Method for enhancing the sealing potential of formable, disposable tooling materials
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United States of America Patent
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Issued Date -
May 8, 2008
app pub date -
Oct 17, 2007
filing date -
Oct 17, 2006
priority date (Note) -
Abandoned
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Abstract
Methods for enhancing the sealing potential of a formable, disposable tooling core for use in the fabrication of composite articles, the method comprising obtaining a pre-formed tooling core from a mold, the tooling core having a prepared working surface; applying a liquid prepolymer mixture configured for rapid polymerization at ambient conditions over at least a portion of the working surface; and rapidly polymerizing the prepolymer mixture to form a non-porous sealant over the portion of the working surface. Also, methods for manufacturing tooling members and composite articles utilizing a disposable tooling core.
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