Modeling of void formation and removal in liquid composite molding. Part I: Wettability analysis
Authors:
- 1 February 1996
- journal article
- research article
- Published by Wiley in Polymer Composites
- Vol. 17 (1) , 96-103
Abstract
This two‐part paper focuses on the characterization and simulation of two important molding defects in liquid composite molding—poor wetting and void formation. Part I analyzes resin‐fiber wettability. This involved characterization of various liquids/resins and fiber filaments/fiber mats by using wicking test and capillary pressure measurement. Methodology to quantify capillary pressurewettability relationships was developed. It was found that the Leverett J function can correlate capillary pressure‐saturation relationships for fiber reinforcements with various porosities and fiber architecture.Keywords
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