Photopolymerization of Acrylate Films under an Imposed Spatial Irradiation: Thermodynamics of Relief Self-Development

✍ Scribed by L. Lavielle; C. Croutxé-Barghorn; E. Schuller; D.-J. Lougnot

• Publisher: Elsevier Science
• Year: 1997
• Tongue: English
• Weight: 415 KB
• Volume: 192
• Category: Article
• ISSN: 0021-9797
• DOI: 10.1006/jcis.1997.4972

✦ Synopsis

applies well to the analysis of such out of equilibrium sys-UV irradiation through a lined mask of acrylate-based selftems with deformation at the surface (5-7).

developing materials leads to the formation of a relief in the irradi-A thermodynamic analysis was recently carried out for ated areas. Investigation of the effect of various properties, the different acrylate films photopolymerized as a laminated through a known two-layer model, showed the paramount imporsystem between two glass plates or as a free surface film tance of surface state on relief height. Both relief height and inhibi-(3) with help of a model for the mechanical and chemical tion time of the growing kinetics are shown to be directly depenstability of a plane interface given by Hennenberg et al. in dent on two surface properties: surface free energy and viscosity (6). Considering the general nature of these observations in of the condensed state of the gaseous atmosphere adjoining the the field of thin film surface thermodynamics, the formation film.