SURFACE PROTECTIVE SHEET
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United States of America Patent
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Issued Date -
Jan 27, 2011
app pub date -
Mar 10, 2008
filing date -
Mar 10, 2008
priority date (Note) -
Abandoned
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Abstract
The present invention is directed to a surface protective sheet having a pressure-sensitive adhesive comprised a thermoplastic elastomer as a main component on at least one surface of a substrate, wherein the pressure-sensitive adhesive comprises a hydrogenation product of styrene random copolymer, an amorphous polypropylene elastomer, a tackifier resin, and a softener, wherein hydrogenation product of styrene random copolymer:amorphous polypropylene elastomer is more than 0:less than 100 to less than 80:more than 20, when the total of the hydrogenation product of styrene random copolymer and the amorphous polypropylene elastomer is taken as 100.
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