BLUE LIGHT-BLOCKING RESIN COMPOSITION
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United States of America Patent
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Aug 6, 2014
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Nov 18, 2013
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Abstract
Embodiments of the invention provide a resin composition for optical articles, which has a blue light-blocking function, is white and transparent, and does not look yellow; and a laminate. According to at least one embodiment, the resin composition includes (A) 1 to 5 parts by mass of white inorganic microparticles and (B) 100 parts by mass of a transparent base resin. The resin composition is characterized in that (i) the white inorganic microparticles have an average particle diameter of 10 to 80 nm and (ii) the difference between the refractive index of the white inorganic microparticles and the refractive index of the base resin is 0.1 or more. According to at least one embodiment, there is provided a laminate which includes a hard coat layer or a cohesive/adhesive agent layer each made from the resin composition and a poly(meth)acrylic imide resin film layer.
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