MOLDED RESIN PRODUCT FOR VEHICLE STRUCTURAL MEMBER OR AIRCRAFT STRUCTURAL MEMBER
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United States of America Patent
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Issued Date -
Mar 21, 2013
app pub date -
Nov 8, 2010
filing date -
Nov 8, 2010
priority date (Note) -
Abandoned
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Abstract
A molded resin product for a vehicle structural member or an aircraft structural member according to the present invention is formed by injection-molding of thermoplastic resin feedstock containing reinforcement fibers by using a screw provided at a leading end portion thereof with a mixer protruding in a radial direction. In the injection-molded product, the reinforcement fiber content ratio is greater than or equal to 20% by weight and the weight-average fiber length of the reinforcement fibers in an evaluation target area having a certain size is greater than or equal to 1 mm and less than or equal to 3 mm.
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