating,
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displaying an increase in peak adhesive force at 10 mg/cm versus 5 mg/cm coating. (c) Tack test results of SS probes with non-amine-compatible
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PSA-4501 coating display no significant difference in peak adhesive force at 5 mg/cm versus 10 mg/cm coating. (d) Tack test results of PP probes with

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non-amine-compatible PSA-4501, displaying an increase in peak adhesive force at 10 mg/cm versus 5 mg/cm coating. Results are expressed as mean ±
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standard deviation (n = 5). ****p < 0.0001; **p < 0.01; *p < 0.05.
(9733, 9723, and 9735), with their respective elongations of displayed no significant difference in peak adhesive force
70%, 75%, and 100% (Figure 6a and c). between glass and backing membranes 9733 and 9735.
Conversely, PSA-4501 displayed a significant decrease (p
3.5.2. Probe tack test using polypropylene probes < 0.01) in peak adhesive force in backing membrane 9735
The 3D PP probe revealed that PSA-4302 resulted in compared to glass; there was no significant difference in
significantly (p < 0.01) low peak adhesive force in backing peak adhesive force between backing membranes 9733
membrane 9733 compared to glass at a coating thickness and 9735. Similar to PSA-4302, PSA-4501 also displayed
of 5 mg/cm ; there was no significant difference in the no significant difference for 10 mg/cm coating thickness
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peak adhesive force between backing membranes 9733 between glass and backing membranes 9735 and 9733
and 9735. PSA-4302 with a coating weight of 10 mg/cm 2 (Figure 6 b and d).

Volume 10 Issue 4 (2024) 522 doi: 10.36922/ijb.3735