One of the effects of UV surface modification is to strengthen adhesion. For stronger adhesion, the adhesive needs to be wetted on the surface of the material, and for improved wettability, the respective surface tensions need to be close to each other.
ABS
| Adhesion area | ：20mm2（102mm） |
| Adhesive | ：Cemedine 3000 gold jelly-like |
| UV cleaning equipment | ：ASM1101N |
| Tensile Shear Testing equipment | ：HV-500NII（Measuring Stands）, ZTS-500N（Digital force gauges） |
| Number of samples taken | ：N=5 |
| Irradiation time [sec] | 0 | 30 | 60 | 90 |
| Tensile shear adhesive strength [N/mm2] | 9.5 | 8.5 | 11.3 | 11.6 |
PMMA（Polymethyl methacrylate resin）
| Adhesion area | ：20mm2（102mm） |
| Adhesive | ：Cemedine 3000 gold jelly-like |
| UV cleaning equipment | ：ASM1101N |
| Tensile Shear Testing equipment | ：HV-500NII（Measuring Stands）, ZTS-500N（Digital force gauges） |
| Number of samples taken | ：Ｎ=3 |
| Irradiation time [sec] | 0 | 30 | 60 | 90 |
| Tensile shear adhesive strength [N/mm2] | 7.16 | 10.29 | 12.77 | 11.98 |
Aluminum
| Adhesion area | ：36mm2（182mm） |
| Adhesive | ：Cemedine 3000 gold jelly-like |
| UV cleaning equipment | ：ASM1101N |
| Tensile Shear Testing equipment | ：HV-500NII（Measuring Stands）, ZTS-500N（Digital force gauges） |
| Number of samples taken | ：Ｎ=1 |
| Irradiation time [sec] | 0 | 30 | 60 |
| Tensile shear adhesive strength [N/mm2] | 3.9 | 2.2 | 15.3 |
