Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Shaping by extrusion
Patent
1996-06-24
1999-03-16
Teskin, Fred
Plastic and nonmetallic article shaping or treating: processes
Forming continuous or indefinite length work
Shaping by extrusion
264101, 26421121, 26421123, 26433115, 528502R, 528503, 524 35, 524567, B29C 4712
Patent
active
058825649
ABSTRACT:
The invention relates to a method for forming a composition comprising a thermoplastic composite in the form of a linear profile extrudate. Such a profile comprises a structural member having improved tensile strength, flex modulus, impact resistance and other improved structural properties. The invention involves a unique extruder configuration having a change in direction for the resin and fiber that optimizes the composite strength by promoting the random orientation of the fibers resulting in improved structural properties. Further, because of the change in direction, the extruder can include a cooling feature that cools the profile interior as the profile leaves the exit die thus increasing the physical properties, productivity and quality of the product.
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Andersen Corporation
Teskin Fred
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