PRESSURE-SENSITIVE ADHESIVE SHEET
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United States of America Patent
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Issued Date -
May 16, 2013
app pub date -
Nov 9, 2012
filing date -
Nov 10, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A pressure-sensitive adhesive sheet excellent in the level difference absorbability, in particular, in the level difference absorbability for a high level difference, and also excellent in workability is provided. The pressure-sensitive adhesive sheet of the present invention is a pressure-sensitive adhesive sheet including a pressure-sensitive adhesive layer, wherein the pressure-sensitive adhesive layer includes an acrylic polymer obtained by polymerizing monomer components; the monomer components includes alkyl (meth)acrylate having a linear or branched alkyl group having 10 to 16 carbon atoms; the content of the alkyl (meth)acrylate is 70% by weight or more in relation to the total amount (100% by weight) of the monomers; and the gel fraction of the pressure-sensitive adhesive layer is 50% by weight or more.
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