Thermoplastic material for vehicle interior or exterior, method for preparing the same and article for vehicle interior or exterior using the same
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United States of America Patent
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Sep 1, 2020
Grant Date -
Jul 12, 2018
app pub date -
Jan 8, 2018
filing date -
Jan 10, 2017
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Are disclosed a thermoplastic material for vehicle interior or exterior having not only excellent strength in winter but also excellent sound-absorption and heat-resistance, a method for preparing the same and an article for vehicle interior or exterior using the same. A method for producing a thermoplastic material for interior or exterior of vehicle, comprising the steps of: forming a fiber sheet or web by randomly arranging fibers having a length of 50 mm or more, the fibers being selected from the group consisting of glass fibers, carbon fibers, basalt fibers, aramid fibers and mixtures thereof; applying polyethylene powders to one side or both sides of the fiber sheet or web; forming a fiber reinforced mat by heating and pressing the fiber sheet or web to which the polyethylene powders are applied; and laminating the fiber reinforced mat on one side or both sides of a polypropylene base.
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