Study of surface-energy characteristics of elements of three-layer honeycomb panels

Sudyin Yu.I., Salakhova R.K., Galiullin An.R., Savitsky R.S.
Sudyin Yu.I., Salakhova R.K., Galiullin An.R., Savitsky R.S. Study of surface-energy characteristics of elements of three-layer honeycomb panels // Proceedings of VIAM. 2024. No. 12. DOI: 10.18577/2307-6046-2024-0-12-66-74. URL: https://test.viam.ru/en/journal/2024/12/6
Keywords
three-layer honeycomb panel, honeycomb filler, carbon fiber, edge wetting angle, Washburne method, atmospheric pressure plasma, adhesion
Abstract

The results of research of surface tension of melt adhesive binder VSK-14-6 using a processor tensiometer are presented. As a result of measuring the wetting edge angles in test liquids, the calculated values of surface free energies (SFE) of the studied solids (polymer-sotoplastic and carbon fiber UMT42S-3K-EP) were obtained, including after treatment with atmospheric pressure plasma. The obtained SFE values were used to evaluate the wetting ability of the solids and their adhesion to the binder.

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