Antifogging article and method for manufacturing the same, water absorbing layer forming composition, and article for transportation apparatus
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United States of America Patent
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Feb 5, 2019
Grant Date -
Oct 2, 2014
app pub date -
Jun 16, 2014
filing date -
Dec 15, 2011
priority date (Note) -
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Abstract
There are provided an antifogging article having a water absorbing layer which excels in antifogging property, in durability and appearance, a method for manufacturing the same, an article for transportation apparatus having the antifogging article, and a water absorbing layer forming composition. The antifogging article has a substrate and an antifogging film on a surface of the substrate, in which the antifogging film has a water absorbing layer constituted of a water absorbing material with a saturated water absorption amount of 50 mg/cm3 or more, the water absorbing material is containing a first cured epoxy resin obtained by reacting the composition containing a polyepoxide component, a polyaddition type curing agent, and a catalyst type curing agent, and the polyepoxide component is constituted only of at least two polyepoxides selected from aliphatic polyepoxides with molecular weights of 800 to 3000. The article for transportation apparatus has the antifogging article.
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