Interlayer for laminated glass, and laminated glass
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United States of America Patent
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Sep 6, 2016
Grant Date -
Aug 1, 2013
app pub date -
Aug 19, 2011
filing date -
Aug 20, 2010
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Abstract
An interlayer film for laminated glass that suppresses the transmittance of ultraviolet rays with a wave length of 400 nm to 1% or less, and has high light resistance. The interlayer film for laminated glass comprises a thermoplastic resin, an ultraviolet absorber having a structure of formula (1), and an ultraviolet absorber having a structure of formula (2), wherein the amount of the ultraviolet absorber of formula (1) is 0.001 to 0.05% by weight, and the amount of the ultraviolet absorber of formula (2) is 0.5 to 1.0% by weight;
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