Pressure-sensitive adhesive tape for battery and battery using the pressure-sensitive adhesive tape
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United States of America Patent
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Sep 5, 2017
Grant Date -
Aug 30, 2012
app pub date -
Feb 27, 2012
filing date -
Feb 28, 2011
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Abstract
The present invention relates to a pressure-sensitive adhesive tape for battery containing: a substrate; and a pressure-sensitive adhesive layer provided on at least one side of the substrate, in which the pressure-sensitive adhesive tape has a thickness change ratio of 20% or less after immersion in a mixed solvent of ethylene carbonate/diethyl carbonate [former/latter (volume ratio)=1/1] at 60° C. for 8 hours; and a 180° peeling adhesive strength (against aluminum foil, peel temperature: 25° C., peel rate: 300 mm/minute) of 0.5 N/10 mm or more after the above immersion.
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