Method of pultrusion

Plastic and nonmetallic article shaping or treating: processes – With printing or coating of workpiece – Coating or impregnating workpiece before molding or shaping...

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156180, 264257, 264285, 264295, 264313, 264317, 425112, B29B 1514, B29C 4336

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active

054705177

ABSTRACT:
A method of pultrusion is provided that includes the steps of saturating a bundle of fibers in a curable resin, pulling the saturated fibers (also known as "prepreg") into a flexible mold, manipulating the mold (with the saturated fibers therein) into a given shape or form, allowing the saturated fibers to cure or harden, and then removing the flexible mold by mechanical or chemical means. This novel method permits one to mold prepreg into any given shape prior to hardening, not limited by the shape of a given mold or die.

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