ANTIFOG SHEET
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United States of America Patent
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Issued Date -
Jun 4, 2015
app pub date -
May 28, 2013
filing date -
May 29, 2012
priority date (Note) -
Abandoned
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Abstract
Provided is an antifog sheet such that a coated film does not become whitened and the adhesive property of the coated film is not decreased by whitening of the coated film while maintaining antifog property even when the coated film is irradiated with ultraviolet light under high humidity environment and when coated film is in wet state. The antifog sheet of the present invention includes a first layer and a second layer successively layered on a base material. The first layer includes a heat treated product of a first coating composition including a water absorbing resin. The second layer includes a second coating composition including a polyol and a benzotriazole-based ultraviolet light absorber. The amount of the benzotriazole-based ultraviolet light absorber used in the second coating composition is 1.5 to 8 wt % in solid content equivalent.
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