LIGHT REFLECTIVE SHEET
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United States of America Patent
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N/A
Issued Date -
Oct 4, 2007
app pub date -
Mar 28, 2007
filing date -
Mar 30, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Object: To provide a rigid light reflective sheet with excellent light reflecting characteristics, ultraviolet yellowing resistance and dimensional stability. Means to solve: A light reflective sheet wherein the void containing light reflective layer (B) is laid on the light receiving side of a substrate layer (A) composed of a thermoplastic resin composition (a1) containing an inert particle of 5 to 40% in weight, the backing layer (C) is laid on the non-light receiving side of the substrate layer (A), and the void containing light reflective layer (B) is a uniaxially or biaxially stretched sheet with a thickness (tb) of 10 to 90 .mu.m and diffuse reflectance of 70 to 90%.
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