Moisture absorbent for organic electroluminescence element and production method for same
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United States of America Patent
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Aug 25, 2015
Grant Date -
Jun 19, 2014
app pub date -
Jul 6, 2012
filing date -
Jul 14, 2011
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Abstract
A moisture absorbent for an organic EL element having hydrophobicity and no reduction in moisture absorption speed, and a method for producing the moisture absorbent are provided. The moisture absorbent for an organic EL element includes, as a main component, calcium oxide particles each having an alkoxide layer on the surface thereof. Furthermore, the method for producing a moisture absorbent for an organic EL element includes dry-pulverizing calcium oxide in the presence of an alcohol, and thereafter dry-treating the pulverized calcium oxide.
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